nih-gov/www.ncbi.nlm.nih.gov/omim/250951

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<title>
Entry
- 250951 - 3-METHYLGLUTACONIC ACIDURIA, TYPE IV; MGCA4
- OMIM
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<span class="h4">250951</span>
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<strong>Table of Contents</strong>
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<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/250951"><strong>Clinical Synopsis</strong></a>
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<a href="/phenotypicSeries/PS250950"> <strong>Phenotypic Series</strong> </a>
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<a href="#text"><strong>Text</strong></a>
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<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">
<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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<div><a href="https://clinicaltrials.gov/search?cond=3-METHYLGLUTACONIC ACIDURIA, TYPE IV" class="mim-tip-hint" title="A registry of federally and privately supported clinical trials conducted in the United States and around the world." 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=10908&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.orpha.net/consor/cgi-bin/OC_Exp.php?lng=EN&Expert=67048" 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><a href="https://www.possumcore.com/nuxeo/nxdoc/default/f643c8ad-d40f-4578-ab8d-7a6499034c88/view_documents?source=omim" class="mim-tip-hint" title="A dysmorphology database of multiple malformations; metabolic, teratogenic, chromosomal, and skeletal syndromes; and their images." target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'POSSUM', 'domain': 'possum.net.au'})">POSSUM</a></div>
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<a id="number" class="mim-anchor"></a>
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<a href="#" class="mim-tip-icd" qtip_title="<strong>ICD+</strong>" qtip_text="
<strong>SNOMEDCT:</strong> 297233004<br />
<strong>ORPHA:</strong> 67048<br />
<strong>DO:</strong> 0110006<br />
">ICD+</a>
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<span class="h3">
<span class="mim-font mim-tip-hint" title="Other, mainly phenotypes with suspected mendelian basis">
250951
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<a id="preferredTitle" class="mim-anchor"></a>
<h3>
<span class="mim-font">
3-METHYLGLUTACONIC ACIDURIA, TYPE IV; MGCA4
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<em>Alternative titles; symbols</em>
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<h4>
<span class="mim-font">
MGA, TYPE IV; MGA4
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<li><a href="/graph/linear/250951" target="_blank" onclick="gtag('event', 'mim_graph', {'destination': 'Linear'})"> Linear </a></li>
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<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>
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<div id="mimClinicalSynopsisFold" class="well well-sm collapse mimSingletonToggleFold">
<div class="small" style="margin: 5px">
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<span class="h5 mim-font">
<strong> Neuro </strong>
</span>
</div>
<div style="margin-left: 2em;">
<span class="mim-font">
- Severe psychomotor retardation <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C1854919&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C1854919</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0011344" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0011344</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0011344" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0011344</a>]</span> <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/398991009" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">398991009</a>, <a href="https://purl.bioontology.org/ontology/SNOMEDCT/1144814003" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">1144814003</a>]</span><br /> - Cerebellar dysgenesis <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C4748073&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C4748073</a>]</span><br /> - Neonatal hypotonia <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/240080003" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">240080003</a>, <a href="https://purl.bioontology.org/ontology/SNOMEDCT/205294008" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">205294008</a>, <a href="https://purl.bioontology.org/ontology/SNOMEDCT/33010005" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">33010005</a>]</span> <span class="mim-feature-ids hidden">[ICD10CM: <a href="https://purl.bioontology.org/ontology/ICD10CM/P94.2" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD10CM\', \'domain\': \'bioontology.org\'})">P94.2</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0343239&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0343239</a>, <a href="https://bioportal.bioontology.org/search?q=C0270971&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0270971</a>, <a href="https://bioportal.bioontