nih-gov/www.ncbi.nlm.nih.gov/omim/617166

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<title>
Entry
- #617166 - DEVELOPMENTAL AND EPILEPTIC ENCEPHALOPATHY 47; DEE47
- OMIM
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<span class="h4">#617166</span>
<br />
<strong>Table of Contents</strong>
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<li role="presentation">
<a href="#title"><strong>Title</strong></a>
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<a href="#phenotypeMap"><strong>Phenotype-Gene Relationships</strong></a>
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<a href="/clinicalSynopsis/617166"><strong>Clinical Synopsis</strong></a>
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<li role="presentation">
<a href="/phenotypicSeries/PS308350"> <strong>Phenotypic Series</strong> </a>
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<a href="#text"><strong>Text</strong></a>
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<li role="presentation" style="margin-left: 1em">
<a href="#description">Description</a>
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<li role="presentation" style="margin-left: 1em">
<a href="#clinicalFeatures">Clinical Features</a>
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<li role="presentation" style="margin-left: 1em">
<a href="#inheritance">Inheritance</a>
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<li role="presentation" style="margin-left: 1em">
<a href="#molecularGenetics">Molecular Genetics</a>
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<li role="presentation">
<a href="#references"><strong>References</strong></a>
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<li role="presentation">
<a href="#contributors"><strong>Contributors</strong></a>
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<li role="presentation">
<a href="#creationDate"><strong>Creation Date</strong></a>
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</span>
</div>
<div id="mimClinicalResourcesLinksFold" class="panel-collapse collapse in mimLinksFold" role="tabpanel" aria-labelledby="clinicalResources">
<div class="panel-body small mim-panel-body">
<div><a href="https://clinicaltrials.gov/search?cond=(DEVELOPMENTAL EPILEPTIC ENCEPHALOPATHY) OR (FGF12)" class="mim-tip-hint" title="Clinical Trials" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'Clinical Trials', 'domain': 'clinicaltrials.gov'})">Clinical Trials</a></div>
<div><a href="https://www.orpha.net/consor/cgi-bin/ClinicalLabs_Search_Simple.php?lng=EN&LnkId=23427&Typ=Pat" class="mim-tip-hint" title="A list of European laboratories that offer genetic testing." target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'EuroGentest', 'domain': 'orpha.net'})">EuroGentest</a></div>
<div><a href="https://www.ncbi.nlm.nih.gov/gtr/all/tests/?term=617166[mim]" class="mim-tip-hint" title="Genetic Testing Registry." target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'GTR', 'domain': 'ncbi.nlm.nih.gov'})">GTR</a></div>
<div><a href="https://www.orpha.net/consor/cgi-bin/OC_Exp.php?lng=EN&Expert=442835" class="mim-tip-hint" title="European reference portal for information on rare diseases and orphan drugs." target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'OrphaNet', 'domain': 'orpha.net'})">OrphaNet</a></div>
</div>
</div>
</div>
<div class="panel panel-default" style="margin-top: 0px; border-radius: 0px">
<div class="panel-heading mim-panel-heading" role="tab" id="mimAnimalModels">
<span class="panel-title">
<span class="small">
<a href="#mimAnimalModelsLinksFold" id="mimAnimalModelsLinksToggle" class="collapsed mimSingletonTriangleToggle" role="button" data-toggle="collapse" data-parent="#mimExternalLinksAccordion">
<div style="display: table-row">
<div id="mimAnimalModelsLinksToggleTriangle" class="small mimSingletonTriangle" style="color: #337CB5; display: table-cell;">&#9658;</div>
&nbsp;
<div style="display: table-cell;">Animal Models</div>
</div>
</a>
</span>
</span>
</div>
<div id="mimAnimalModelsLinksFold" class="panel-collapse collapse mimLinksFold" role="tabpanel">
<div class="panel-body small mim-panel-body">
<div><a href="https://www.alliancegenome.org/disease/DOID:0080425" class="mim-tip-hint" title="Search Across Species; explore model organism and human comparative genomics." target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'Alliance Genome', 'domain': 'alliancegenome.org'})">Alliance Genome</a></div>
<div><a href="http://www.informatics.jax.org/disease/617166" class="mim-tip-hint" title="Phenotypes, alleles, and disease models from Mouse Genome Informatics." target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'MGI Mouse Phenotype', 'domain': 'informatics.jax.org'})">MGI Mouse Phenotype</a></div>
<div><a href="https://wormbase.org/resources/disease/DOID:0080425" class="mim-tip-hint" title="Database of the biology and genome of Caenorhabditis elegans and related nematodes." target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'Wormbase Disease Ontology', 'domain': 'wormbase.org'})">Wormbase Disease Ontology</a></div>
</div>
</div>
</div>
</div>
</div>
</div>
<span>
<span class="mim-tip-bottom" qtip_title="<strong>Looking for this gene or this phenotype in other resources?</strong>" qtip_text="Select a related resource from the dropdown menu and click for a targeted link to information directly relevant.">
&nbsp;
</span>
</span>
</div>
<div class="col-lg-8 col-lg-pull-2 col-md-8 col-md-pull-2 col-sm-8 col-sm-pull-2 col-xs-12">
<div>
<a id="title" class="mim-anchor"></a>
<div>
<a id="number" class="mim-anchor"></a>
<div class="text-right">
<a href="#" class="mim-tip-icd" qtip_title="<strong>ICD+</strong>" qtip_text="
<strong>ORPHA:</strong> 442835<br />
<strong>DO:</strong> 0080425<br />
">ICD+</a>
</div>
<div>
<span class="h3">
<span class="mim-font mim-tip-hint" title="Phenotype description, molecular basis known">
<span class="text-danger"><strong>#</strong></span>
617166
</span>
</span>
</div>
</div>
<div>
<a id="preferredTitle" class="mim-anchor"></a>
<h3>
<span class="mim-font">
DEVELOPMENTAL AND EPILEPTIC ENCEPHALOPATHY 47; DEE47
</span>
</h3>
</div>
<div>
<br />
</div>
<div>
<a id="alternativeTitles" class="mim-anchor"></a>
<div>
<p>
<span class="mim-font">
<em>Alternative titles; symbols</em>
</span>
</p>
</div>
<div>
<h4>
<span class="mim-font">
EPILEPTIC ENCEPHALOPATHY, EARLY INFANTILE, 47; EIEE47
</span>
</h4>
</div>
</div>
<div>
<br />
</div>
</div>
<div>
<a id="phenotypeMap" class="mim-anchor"></a>
<h4>
<span class="mim-font">
<strong>Phenotype-Gene Relationships</strong>
</span>
</h4>
<div>
<table class="table table-bordered table-condensed table-hover small mim-table-padding">
<thead>
<tr class="active">
<th>
Location
</th>
<th>
Phenotype
</th>
<th>
Phenotype <br /> MIM number
</th>
<th>
Inheritance
</th>
<th>
Phenotype <br /> mapping key
</th>
<th>
Gene/Locus
</th>
<th>
Gene/Locus <br /> MIM number
</th>
</tr>
</thead>
<tbody>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/3/968?start=-3&limit=10&highlight=968">
3q28-q29
</a>
</span>
</td>
<td>
<span class="mim-font">
Developmental and epileptic encephalopathy 47
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617166"> 617166 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
FGF12
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/601513"> 601513 </a>
</span>
</td>
</tr>
</tbody>
</table>
</div>
</div>
<div>
<div class="btn-group ">
<a href="/clinicalSynopsis/617166" class="btn btn-warning" role="button"> Clinical Synopsis </a>
<button type="button" id="mimPhenotypicSeriesToggle" class="btn btn-warning dropdown-toggle mimSingletonFoldToggle" data-toggle="collapse" href="#mimClinicalSynopsisFold" onclick="ga('send', 'event', 'Unfurl', 'ClinicalSynopsis', 'omim.org')">
<span class="caret"></span>
<span class="sr-only">Toggle Dropdown</span>
</button>
</div>
&nbsp;
<div class="btn-group">
<a href="/phenotypicSeries/PS308350" class="btn btn-info" role="button"> Phenotypic Series </a>
<button type="button" id="mimPhenotypicSeriesToggle" class="btn btn-info dropdown-toggle mimSingletonFoldToggle" data-toggle="collapse" href="#mimPhenotypicSeriesFold" onclick="ga('send', 'event', 'Unfurl', 'PhenotypicSeries', 'omim.org')">
<span class="caret"></span>
<span class="sr-only">Toggle Dropdown</span>
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</div>
&nbsp;
<div class="btn-group">
<button type="button" class="btn btn-success dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
PheneGene Graphics <span class="caret"></span>
</button>
<ul class="dropdown-menu" style="width: 17em;">
<li><a href="/graph/linear/617166" target="_blank" onclick="gtag('event', 'mim_graph', {'destination': 'Linear'})"> Linear </a></li>
<li><a href="/graph/radial/617166" target="_blank" onclick="gtag('event', 'mim_graph', {'destination': 'Radial'})"> Radial </a></li>
</ul>
</div>
<span class="glyphicon glyphicon-question-sign mim-tip-hint" title="OMIM PheneGene graphics depict relationships between phenotypes, groups of related phenotypes (Phenotypic Series), and genes.<br /><a href='/static/omim/pdf/OMIM_Graphics.pdf' target='_blank'>A quick reference overview and guide (PDF)</a>"></span>
<div>
<p />
</div>
<div id="mimClinicalSynopsisFold" class="well well-sm collapse mimSingletonToggleFold">
<div class="small" style="margin: 5px">
<div>
<div>
<span class="h5 mim-font">
<strong> INHERITANCE </strong>
</span>
</div>
<div style="margin-left: 2em;">
<div>
<span class="mim-font">
- Autosomal dominant <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/263681008" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">263681008</a>, <a href="https://purl.bioontology.org/ontology/SNOMEDCT/771269000" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">771269000</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0443147&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0443147</a>, <a href="https://bioportal.bioontology.org/search?q=C1867440&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C1867440</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0000006" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0000006</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0000006" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0000006</a>]</span><br />
</span>
</div>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<strong> HEAD & NECK </strong>
</span>
</div>
<div style="margin-left: 2em;">
<div>
<div>
<span class="h5 mim-font">
<em> Head </em>
</span>
</div>
<div style="margin-left: 2em;">
<span class="mim-font">
- Microcephaly, acquired (in some patients) <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/253130001" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">253130001</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0431352&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0431352</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0005484" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0005484</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0005484" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0005484</a>]</span><br />
</span>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<em> Eyes </em>
</span>
</div>
<div style="margin-left: 2em;">
<span class="mim-font">
- Cortical visual impairment (in some patients) <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/413924001" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">413924001</a>, <a href="https://purl.bioontology.org/ontology/SNOMEDCT/432141000124105" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">432141000124105</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C4048268&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C4048268</a>, <a href="https://bioportal.bioontology.org/search?q=C3810365&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C3810365</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0100704" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0100704</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0100704" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0100704</a>]</span><br /> -
Pale optic discs (in some patients) <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/302200001" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">302200001</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0554970&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0554970</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0000543" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0000543</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0000543" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0000543</a>]</span><br />
</span>
</div>
</div>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<strong> ABDOMEN </strong>
</span>
</div>
<div style="margin-left: 2em;">
<div>
<div>
<span class="h5 mim-font">
<em> Gastrointestinal </em>
</span>
</div>
<div style="margin-left: 2em;">
<span class="mim-font">
- Poor feeding <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/299698007" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">299698007</a>, <a href="https://purl.bioontology.org/ontology/SNOMEDCT/78164000" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">78164000</a>]</span> <span class="mim-feature-ids hidden">[ICD10CM: <a href="https://purl.bioontology.org/ontology/ICD10CM/R63.3" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD10CM\', \'domain\': \'bioontology.org\'})">R63.3</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0576456&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0576456</a>, <a href="https://bioportal.bioontology.org/search?q=C0232466&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0232466</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0011968" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0011968</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0011968" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0011968</a>]</span><br /> -
Chronic constipation <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/236069009" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">236069009</a>]</span> <span class="mim-feature-ids hidden">[ICD10CM: <a href="https://purl.bioontology.org/ontology/ICD10CM/K59.09" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD10CM\', \'domain\': \'bioontology.org\'})">K59.09</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0401149&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0401149</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0012450" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0012450</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0012450" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0012450</a>]</span><br />
</span>
</div>
</div>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<strong> MUSCLE, SOFT TISSUES </strong>
</span>
</div>
<div style="margin-left: 2em;">
<div>
<span class="mim-font">
- Axial hypotonia <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C1853743&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C1853743</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0008936" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0008936</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0008936" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0008936</a>]</span><br />
</span>
</div>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<strong> NEUROLOGIC </strong>
</span>
</div>
<div style="margin-left: 2em;">
<div>
<div>
<span class="h5 mim-font">
<em> Central Nervous System </em>
</span>
</div>
<div style="margin-left: 2em;">
<span class="mim-font">
- Epileptic encephalopathy <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/723125008" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">723125008</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0543888&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0543888</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0200134" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0200134</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0200134" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0200134</a>]</span><br /> -
Seizures, refractory <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C2676167&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C2676167</a>]</span> <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/91175000" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">91175000</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0001250" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0001250</a>]</span><br /> -
Multiple seizure types <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C4015120&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C4015120</a>]</span><br /> -
Delayed psychomotor development after seizure onset <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C3279129&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C3279129</a>]</span><br /> -
Developmental regression <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/609225004" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">609225004</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C1836830&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C1836830</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002376" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002376</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002376" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002376</a>]</span><br /> -
Inability to walk <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/282145008" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">282145008</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0560046&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0560046</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002540" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002540</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002540" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002540</a>]</span><br /> -
Abnormal gait <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/22325002" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">22325002</a>]</span> <span class="mim-feature-ids hidden">[ICD9CM: <a href="https://purl.bioontology.org/ontology/ICD9CM/781.2" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD9CM\', \'domain\': \'bioontology.org\'})">781.2</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0575081&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0575081</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0001288" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0001288</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0001288" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0001288</a>]</span><br /> -
Limb ataxia <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0750937&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0750937</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002070" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002070</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002070" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002070</a>]</span><br /> -
Lack of speech <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C1854882&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C1854882</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0001344" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0001344</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0001344" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0001344</a>]</span><br /> -
Poor speech <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C1848207&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C1848207</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002465" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002465</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002465" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002465</a>]</span><br /> -
EEG abnormalities <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/274521009" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">274521009</a>]</span> <span class="mim-feature-ids hidden">[ICD10CM: <a href="https://purl.bioontology.org/ontology/ICD10CM/R94.01" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD10CM\', \'domain\': \'bioontology.org\'})">R94.01</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0151611&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0151611</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002353" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002353</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002353" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002353</a>]</span><br /> -
Background slowing <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C3281035&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C3281035</a>]</span><br /> -
Multifocal epileptiform discharges <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C4021219&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C4021219</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0010841" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0010841</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0010841" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0010841</a>]</span><br /> -
Hypsarrhythmia <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/28055006" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">28055006</a>]</span> <span class="mim-feature-ids hidden">[ICD10CM: <a href="https://purl.bioontology.org/ontology/ICD10CM/G40.82" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD10CM\', \'domain\': \'bioontology.org\'})">G40.82</a>]</span> <span class="mim-feature-ids hidden">[ICD9CM: <a href="https://purl.bioontology.org/ontology/ICD9CM/345.6" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD9CM\', \'domain\': \'bioontology.org\'})">345.6</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0684276&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0684276</a>, <a href="https://bioportal.bioontology.org/search?q=C0037769&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0037769</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002521" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002521</a>, <a href="https://hpo.jax.org/app/browse/term/HP:0011097" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0011097</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002521" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002521</a>]</span><br /> -
Status epilepticus <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/230456007" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">230456007</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0038220&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0038220</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002133" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002133</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002133" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002133</a>]</span><br /> -
Cerebellar atrophy <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0740279&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0740279</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0001272" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0001272</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0001272" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0001272</a>]</span><br />
</span>
</div>
</div>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<strong> MISCELLANEOUS </strong>
</span>
</div>
<div style="margin-left: 2em;">
<div>
<span class="mim-font">
- Onset in first days or weeks of life<br /> -
Progressive and degenerative disorder<br /> -
Variable severity <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C1861403&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C1861403</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0003828" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0003828</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0003828" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0003828</a>]</span><br /> -
At least 1 patient with normal development has been reported<br /> -
Phenytoin may be a beneficial treatment<br /> -
De novo mutation <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C2985439&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C2985439</a>]</span><br />
</span>
</div>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<strong> MOLECULAR BASIS </strong>
</span>
</div>
<div style="margin-left: 2em;">
<div>
<span class="mim-font">
- Caused by mutation in the fibroblast growth factor 12 gene (FGF12, <a href="/entry/601513#0001">601513.0001</a>)<br />
</span>
</div>
</div>
</div>
<div class="text-right">
<a href="#mimClinicalSynopsisFold" data-toggle="collapse">&#9650;&nbsp;Close</a>
</div>
</div>
</div>
<div id="mimPhenotypicSeriesFold" class="well well-sm collapse mimSingletonToggleFold">
<div class="small">
<div class="row">
<div class="col-lg-12 col-md-12 col-sm-12 col-xs-12">
<h5>
Developmental and epileptic encephalopathy
- <a href="/phenotypicSeries/PS308350">PS308350</a>
- 118 Entries
</h5>
</div>
</div>
<div class="row" style="margin-left: 0.125em; margin-right: 0.125em;">
<table class="table table-bordered table-condensed table-hover mim-table-padding">
<thead>
<tr>
<th class="col-lg-1 col-md-1 col-sm-1 col-xs-1 text-nowrap">
<strong>Location</strong>
</th>
<th class="col-lg-5 col-md-5 col-sm-5 col-xs-6 text-nowrap">
<strong>Phenotype</strong>
</th>
<th class="col-lg-1 col-md-1 col-sm-1 col-xs-1 text-nowrap">
<strong>Inheritance</strong>
</th>
<th class="col-lg-1 col-md-1 col-sm-1 col-xs-1 text-nowrap">
<strong>Phenotype<br />mapping key</strong>
</th>
<th class="col-lg-1 col-md-1 col-sm-1 col-xs-1 text-nowrap">
<strong>Phenotype<br />MIM number</strong>
</th>
<th class="col-lg-1 col-md-1 col-sm-1 col-xs-1 text-nowrap">
<strong>Gene/Locus</strong>
</th>
<th class="col-lg-1 col-md-1 col-sm-1 col-xs-1 text-nowrap">
<strong>Gene/Locus<br />MIM number</strong>
</th>
</tr>
</thead>
<tbody>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/1/523?start=-3&limit=10&highlight=523"> 1p34.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615476"> Developmental and epileptic encephalopathy 18 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615476"> 615476 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615463"> SZT2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615463"> 615463 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/1/528?start=-3&limit=10&highlight=528"> 1p34.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615006"> Developmental and epileptic encephalopathy 15 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615006"> 615006 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/606494"> ST3GAL3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/606494"> 606494 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/1/642?start=-3&limit=10&highlight=642"> 1p32.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618437"> Developmental and epileptic encephalopathy 75 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618437"> 618437 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/612036"> PARS2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/612036"> 612036 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/1/674?start=-3&limit=10&highlight=674"> 1p31.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615859"> Developmental and epileptic encephalopathy 23 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615859"> 615859 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615730"> DOCK7 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615730"> 615730 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/1/901?start=-3&limit=10&highlight=901"> 1p13.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616366"> Developmental and epileptic encephalopathy 32 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616366"> 616366 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/176262"> KCNA2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/176262"> 176262 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/1/1056?start=-3&limit=10&highlight=1056"> 1q21.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620772"> Developmental and epileptic encephalopathy 113 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620772"> 620772 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/185860"> SV2A </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/185860"> 185860 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/1/1310?start=-3&limit=10&highlight=1310"> 1q23.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619605"> Developmental and epileptic encephalopathy 98 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619605"> 619605 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182340"> ATP1A2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182340"> 182340 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/1/1476?start=-3&limit=10&highlight=1476"> 1q25.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618285"> Developmental and epileptic encephalopathy 69 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618285"> 618285 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/601013"> CACNA1E </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/601013"> 601013 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/1/1477?start=-3&limit=10&highlight=1477"> 1q25.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620806"> Developmental and epileptic encephalopathy 116 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620806"> 620806 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/138290"> GLUL </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/138290"> 138290 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/1/1527?start=-3&limit=10&highlight=1527"> 1q31.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617771"> Developmental and epileptic encephalopathy 57 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617771"> 617771 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610044"> KCNT2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610044"> 610044 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/1/1742?start=-3&limit=10&highlight=1742"> 1q42.11 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619777"> Developmental and epileptic encephalopathy 100 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619777"> 619777 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/609100"> FBXO28 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/609100"> 609100 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/1/1796?start=-3&limit=10&highlight=1796"> 1q42.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617020"> Developmental and epileptic encephalopathy 38 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617020"> 617020 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/611647"> ARV1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/611647"> 611647 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/1/1851?start=-3&limit=10&highlight=1851"> 1q44 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617391"> Developmental and epileptic encephalopathy 54 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617391"> 617391 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602869"> HNRNPU </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602869"> 602869 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/2/126?start=-3&limit=10&highlight=126"> 2p23.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616457"> Developmental and epileptic encephalopathy 50 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616457"> 616457 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/114010"> CAD </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/114010"> 114010 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/2/291?start=-3&limit=10&highlight=291"> 2p15 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618959"> ?Developmental and epileptic encephalopathy 88 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618959"> 618959 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/154200"> MDH1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/154200"> 154200 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/2/292?start=-3&limit=10&highlight=292"> 2p15 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618744"> Developmental and epileptic encephalopathy 83 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618744"> 618744 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/191760"> UGP2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/191760"> 191760 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/2/735?start=-3&limit=10&highlight=735"> 2q24.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617938"> Developmental and epileptic encephalopathy 62 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617938"> 617938 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182391"> SCN3A </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182391"> 182391 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/2/736?start=-3&limit=10&highlight=736"> 2q24.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/613721"> Developmental and epileptic encephalopathy 11 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/613721"> 613721 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182390"> SCN2A </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182390"> 182390 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/2/740?start=-3&limit=10&highlight=740"> 2q24.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619317"> Developmental and epileptic encephalopathy 6B, non-Dravet </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619317"> 619317 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182389"> SCN1A </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182389"> 182389 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/2/740?start=-3&limit=10&highlight=740"> 2q24.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/607208"> Dravet syndrome </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/607208"> 607208 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182389"> SCN1A </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182389"> 182389 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/2/767?start=-3&limit=10&highlight=767"> 2q31.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619124"> Developmental and epileptic encephalopathy 89 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619124"> 619124 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605363"> GAD1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605363"> 605363 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/2/774?start=-3&limit=10&highlight=774"> 2q31.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/612949"> Developmental and epileptic encephalopathy 39 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/612949"> 612949 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/603667"> SLC25A12 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/603667"> 603667 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/2/871?start=-3&limit=10&highlight=871"> 2q32.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618328"> Developmental and epileptic encephalopathy 71 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618328"> 618328 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/138280"> GLS </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/138280"> 138280 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/3/200?start=-3&limit=10&highlight=200"> 3p22.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618201"> Developmental and epileptic encephalopathy 68 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618201"> 618201 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/608112"> TRAK1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/608112"> 608112 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/3/296?start=-3&limit=10&highlight=296"> 3p21.31 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618910"> ?Developmental and epileptic encephalopathy 86 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618910"> 618910 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618904"> DALRD3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618904"> 618904 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/3/331?start=-3&limit=10&highlight=331"> 3p21.31 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619881"> Developmental and epileptic encephalopathy 102 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619881"> 619881 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/604437"> SLC38A3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/604437"> 604437 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/3/558?start=-3&limit=10&highlight=558"> 3q13.31 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618012"> Developmental and epileptic encephalopathy 93 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618012"> 618012 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/607027"> ATP6V1A </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/607027"> 607027 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/3/688?start=-3&limit=10&highlight=688"> 3q22.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617132"> Developmental and epileptic encephalopathy 44 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617132"> 617132 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610552"> UBA5 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610552"> 610552 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/3/775?start=-3&limit=10&highlight=775"> 3q25.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618379"> Developmental and epileptic encephalopathy 73 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618379"> 618379 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/609247"> RNF13 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/609247"> 609247 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/3/968?start=-3&limit=10&highlight=968"> 3q28-q29 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617166"> Developmental and epileptic encephalopathy 47 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617166"> 617166 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/601513"> FGF12 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/601513"> 601513 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/4/17?start=-3&limit=10&highlight=17"> 4p16.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617976"> Developmental and epileptic encephalopathy 63 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617976"> 617976 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605032"> CPLX1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605032"> 605032 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/4/162?start=-3&limit=10&highlight=162"> 4p14 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618792"> Developmental and epileptic encephalopathy 84 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618792"> 618792 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/603370"> UGDH </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/603370"> 603370 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/4/184?start=-3&limit=10&highlight=184"> 4p12 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617065"> ?Developmental and epileptic encephalopathy 40 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617065"> 617065 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617064"> GUF1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617064"> 617064 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/4/187?start=-3&limit=10&highlight=187"> 4p12 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618557"> Developmental and epileptic encephalopathy 78 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618557"> 618557 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/137140"> GABRA2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/137140"> 137140 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/4/190?start=-3&limit=10&highlight=190"> 4p12 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617153"> Developmental and epileptic encephalopathy 45 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617153"> 617153 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/137190"> GABRB1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/137190"> 137190 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/4/446?start=-3&limit=10&highlight=446"> 4q24 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617711"> Developmental and epileptic encephalopathy 91 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617711"> 617711 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/114105"> PPP3CA </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/114105"> 114105 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/4/719?start=-3&limit=10&highlight=719"> 4q35.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620028"> Developmental and epileptic encephalopathy 106 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620028"> 620028 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/611482"> UFSP2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/611482"> 611482 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/5/149?start=-3&limit=10&highlight=149"> 5p12 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615871"> Developmental and epileptic encephalopathy 24 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615871"> 615871 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602780"> HCN1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602780"> 602780 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/5/711?start=-3&limit=10&highlight=711"> 5q33.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618008"> Developmental and epileptic encephalopathy 65 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618008"> 618008 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/606323"> CYFIP2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/606323"> 606323 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/5/733?start=-3&limit=10&highlight=733"> 5q34 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617829"> Developmental and epileptic encephalopathy 92 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617829"> 617829 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600232"> GABRB2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600232"> 600232 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/5/735?start=-3&limit=10&highlight=735"> 5q34 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615744"> Developmental and epileptic encephalopathy 19 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615744"> 615744 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/137160"> GABRA1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/137160"> 137160 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/5/736?start=-3&limit=10&highlight=736"> 5q34 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618396"> Developmental and epileptic encephalopathy 74 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618396"> 618396 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/137164"> GABRG2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/137164"> 137164 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/6/66?start=-3&limit=10&highlight=66"> 6p24.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618298"> Developmental and epileptic encephalopathy 70 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618298"> 618298 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/608723"> PHACTR1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/608723"> 608723 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/6/507?start=-3&limit=10&highlight=507"> 6p21.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617929"> Developmental and epileptic encephalopathy 60 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617929"> 617929 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610774"> CNPY3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610774"> 610774 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/6/775?start=-3&limit=10&highlight=775"> 6q21 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618916"> Developmental and epileptic encephalopathy 87 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618916"> 618916 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/614720"> CDK19 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/614720"> 614720 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/7/354?start=-3&limit=10&highlight=354"> 7q11.23 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617339"> Developmental and epileptic encephalopathy 51 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617339"> 617339 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/154100"> MDH2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/154100"> 154100 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/7/356?start=-3&limit=10&highlight=356"> 7q11.23 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617665"> Developmental and epileptic encephalopathy 56 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617665"> 617665 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605356"> YWHAG </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605356"> 605356 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/7/377?start=-3&limit=10&highlight=377"> 7q21.11 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620149"> Developmental and epileptic encephalopathy 110 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620149"> 620149 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/114204"> CACNA2D1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/114204"> 114204 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/7/393?start=-3&limit=10&highlight=393"> 7q21.12 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617933"> Developmental and epileptic encephalopathy 61 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617933"> 617933 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/603709"> ADAM22 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/603709"> 603709 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/7/511?start=-3&limit=10&highlight=511"> 7q22.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618468"> Developmental and epileptic encephalopathy 76 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618468"> 618468 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/612458"> ACTL6B </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/612458"> 612458 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/8/121?start=-3&limit=10&highlight=121"> 8p21.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618004"> Developmental and epileptic encephalopathy 64 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618004"> 618004 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/607352"> RHOBTB2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/607352"> 607352 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/9/276?start=-3&limit=10&highlight=276"> 9q21.33 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617830"> Developmental and epileptic encephalopathy 58 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617830"> 617830 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600456"> NTRK2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600456"> 600456 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/9/351?start=-3&limit=10&highlight=351"> 9q22.33 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617904"> Developmental and epileptic encephalopathy 59 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617904"> 617904 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/607340"> GABBR2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/607340"> 607340 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/9/402?start=-3&limit=10&highlight=402"> 9q31.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616981"> Developmental and epileptic encephalopathy 37 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616981"> 616981 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/604574"> FRRS1L </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/604574"> 604574 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/9/518?start=-3&limit=10&highlight=518"> 9q34.11 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/612164"> Developmental and epileptic encephalopathy 4 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>, <abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/612164"> 612164 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602926"> STXBP1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602926"> 602926 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/9/537?start=-3&limit=10&highlight=537"> 9q34.11 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616346"> Developmental and epileptic encephalopathy 31A, autosomal dominant </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616346"> 616346 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602377"> DNM1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602377"> 602377 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/9/537?start=-3&limit=10&highlight=537"> 9q34.11 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620352"> Developmental and epileptic encephalopathy 31B, autosomal recessive </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620352"> 620352 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602377"> DNM1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602377"> 602377 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/9/548?start=-3&limit=10&highlight=548"> 9q34.11 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/613477"> Developmental and epileptic encephalopathy 5 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/613477"> 613477 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182810"> SPTAN1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182810"> 182810 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/9/642?start=-3&limit=10&highlight=642"> 9q34.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/614959"> Developmental and epileptic encephalopathy 14 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/614959"> 614959 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/608167"> KCNT1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/608167"> 608167 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/9/683?start=-3&limit=10&highlight=683"> 9q34.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619814"> Developmental and epileptic encephalopathy 101 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619814"> 619814 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/138249"> GRIN1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/138249"> 138249 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/10/49?start=-3&limit=10&highlight=49"> 10p14 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619561"> Developmental and epileptic encephalopathy 97 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619561"> 619561 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602538"> CELF2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602538"> 602538 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/11/42?start=-3&limit=10&highlight=42"> 11p15.5 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/609304"> Developmental and epileptic encephalopathy 3 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/609304"> 609304 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/609302"> SLC25A22 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/609302"> 609302 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/11/165?start=-3&limit=10&highlight=165"> 11p15.4 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617281"> Developmental and epileptic encephalopathy 49 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617281"> 617281 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617278"> DENND5A </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617278"> 617278 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/11/307?start=-3&limit=10&highlight=307"> 11p13 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617105"> Developmental and epileptic encephalopathy 41 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617105"> 617105 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600300"> SLC1A2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600300"> 600300 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/12/108?start=-3&limit=10&highlight=108"> 12p13.31 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615833"> Developmental and epileptic encephalopathy 21 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615833"> 615833 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/611623"> NECAP1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/611623"> 611623 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/12/189?start=-3&limit=10&highlight=189"> 12p13.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616139"> Developmental and epileptic encephalopathy 27 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616139"> 616139 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/138252"> GRIN2B </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/138252"> 138252 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/12/390?start=-3&limit=10&highlight=390"> 12q13.13 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/614558"> Developmental and epileptic encephalopathy 13 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/614558"> 614558 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600702"> SCN8A </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600702"> 600702 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/12/632?start=-3&limit=10&highlight=632"> 12q21.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619913"> Developmental and epileptic encephalopathy 103 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619913"> 619913 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/176256"> KCNC2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/176256"> 176256 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/12/810?start=-3&limit=10&highlight=810"> 12q24.11-q24.12 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618141"> Developmental and epileptic encephalopathy 67 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618141"> 618141 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610648"> CUX2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610648"> 610648 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/14/300?start=-3&limit=10&highlight=300"> 14q23.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620537"> Developmental and epileptic encephalopathy 112 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620537"> 620537 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605716"> KCNH5 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605716"> 605716 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/14/603?start=-3&limit=10&highlight=603"> 14q32.33 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618067"> Developmental and epileptic encephalopathy 66 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618067"> 618067 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610423"> PACS2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610423"> 610423 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/15/36?start=-3&limit=10&highlight=36"> 15q12 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617113"> Developmental and epileptic encephalopathy 43 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617113"> 617113 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/137192"> GABRB3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/137192"> 137192 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/15/37?start=-3&limit=10&highlight=37"> 15q12 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618559"> Developmental and epileptic encephalopathy 79 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618559"> 618559 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/137142"> GABRA5 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/137142"> 137142 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/15/214?start=-3&limit=10&highlight=214"> 15q21.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618663"> Developmental and epileptic encephalopathy 81 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618663"> 618663 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/612186"> DMXL2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/612186"> 612186 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/15/232?start=-3&limit=10&highlight=232"> 15q21.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618580"> Developmental and epileptic encephalopathy 80 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618580"> 618580 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/604122"> PIGB </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/604122"> 604122 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/15/455?start=-3&limit=10&highlight=455"> 15q25.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617276"> Developmental and epileptic encephalopathy 48 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617276"> 617276 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602166"> AP3B2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602166"> 602166 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/15/532?start=-3&limit=10&highlight=532"> 15q26.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615369"> Developmental and epileptic encephalopathy 94 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615369"> 615369 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602119"> CHD2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602119"> 602119 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/16/31?start=-3&limit=10&highlight=31"> 16p13.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618548"> Multiple congenital anomalies-hypotonia-seizures syndrome 4 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618548"> 618548 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605754"> PIGQ </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605754"> 605754 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/16/108?start=-3&limit=10&highlight=108"> 16p13.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615338"> Developmental and epileptic encephalopathy 16 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615338"> 615338 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/613577"> TBC1D24 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/613577"> 613577 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/16/450?start=-3&limit=10&highlight=450"> 16q13 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615473"> Developmental and epileptic encephalopathy 17 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615473"> 615473 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/139311"> GNAO1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/139311"> 139311 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/16/506?start=-3&limit=10&highlight=506"> 16q21 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618721"> Developmental and epileptic encephalopathy 82 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618721"> 618721 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/138150"> GOT2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/138150"> 138150 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/16/603?start=-3&limit=10&highlight=603"> 16q22.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616339"> Developmental and epileptic encephalopathy 29 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616339"> 616339 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/601065"> AARS1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/601065"> 601065 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/16/666?start=-3&limit=10&highlight=666"> 16q23.1-q23.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616211"> Developmental and epileptic encephalopathy 28 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616211"> 616211 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605131"> WWOX </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605131"> 605131 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/17/124?start=-3&limit=10&highlight=124"> 17p13.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615905"> Developmental and epileptic encephalopathy 25, with amelogenesis imperfecta </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/615905"> 615905 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/608305"> SLC13A5 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/608305"> 608305 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/17/341?start=-3&limit=10&highlight=341"> 17q11.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618143"> Developmental and epileptic encephalopathy 95 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618143"> 618143 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610271"> PIGS </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610271"> 610271 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/17/485?start=-3&limit=10&highlight=485"> 17q12 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618374"> Developmental and epileptic encephalopathy 72 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/618374"> 618374 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/601725"> NEUROD2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/601725"> 601725 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/17/578?start=-3&limit=10&highlight=578"> 17q21.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619970"> Developmental and epileptic encephalopathy 104 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619970"> 619970 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/192130"> ATP6V0A1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/192130"> 192130 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/17/668?start=-3&limit=10&highlight=668"> 17q21.31 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619340"> Developmental and epileptic encephalopathy 96 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619340"> 619340 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/601633"> NSF </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/601633"> 601633 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/17/712?start=-3&limit=10&highlight=712"> 17q21.32 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620783"> Developmental and epileptic encephalopathy 115 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620783"> 620783 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610904"> SNF8 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610904"> 610904 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/17/928?start=-3&limit=10&highlight=928"> 17q25.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619983"> Developmental and epileptic encephalopathy 105 with hypopituitarism </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619983"> 619983 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605752"> HID1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605752"> 605752 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/19/107?start=-3&limit=10&highlight=107"> 19p13.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620145"> Developmental and epileptic encephalopathy 109 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620145"> 620145 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/603619"> FZR1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/603619"> 603619 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/19/355?start=-3&limit=10&highlight=355"> 19p13.13 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617106"> Developmental and epileptic encephalopathy 42 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617106"> 617106 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/601011"> CACNA1A </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/601011"> 601011 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/19/452?start=-3&limit=10&highlight=452"> 19p13.11 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620115"> Developmental and epileptic encephalopathy 108 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620115"> 620115 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/612258"> MAST3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/612258"> 612258 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/19/567?start=-3&limit=10&highlight=567"> 19q13.11 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617350"> Developmental and epileptic encephalopathy 52 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617350"> 617350 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600235"> SCN1B </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600235"> 600235 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/19/745?start=-3&limit=10&highlight=745"> 19q13.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619606"> Developmental and epileptic encephalopathy 99 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/619606"> 619606 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182350"> ATP1A3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/182350"> 182350 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/19/895?start=-3&limit=10&highlight=895"> 19q13.33 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617162"> Developmental and epileptic encephalopathy 46 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617162"> 617162 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602717"> GRIN2D </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602717"> 602717 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/19/967?start=-3&limit=10&highlight=967"> 19q13.33 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/613402"> Microcephaly, seizures, and developmental delay </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/613402"> 613402 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605610"> PNKP </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605610"> 605610 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/20/50?start=-3&limit=10&highlight=50"> 20p13 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616647"> Developmental and epileptic encephalopathy 35 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616647"> 616647 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/147520"> ITPA </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/147520"> 147520 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/20/92?start=-3&limit=10&highlight=92"> 20p12.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/613722"> Developmental and epileptic encephalopathy 12 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/613722"> 613722 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/607120"> PLCB1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/607120"> 607120 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/20/149?start=-3&limit=10&highlight=149"> 20p11.21 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620033"> Developmental and epileptic encephalopathy 107 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620033"> 620033 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/611270"> NAPB </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/611270"> 611270 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/20/282?start=-3&limit=10&highlight=282"> 20q11.23 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620774"> Developmental and epileptic encephalopathy 114 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620774"> 620774 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616440"> SLC32A1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616440"> 616440 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/20/353?start=-3&limit=10&highlight=353"> 20q13.12 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616645"> Developmental and epileptic encephalopathy 34 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616645"> 616645 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/606726"> SLC12A5 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/606726"> 606726 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/20/374?start=-3&limit=10&highlight=374"> 20q13.13 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616056"> Developmental and epileptic encephalopathy 26 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616056"> 616056 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600397"> KCNB1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600397"> 600397 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/20/471?start=-3&limit=10&highlight=471"> 20q13.33 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/613720"> Developmental and epileptic encephalopathy 7 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/613720"> 613720 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602235"> KCNQ2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602235"> 602235 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/20/472?start=-3&limit=10&highlight=472"> 20q13.33 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616409"> Developmental and epileptic encephalopathy 33 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616409"> 616409 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602959"> EEF1A2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/602959"> 602959 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/21/62?start=-3&limit=10&highlight=62"> 21q22.11 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617389"> Developmental and epileptic encephalopathy 53 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617389"> 617389 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/604297"> SYNJ1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/604297"> 604297 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/21/97?start=-3&limit=10&highlight=97"> 21q22.13 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617599"> Developmental and epileptic encephalopathy 55 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617599"> 617599 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605938"> PIGP </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605938"> 605938 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/21/145?start=-3&limit=10&highlight=145"> 21q22.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616341"> Developmental and epileptic encephalopathy 30 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal dominant">AD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616341"> 616341 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605705"> SIK1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/605705"> 605705 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/22/192?start=-3&limit=10&highlight=192"> 22q12.2-q12.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620504"> Developmental and epileptic encephalopathy 111 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Autosomal recessive">AR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/620504"> 620504 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/614191"> DEPDC5 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/614191"> 614191 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/X/78?start=-3&limit=10&highlight=78"> Xp22.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300868"> Multiple congenital anomalies-hypotonia-seizures syndrome 2 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="X-linked recessive">XLR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300868"> 300868 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/311770"> PIGA </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/311770"> 311770 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/X/99?start=-3&limit=10&highlight=99"> Xp22.13 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300672"> Developmental and epileptic encephalopathy 2 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="X-linked dominant">XLD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300672"> 300672 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300203"> CDKL5 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300203"> 300203 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/X/132?start=-3&limit=10&highlight=132"> Xp21.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/308350"> Developmental and epileptic encephalopathy 1 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="X-linked recessive">XLR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/308350"> 308350 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300382"> ARX </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300382"> 300382 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/X/262?start=-3&limit=10&highlight=262"> Xp11.23 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300896"> Congenital disorder of glycosylation, type IIm </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="Somatic mosaicism">SMo</abbr>, <abbr class="mim-tip-hint" title="X-linked dominant">XLD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300896"> 300896 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/314375"> SLC35A2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/314375"> 314375 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/X/325?start=-3&limit=10&highlight=325"> Xp11.22 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/301044"> Developmental and epileptic encephalopathy 85, with or without midline brain defects </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="X-linked dominant">XLD</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/301044"> 301044 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300040"> SMC1A </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300040"> 300040 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/X/363?start=-3&limit=10&highlight=363"> Xq11.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300607"> Developmental and epileptic encephalopathy 8 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="X-linked">XL</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300607"> 300607 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300429"> ARHGEF9 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300429"> 300429 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/X/487?start=-3&limit=10&highlight=487"> Xq22.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300088"> Developmental and epileptic encephalopathy 9 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="X-linked">XL</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300088"> 300088 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300460"> PCDH19 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300460"> 300460 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/X/576?start=-3&limit=10&highlight=576"> Xq23 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300884"> Developmental and epileptic encephalopathy 36 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="X-linked">XL</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300884"> 300884 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300776"> ALG13 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300776"> 300776 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/X/729?start=-3&limit=10&highlight=729"> Xq26.3-q27.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/301058"> Developmental and epileptic encephalopathy 90 </a>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="X-linked dominant">XLD</abbr>, <abbr class="mim-tip-hint" title="X-linked recessive">XLR</abbr>
</span>
</td>
<td>
<span class="mim-font">
<abbr class="mim-tip-hint" title="3 - The molecular basis of the disorder is known"> 3 </abbr>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/301058"> 301058 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300070"> FGF13 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300070"> 300070 </a>
</span>
</td>
</tr>
</tbody>
</table>
</div>
<div class="text-right small">
<a href="#mimPhenotypicSeriesFold" data-toggle="collapse">&#9650;&nbsp;Close</a>
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<div>
<br />
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<div>
<a id="text" class="mim-anchor"></a>
<h4 href="#mimTextFold" id="mimTextToggle" class="mimTriangleToggle" style="cursor: pointer;" data-toggle="collapse">
<span id="mimTextToggleTriangle" class="small mimTextToggleTriangle">&#9660;</span>
<span class="mim-font">
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<strong>TEXT</strong>
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</span>
</h4>
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<span class="mim-text-font">
<p>A number sign (#) is used with this entry because of evidence that developmental and epileptic encephalopathy-47 (DEE47) is caused by heterozygous mutation in the FGF12 gene (<a href="/entry/601513">601513</a>) on chromosome 3q28.</p>
</span>
<div>
<br />
</div>
</div>
<div>
<a id="description" class="mim-anchor"></a>
<h4 href="#mimDescriptionFold" id="mimDescriptionToggle" class="mimTriangleToggle" style="cursor: pointer;" data-toggle="collapse">
<span id="mimDescriptionToggleTriangle" class="small mimTextToggleTriangle">&#9660;</span>
<span class="mim-font">
<strong>Description</strong>
</span>
</h4>
</div>
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<p>Developmental and epileptic encephalopathy-47 (DEE47) is a neurologic disorder characterized by onset of intractable seizures in the first days or weeks of life. EEG shows background slowing and multifocal epileptic spikes, and may show hypsarrhythmia. Most patients have developmental regression after seizure onset and show persistent intellectual disability and neurologic impairment, although the severity is variable. Treatment with phenytoin, a voltage-gated sodium channel blocker, may be beneficial (summary by <a href="#2" class="mim-tip-reference" title="Guella, I., Huh, L., McKenzie, M. B., Toyota, E. B., Bebin, E. M., Thompson, M. L., Cooper, G. M., Evans, D. M., Buerki, S. E., Adam, S., Van Allen, M. I., Nelson, T. N., Connolly, M. B., Farrer, M. J., Demos, M. &lt;strong&gt;De novo FGF12 mutation in 2 patients with neonatal-onset epilepsy.&lt;/strong&gt; Neurol. Genet. 2: e120, 2016. Note: Electronic Article.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/27872899/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;27872899&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1212/NXG.0000000000000120&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="27872899">Guella et al., 2016</a>). <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=27872899" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})"><span class="glyphicon glyphicon-plus-sign mim-tip-hint" title="Click this 'reference-plus' icon to see articles related to this paragraph in PubMed."></span></a></p><p>For a general phenotypic description and a discussion of genetic heterogeneity of DEE, see <a href="/entry/308350">308350</a>.</p>
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<p><a href="#3" class="mim-tip-reference" title="Siekierska, A., Isrie, M., Liu, Y., Scheldeman, C., Vanthillo, N., Lagae, L., de Witte, P. A. M., Van Esch, H., Goldfarb, M., Buyse, G. M. &lt;strong&gt;Gain-of-function FHF1 mutation causes early-onset epileptic encephalopathy with cerebellar atrophy.&lt;/strong&gt; Neurology 86: 2162-2170, 2016.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/27164707/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;27164707&lt;/a&gt;, &lt;a href=&quot;https://www.ncbi.nlm.nih.gov/pmc/?term=27164707[PMID]&amp;report=imagesdocsum&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed Image&#x27;, &#x27;domain&#x27;: &#x27;ncbi.nlm.nih.gov&#x27;})&quot;&gt;images&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1212/WNL.0000000000002752&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="27164707">Siekierska et al. (2016)</a> reported 2 sibs, born of unrelated Caucasian parents, with early infantile epileptic encephalopathy resulting in death at ages 7 and 3.5 years. The proband developed tonic seizures at age 14 days, and her younger brother had onset of seizures at age 4 weeks. The seizures developed into severe refractory epilepsy associated with EEG abnormalities, including severe background slowing, multifocal epileptic abnormalities, and hypsarrhythmia. This was followed by severely delayed psychomotor development with profound intellectual disability, inability to stand or walk, cerebral visual impairment, feeding difficulties necessitating tube feeding, and absent speech development. Other features included acquired microcephaly, axial hypotonia, and limb ataxia. Funduscopy was normal initially, but later showed pale optic discs. Brain imaging was normal in early infancy, but later showed cerebellar atrophy. The findings were consistent with a progressive and degenerative process. <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=27164707" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})"><span class="glyphicon glyphicon-plus-sign mim-tip-hint" title="Click this 'reference-plus' icon to see articles related to this paragraph in PubMed."></span></a></p><p><a href="#1" class="mim-tip-reference" title="Al-Mehmadi, S., Splitt, M., Ramesh, V., DeBrosse, S., Dessoffy, K., Xia, F., Yang, Y., Rosenfeld, J. A., Cossette, P., Michaud, J. L., Hamdan, F. F., Campeau, P. M., Minassian, B. A. &lt;strong&gt;FHF1 (FGF12) epileptic encephalopathy.&lt;/strong&gt; Neurol. Genet. 2: e115, 2016. Note: Electronic Article.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/27830185/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;27830185&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1212/NXG.0000000000000115&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="27830185">Al-Mehmadi et al. (2016)</a> reported 3 unrelated patients with DEE47. The patients had a slightly different disease course, despite sharing the same de novo heterozygous mutation (R52H; <a href="/entry/601513#0001">601513.0001</a>). Patient 1 was a 3-year-old boy who had onset of intractable seizures on the second day of life, with frequent status epilepticus. EEG showed background slowing and multifocal discharges. He had severe global developmental delay and was nonverbal with poor visual and social interaction, hypotonia with head lag, and could only sit with support. He was tube-fed and had chronic constipation. Brain imaging was normal at onset, but showed enlarged ventricles at age 2 years. Treatment included a ketogenic diet and medications; phenytoin was not used. The second patient was a 16-year-old girl who developed seizures at age 6 weeks, had severe cognitive impairment with single words, but showed normal motor development and could ambulate. Seizures included generalized tonic-clonic and partial seizures. She was started on phenytoin at age 6, with some improvement. Since age 7, she developed transient ataxia after seizures. Vagal nerve stimulation improved the frequency and intensity of seizures and ataxia. Brain imaging at age 16 months was normal, but showed cerebellar atrophy at age 8 years. She had chronic constipation and required help with all activities of daily living. Patient 3 was an 18-year-old girl had intractable epilepsy since day 2 of life associated with EEG abnormalities. She had moderate intellectual disability, but could read simple books and ambulate with an abnormal gait. She had chronic constipation, hypohidrosis, and reduced lacrimation, suggesting autonomic dysfunction. Brain imaging showed mesial temporal sclerosis and mild prominence of the cerebellar folia. She was treated with phenytoin and vagal nerve stimulation. <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=27830185" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})"><span class="glyphicon glyphicon-plus-sign mim-tip-hint" title="Click this 'reference-plus' icon to see articles related to this paragraph in PubMed."></span></a></p><p><a href="#2" class="mim-tip-reference" title="Guella, I., Huh, L., McKenzie, M. B., Toyota, E. B., Bebin, E. M., Thompson, M. L., Cooper, G. M., Evans, D. M., Buerki, S. E., Adam, S., Van Allen, M. I., Nelson, T. N., Connolly, M. B., Farrer, M. J., Demos, M. &lt;strong&gt;De novo FGF12 mutation in 2 patients with neonatal-onset epilepsy.&lt;/strong&gt; Neurol. Genet. 2: e120, 2016. Note: Electronic Article.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/27872899/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;27872899&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1212/NXG.0000000000000120&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="27872899">Guella et al. (2016)</a> reported a 15-year-old girl with DEE47 who developed tonic seizures on the second day of life. EEG showed background slowing and multifocal spikes. The seizures did not respond to several medications, and she had an allergic reaction to carbamazepine; phenytoin was never used. She had developmental delay with regression at times of increased seizure frequency, moderate intellectual disability with speech delay, and autism. Brain imaging showed an incidental Chiari I malformation. <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=27872899" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})"><span class="glyphicon glyphicon-plus-sign mim-tip-hint" title="Click this 'reference-plus' icon to see articles related to this paragraph in PubMed."></span></a></p><p><a href="#2" class="mim-tip-reference" title="Guella, I., Huh, L., McKenzie, M. B., Toyota, E. B., Bebin, E. M., Thompson, M. L., Cooper, G. M., Evans, D. M., Buerki, S. E., Adam, S., Van Allen, M. I., Nelson, T. N., Connolly, M. B., Farrer, M. J., Demos, M. &lt;strong&gt;De novo FGF12 mutation in 2 patients with neonatal-onset epilepsy.&lt;/strong&gt; Neurol. Genet. 2: e120, 2016. Note: Electronic Article.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/27872899/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;27872899&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1212/NXG.0000000000000120&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="27872899">Guella et al. (2016)</a> reported an 11-month-old girl who developed seizures on the third day of life and was found to carry a de novo heterozygous R52H mutation in the FGF12 gene. Initial interictal EEG showed multifocal spikes, and continuous EEG monitoring showed multiple seizures, including during sleep. The seizures were unresponsive to several medications at first, but she did respond to phenytoin on day 20. She had normal development and a normal neurologic examination at age 11 months. Brain imaging on day 4 of life was normal. <a href="#2" class="mim-tip-reference" title="Guella, I., Huh, L., McKenzie, M. B., Toyota, E. B., Bebin, E. M., Thompson, M. L., Cooper, G. M., Evans, D. M., Buerki, S. E., Adam, S., Van Allen, M. I., Nelson, T. N., Connolly, M. B., Farrer, M. J., Demos, M. &lt;strong&gt;De novo FGF12 mutation in 2 patients with neonatal-onset epilepsy.&lt;/strong&gt; Neurol. Genet. 2: e120, 2016. Note: Electronic Article.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/27872899/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;27872899&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1212/NXG.0000000000000120&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="27872899">Guella et al. (2016)</a> noted that the phenotype in this patient was significantly milder than that observed in other patients with the same mutation. <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=27872899" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})"><span class="glyphicon glyphicon-plus-sign mim-tip-hint" title="Click this 'reference-plus' icon to see articles related to this paragraph in PubMed."></span></a></p><p><a href="#4" class="mim-tip-reference" title="Takeguchi, R., Haginoya, K., Uchiyama, Y., Fujita, A., Nagura, M., takeshita, E., Inui, T., Okubo, Y., Sato, R., Miyabayashi, T., Togashi, N., Saito, T., Nakagawa, E., Sugai, K., Nakashima, M., Saitsu, H., Matsumoto, N., Sasaki, M. &lt;strong&gt;Two Japanese cases of epileptic encephalopathy associated with an FGF12 mutation.&lt;/strong&gt; Brain Dev. 40: 728-732, 2018.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/29699863/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;29699863&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1016/j.braindev.2018.04.002&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="29699863">Takeguchi et al. (2018)</a> identified 2 unrelated Japanese patients with DEE47. Patient 1 was diagnosed with early infantile epileptic encephalopathy, and patient 2 was diagnosed with epilepsy of infancy with migrating focal seizures. Seizures in patient 1 were resistant to several antiepileptic medications, whereas patient 2 responded well to phenytoin and high-dose phenobarbital. MRI in patient 1 was normal at age 7 years, with mildly enlarged lateral ventricles on an MRI at age 14 years. MRI in patient 2 showed mild cerebral atrophy at 7 months of age. Both patients had severely impaired intellectual development. The authors emphasized that DEE47 might exhibit diverse phenotypes and may respond to sodium channel blockers or high-dose phenobarbital. <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=29699863" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})"><span class="glyphicon glyphicon-plus-sign mim-tip-hint" title="Click this 'reference-plus' icon to see articles related to this paragraph in PubMed."></span></a></p>
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<p>The heterozygous mutations in the FGF12 gene that were identified in patients with DEE47 by <a href="#1" class="mim-tip-reference" title="Al-Mehmadi, S., Splitt, M., Ramesh, V., DeBrosse, S., Dessoffy, K., Xia, F., Yang, Y., Rosenfeld, J. A., Cossette, P., Michaud, J. L., Hamdan, F. F., Campeau, P. M., Minassian, B. A. &lt;strong&gt;FHF1 (FGF12) epileptic encephalopathy.&lt;/strong&gt; Neurol. Genet. 2: e115, 2016. Note: Electronic Article.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/27830185/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;27830185&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1212/NXG.0000000000000115&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="27830185">Al-Mehmadi et al. (2016)</a> and <a href="#2" class="mim-tip-reference" title="Guella, I., Huh, L., McKenzie, M. B., Toyota, E. B., Bebin, E. M., Thompson, M. L., Cooper, G. M., Evans, D. M., Buerki, S. E., Adam, S., Van Allen, M. I., Nelson, T. N., Connolly, M. B., Farrer, M. J., Demos, M. &lt;strong&gt;De novo FGF12 mutation in 2 patients with neonatal-onset epilepsy.&lt;/strong&gt; Neurol. Genet. 2: e120, 2016. Note: Electronic Article.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/27872899/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;27872899&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1212/NXG.0000000000000120&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="27872899">Guella et al. (2016)</a> occurred de novo. The mutation in patient 1 of <a href="#4" class="mim-tip-reference" title="Takeguchi, R., Haginoya, K., Uchiyama, Y., Fujita, A., Nagura, M., takeshita, E., Inui, T., Okubo, Y., Sato, R., Miyabayashi, T., Togashi, N., Saito, T., Nakagawa, E., Sugai, K., Nakashima, M., Saitsu, H., Matsumoto, N., Sasaki, M. &lt;strong&gt;Two Japanese cases of epileptic encephalopathy associated with an FGF12 mutation.&lt;/strong&gt; Brain Dev. 40: 728-732, 2018.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/29699863/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;29699863&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1016/j.braindev.2018.04.002&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="29699863">Takeguchi et al. (2018)</a> was inherited from a mosaic parent. <a href="https://pubmed.ncbi.nlm.nih.gov/?term=27872899+27830185+29699863" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})"><span class="glyphicon glyphicon-plus-sign mim-tip-hint" title="Click this 'reference-plus' icon to see articles related to this paragraph in PubMed."></span></a></p>
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<p>In 2 sibs with DEE47, <a href="#3" class="mim-tip-reference" title="Siekierska, A., Isrie, M., Liu, Y., Scheldeman, C., Vanthillo, N., Lagae, L., de Witte, P. A. M., Van Esch, H., Goldfarb, M., Buyse, G. M. &lt;strong&gt;Gain-of-function FHF1 mutation causes early-onset epileptic encephalopathy with cerebellar atrophy.&lt;/strong&gt; Neurology 86: 2162-2170, 2016.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/27164707/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;27164707&lt;/a&gt;, &lt;a href=&quot;https://www.ncbi.nlm.nih.gov/pmc/?term=27164707[PMID]&amp;report=imagesdocsum&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed Image&#x27;, &#x27;domain&#x27;: &#x27;ncbi.nlm.nih.gov&#x27;})&quot;&gt;images&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1212/WNL.0000000000002752&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="27164707">Siekierska et al. (2016)</a> identified a de novo heterozygous missense mutation in the FGF12 gene (R114H; R52H in the B isoform; <a href="/entry/601513#0001">601513.0001</a>). The mutation, which was found by exome sequencing, was not present in either parent, suggesting germline mosaicism. In vitro functional expression studies in neuronal cells showed that the mutation changed the voltage dependence of inactivation gating of sodium channels, resulting in a gain-of-function effect and increased neuronal excitability. Transfection of the orthologous mutation in zebrafish caused epileptiform activity in larval optic tecta. <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=27164707" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})"><span class="glyphicon glyphicon-plus-sign mim-tip-hint" title="Click this 'reference-plus' icon to see articles related to this paragraph in PubMed."></span></a></p><p><a href="#1" class="mim-tip-reference" title="Al-Mehmadi, S., Splitt, M., Ramesh, V., DeBrosse, S., Dessoffy, K., Xia, F., Yang, Y., Rosenfeld, J. A., Cossette, P., Michaud, J. L., Hamdan, F. F., Campeau, P. M., Minassian, B. A. &lt;strong&gt;FHF1 (FGF12) epileptic encephalopathy.&lt;/strong&gt; Neurol. Genet. 2: e115, 2016. Note: Electronic Article.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/27830185/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;27830185&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1212/NXG.0000000000000115&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="27830185">Al-Mehmadi et al. (2016)</a> identified a de novo heterozygous R52H mutation in the FGF12 gene in 3 unrelated patients with DEE47. The mutations were found by whole-exome or whole-genome sequencing and confirmed by Sanger sequencing. Functional studies of the variant and studies of patient cells were not performed, but the authors noted that their findings, combined with the report of <a href="#3" class="mim-tip-reference" title="Siekierska, A., Isrie, M., Liu, Y., Scheldeman, C., Vanthillo, N., Lagae, L., de Witte, P. A. M., Van Esch, H., Goldfarb, M., Buyse, G. M. &lt;strong&gt;Gain-of-function FHF1 mutation causes early-onset epileptic encephalopathy with cerebellar atrophy.&lt;/strong&gt; Neurology 86: 2162-2170, 2016.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/27164707/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;27164707&lt;/a&gt;, &lt;a href=&quot;https://www.ncbi.nlm.nih.gov/pmc/?term=27164707[PMID]&amp;report=imagesdocsum&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed Image&#x27;, &#x27;domain&#x27;: &#x27;ncbi.nlm.nih.gov&#x27;})&quot;&gt;images&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1212/WNL.0000000000002752&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="27164707">Siekierska et al. (2016)</a>, suggested that DEE47 is an FGF12 R52H mutation-specific disease. <a href="https://pubmed.ncbi.nlm.nih.gov/?term=27164707+27830185" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})"><span class="glyphicon glyphicon-plus-sign mim-tip-hint" title="Click this 'reference-plus' icon to see articles related to this paragraph in PubMed."></span></a></p><p><a href="#2" class="mim-tip-reference" title="Guella, I., Huh, L., McKenzie, M. B., Toyota, E. B., Bebin, E. M., Thompson, M. L., Cooper, G. M., Evans, D. M., Buerki, S. E., Adam, S., Van Allen, M. I., Nelson, T. N., Connolly, M. B., Farrer, M. J., Demos, M. &lt;strong&gt;De novo FGF12 mutation in 2 patients with neonatal-onset epilepsy.&lt;/strong&gt; Neurol. Genet. 2: e120, 2016. Note: Electronic Article.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/27872899/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;27872899&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1212/NXG.0000000000000120&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="27872899">Guella et al. (2016)</a> identified a de novo heterozygous R52H mutation in 2 unrelated patients with DEE47. The mutations were found by whole-exome sequencing and confirmed by Sanger sequencing. Functional studies and studies of patient cells were not performed. <a href="#2" class="mim-tip-reference" title="Guella, I., Huh, L., McKenzie, M. B., Toyota, E. B., Bebin, E. M., Thompson, M. L., Cooper, G. M., Evans, D. M., Buerki, S. E., Adam, S., Van Allen, M. I., Nelson, T. N., Connolly, M. B., Farrer, M. J., Demos, M. &lt;strong&gt;De novo FGF12 mutation in 2 patients with neonatal-onset epilepsy.&lt;/strong&gt; Neurol. Genet. 2: e120, 2016. Note: Electronic Article.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/27872899/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;27872899&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1212/NXG.0000000000000120&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="27872899">Guella et al. (2016)</a> noted that 1 of the patients had normal development and neurologic examination at age 11 months, which may have resulted from early successful treatment with phenytoin at 20 days of age. The findings significantly expanded the phenotype associated with this specific mutation, suggesting that other genetic and/or environmental factors may be involved. <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=27872899" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})"><span class="glyphicon glyphicon-plus-sign mim-tip-hint" title="Click this 'reference-plus' icon to see articles related to this paragraph in PubMed."></span></a></p><p>Using whole-exome sequencing in 2 unrelated Japanese patients with epileptic encephalopathy, <a href="#4" class="mim-tip-reference" title="Takeguchi, R., Haginoya, K., Uchiyama, Y., Fujita, A., Nagura, M., takeshita, E., Inui, T., Okubo, Y., Sato, R., Miyabayashi, T., Togashi, N., Saito, T., Nakagawa, E., Sugai, K., Nakashima, M., Saitsu, H., Matsumoto, N., Sasaki, M. &lt;strong&gt;Two Japanese cases of epileptic encephalopathy associated with an FGF12 mutation.&lt;/strong&gt; Brain Dev. 40: 728-732, 2018.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/29699863/&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;name&#x27;: &#x27;PubMed&#x27;, &#x27;domain&#x27;: &#x27;pubmed.ncbi.nlm.nih.gov&#x27;})&quot;&gt;29699863&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1016/j.braindev.2018.04.002&quot; target=&quot;_blank&quot; onclick=&quot;gtag(&#x27;event&#x27;, &#x27;mim_outbound&#x27;, {&#x27;destination&#x27;: &#x27;Publisher&#x27;})&quot;&gt;Full Text&lt;/a&gt;]" pmid="29699863">Takeguchi et al. (2018)</a> identified heterozygosity for the R114H mutation in the FGF12 gene. Both patients started having seizures a few days after birth; patient 1 was diagnosed with early infantile epileptic encephalopathy, and patient 2 was diagnosed with epilepsy of infancy with migrating focal seizures, which responded well to phenytoin and high-dose phenobarbital. The phenotypically normal mother of patient 1 was found to be mosaic for the mutation. The mutation in patient 2 occurred de novo. The authors noted that DEE47 is associated with diverse phenotypes and may respond to sodium channel blocker or high-dose phenobarbital. <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=29699863" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})"><span class="glyphicon glyphicon-plus-sign mim-tip-hint" title="Click this 'reference-plus' icon to see articles related to this paragraph in PubMed."></span></a></p>
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<a id="Al-Mehmadi2016" class="mim-anchor"></a>
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Al-Mehmadi, S., Splitt, M., Ramesh, V., DeBrosse, S., Dessoffy, K., Xia, F., Yang, Y., Rosenfeld, J. A., Cossette, P., Michaud, J. L., Hamdan, F. F., Campeau, P. M., Minassian, B. A.
<strong>FHF1 (FGF12) epileptic encephalopathy.</strong>
Neurol. Genet. 2: e115, 2016. Note: Electronic Article.
[PubMed: <a href="https://pubmed.ncbi.nlm.nih.gov/27830185/" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed', 'domain': 'pubmed.ncbi.nlm.nih.gov'})">27830185</a>, <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=27830185" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})">related citations</a>]
[<a href="https://doi.org/10.1212/NXG.0000000000000115" target="_blank">Full Text</a>]
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<a id="Guella2016" class="mim-anchor"></a>
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Guella, I., Huh, L., McKenzie, M. B., Toyota, E. B., Bebin, E. M., Thompson, M. L., Cooper, G. M., Evans, D. M., Buerki, S. E., Adam, S., Van Allen, M. I., Nelson, T. N., Connolly, M. B., Farrer, M. J., Demos, M.
<strong>De novo FGF12 mutation in 2 patients with neonatal-onset epilepsy.</strong>
Neurol. Genet. 2: e120, 2016. Note: Electronic Article.
[PubMed: <a href="https://pubmed.ncbi.nlm.nih.gov/27872899/" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed', 'domain': 'pubmed.ncbi.nlm.nih.gov'})">27872899</a>, <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=27872899" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})">related citations</a>]
[<a href="https://doi.org/10.1212/NXG.0000000000000120" target="_blank">Full Text</a>]
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Siekierska, A., Isrie, M., Liu, Y., Scheldeman, C., Vanthillo, N., Lagae, L., de Witte, P. A. M., Van Esch, H., Goldfarb, M., Buyse, G. M.
<strong>Gain-of-function FHF1 mutation causes early-onset epileptic encephalopathy with cerebellar atrophy.</strong>
Neurology 86: 2162-2170, 2016.
[PubMed: <a href="https://pubmed.ncbi.nlm.nih.gov/27164707/" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed', 'domain': 'pubmed.ncbi.nlm.nih.gov'})">27164707</a>, <a href="https://www.ncbi.nlm.nih.gov/pmc/?term=27164707[PMID]&report=imagesdocsum" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Image', 'domain': 'ncbi.nlm.nih.gov'})">images</a>, <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=27164707" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})">related citations</a>]
[<a href="https://doi.org/10.1212/WNL.0000000000002752" target="_blank">Full Text</a>]
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<a id="Takeguchi2018" class="mim-anchor"></a>
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Takeguchi, R., Haginoya, K., Uchiyama, Y., Fujita, A., Nagura, M., takeshita, E., Inui, T., Okubo, Y., Sato, R., Miyabayashi, T., Togashi, N., Saito, T., Nakagawa, E., Sugai, K., Nakashima, M., Saitsu, H., Matsumoto, N., Sasaki, M.
<strong>Two Japanese cases of epileptic encephalopathy associated with an FGF12 mutation.</strong>
Brain Dev. 40: 728-732, 2018.
[PubMed: <a href="https://pubmed.ncbi.nlm.nih.gov/29699863/" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed', 'domain': 'pubmed.ncbi.nlm.nih.gov'})">29699863</a>, <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=29699863" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})">related citations</a>]
[<a href="https://doi.org/10.1016/j.braindev.2018.04.002" target="_blank">Full Text</a>]
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Sonja A. Rasmussen - updated : 11/24/2021
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Cassandra L. Kniffin - updated : 04/18/2017
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Cassandra L. Kniffin : 10/20/2016
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carol : 11/29/2021<br>carol : 11/24/2021<br>alopez : 11/10/2020<br>joanna : 10/19/2020<br>carol : 04/26/2017<br>ckniffin : 04/18/2017<br>carol : 10/25/2016<br>carol : 10/24/2016<br>ckniffin : 10/20/2016
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<strong>#</strong> 617166
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DEVELOPMENTAL AND EPILEPTIC ENCEPHALOPATHY 47; DEE47
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EPILEPTIC ENCEPHALOPATHY, EARLY INFANTILE, 47; EIEE47
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<strong>ORPHA:</strong> 442835; &nbsp;
<strong>DO:</strong> 0080425; &nbsp;
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<strong>Phenotype-Gene Relationships</strong>
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Location
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Phenotype
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Phenotype <br /> MIM number
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Inheritance
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Phenotype <br /> mapping key
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Gene/Locus
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3q28-q29
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Developmental and epileptic encephalopathy 47
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617166
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Autosomal dominant
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3
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FGF12
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601513
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<p>A number sign (#) is used with this entry because of evidence that developmental and epileptic encephalopathy-47 (DEE47) is caused by heterozygous mutation in the FGF12 gene (601513) on chromosome 3q28.</p>
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<strong>Description</strong>
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<p>Developmental and epileptic encephalopathy-47 (DEE47) is a neurologic disorder characterized by onset of intractable seizures in the first days or weeks of life. EEG shows background slowing and multifocal epileptic spikes, and may show hypsarrhythmia. Most patients have developmental regression after seizure onset and show persistent intellectual disability and neurologic impairment, although the severity is variable. Treatment with phenytoin, a voltage-gated sodium channel blocker, may be beneficial (summary by Guella et al., 2016). </p><p>For a general phenotypic description and a discussion of genetic heterogeneity of DEE, see 308350.</p>
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<strong>Clinical Features</strong>
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<p>Siekierska et al. (2016) reported 2 sibs, born of unrelated Caucasian parents, with early infantile epileptic encephalopathy resulting in death at ages 7 and 3.5 years. The proband developed tonic seizures at age 14 days, and her younger brother had onset of seizures at age 4 weeks. The seizures developed into severe refractory epilepsy associated with EEG abnormalities, including severe background slowing, multifocal epileptic abnormalities, and hypsarrhythmia. This was followed by severely delayed psychomotor development with profound intellectual disability, inability to stand or walk, cerebral visual impairment, feeding difficulties necessitating tube feeding, and absent speech development. Other features included acquired microcephaly, axial hypotonia, and limb ataxia. Funduscopy was normal initially, but later showed pale optic discs. Brain imaging was normal in early infancy, but later showed cerebellar atrophy. The findings were consistent with a progressive and degenerative process. </p><p>Al-Mehmadi et al. (2016) reported 3 unrelated patients with DEE47. The patients had a slightly different disease course, despite sharing the same de novo heterozygous mutation (R52H; 601513.0001). Patient 1 was a 3-year-old boy who had onset of intractable seizures on the second day of life, with frequent status epilepticus. EEG showed background slowing and multifocal discharges. He had severe global developmental delay and was nonverbal with poor visual and social interaction, hypotonia with head lag, and could only sit with support. He was tube-fed and had chronic constipation. Brain imaging was normal at onset, but showed enlarged ventricles at age 2 years. Treatment included a ketogenic diet and medications; phenytoin was not used. The second patient was a 16-year-old girl who developed seizures at age 6 weeks, had severe cognitive impairment with single words, but showed normal motor development and could ambulate. Seizures included generalized tonic-clonic and partial seizures. She was started on phenytoin at age 6, with some improvement. Since age 7, she developed transient ataxia after seizures. Vagal nerve stimulation improved the frequency and intensity of seizures and ataxia. Brain imaging at age 16 months was normal, but showed cerebellar atrophy at age 8 years. She had chronic constipation and required help with all activities of daily living. Patient 3 was an 18-year-old girl had intractable epilepsy since day 2 of life associated with EEG abnormalities. She had moderate intellectual disability, but could read simple books and ambulate with an abnormal gait. She had chronic constipation, hypohidrosis, and reduced lacrimation, suggesting autonomic dysfunction. Brain imaging showed mesial temporal sclerosis and mild prominence of the cerebellar folia. She was treated with phenytoin and vagal nerve stimulation. </p><p>Guella et al. (2016) reported a 15-year-old girl with DEE47 who developed tonic seizures on the second day of life. EEG showed background slowing and multifocal spikes. The seizures did not respond to several medications, and she had an allergic reaction to carbamazepine; phenytoin was never used. She had developmental delay with regression at times of increased seizure frequency, moderate intellectual disability with speech delay, and autism. Brain imaging showed an incidental Chiari I malformation. </p><p>Guella et al. (2016) reported an 11-month-old girl who developed seizures on the third day of life and was found to carry a de novo heterozygous R52H mutation in the FGF12 gene. Initial interictal EEG showed multifocal spikes, and continuous EEG monitoring showed multiple seizures, including during sleep. The seizures were unresponsive to several medications at first, but she did respond to phenytoin on day 20. She had normal development and a normal neurologic examination at age 11 months. Brain imaging on day 4 of life was normal. Guella et al. (2016) noted that the phenotype in this patient was significantly milder than that observed in other patients with the same mutation. </p><p>Takeguchi et al. (2018) identified 2 unrelated Japanese patients with DEE47. Patient 1 was diagnosed with early infantile epileptic encephalopathy, and patient 2 was diagnosed with epilepsy of infancy with migrating focal seizures. Seizures in patient 1 were resistant to several antiepileptic medications, whereas patient 2 responded well to phenytoin and high-dose phenobarbital. MRI in patient 1 was normal at age 7 years, with mildly enlarged lateral ventricles on an MRI at age 14 years. MRI in patient 2 showed mild cerebral atrophy at 7 months of age. Both patients had severely impaired intellectual development. The authors emphasized that DEE47 might exhibit diverse phenotypes and may respond to sodium channel blockers or high-dose phenobarbital. </p>
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<strong>Inheritance</strong>
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<p>The heterozygous mutations in the FGF12 gene that were identified in patients with DEE47 by Al-Mehmadi et al. (2016) and Guella et al. (2016) occurred de novo. The mutation in patient 1 of Takeguchi et al. (2018) was inherited from a mosaic parent. </p>
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<strong>Molecular Genetics</strong>
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<p>In 2 sibs with DEE47, Siekierska et al. (2016) identified a de novo heterozygous missense mutation in the FGF12 gene (R114H; R52H in the B isoform; 601513.0001). The mutation, which was found by exome sequencing, was not present in either parent, suggesting germline mosaicism. In vitro functional expression studies in neuronal cells showed that the mutation changed the voltage dependence of inactivation gating of sodium channels, resulting in a gain-of-function effect and increased neuronal excitability. Transfection of the orthologous mutation in zebrafish caused epileptiform activity in larval optic tecta. </p><p>Al-Mehmadi et al. (2016) identified a de novo heterozygous R52H mutation in the FGF12 gene in 3 unrelated patients with DEE47. The mutations were found by whole-exome or whole-genome sequencing and confirmed by Sanger sequencing. Functional studies of the variant and studies of patient cells were not performed, but the authors noted that their findings, combined with the report of Siekierska et al. (2016), suggested that DEE47 is an FGF12 R52H mutation-specific disease. </p><p>Guella et al. (2016) identified a de novo heterozygous R52H mutation in 2 unrelated patients with DEE47. The mutations were found by whole-exome sequencing and confirmed by Sanger sequencing. Functional studies and studies of patient cells were not performed. Guella et al. (2016) noted that 1 of the patients had normal development and neurologic examination at age 11 months, which may have resulted from early successful treatment with phenytoin at 20 days of age. The findings significantly expanded the phenotype associated with this specific mutation, suggesting that other genetic and/or environmental factors may be involved. </p><p>Using whole-exome sequencing in 2 unrelated Japanese patients with epileptic encephalopathy, Takeguchi et al. (2018) identified heterozygosity for the R114H mutation in the FGF12 gene. Both patients started having seizures a few days after birth; patient 1 was diagnosed with early infantile epileptic encephalopathy, and patient 2 was diagnosed with epilepsy of infancy with migrating focal seizures, which responded well to phenytoin and high-dose phenobarbital. The phenotypically normal mother of patient 1 was found to be mosaic for the mutation. The mutation in patient 2 occurred de novo. The authors noted that DEE47 is associated with diverse phenotypes and may respond to sodium channel blocker or high-dose phenobarbital. </p>
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<strong>REFERENCES</strong>
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Al-Mehmadi, S., Splitt, M., Ramesh, V., DeBrosse, S., Dessoffy, K., Xia, F., Yang, Y., Rosenfeld, J. A., Cossette, P., Michaud, J. L., Hamdan, F. F., Campeau, P. M., Minassian, B. A.
<strong>FHF1 (FGF12) epileptic encephalopathy.</strong>
Neurol. Genet. 2: e115, 2016. Note: Electronic Article.
[PubMed: 27830185]
[Full Text: https://doi.org/10.1212/NXG.0000000000000115]
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Guella, I., Huh, L., McKenzie, M. B., Toyota, E. B., Bebin, E. M., Thompson, M. L., Cooper, G. M., Evans, D. M., Buerki, S. E., Adam, S., Van Allen, M. I., Nelson, T. N., Connolly, M. B., Farrer, M. J., Demos, M.
<strong>De novo FGF12 mutation in 2 patients with neonatal-onset epilepsy.</strong>
Neurol. Genet. 2: e120, 2016. Note: Electronic Article.
[PubMed: 27872899]
[Full Text: https://doi.org/10.1212/NXG.0000000000000120]
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Siekierska, A., Isrie, M., Liu, Y., Scheldeman, C., Vanthillo, N., Lagae, L., de Witte, P. A. M., Van Esch, H., Goldfarb, M., Buyse, G. M.
<strong>Gain-of-function FHF1 mutation causes early-onset epileptic encephalopathy with cerebellar atrophy.</strong>
Neurology 86: 2162-2170, 2016.
[PubMed: 27164707]
[Full Text: https://doi.org/10.1212/WNL.0000000000002752]
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Takeguchi, R., Haginoya, K., Uchiyama, Y., Fujita, A., Nagura, M., takeshita, E., Inui, T., Okubo, Y., Sato, R., Miyabayashi, T., Togashi, N., Saito, T., Nakagawa, E., Sugai, K., Nakashima, M., Saitsu, H., Matsumoto, N., Sasaki, M.
<strong>Two Japanese cases of epileptic encephalopathy associated with an FGF12 mutation.</strong>
Brain Dev. 40: 728-732, 2018.
[PubMed: 29699863]
[Full Text: https://doi.org/10.1016/j.braindev.2018.04.002]
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Sonja A. Rasmussen - updated : 11/24/2021<br>Cassandra L. Kniffin - updated : 04/18/2017
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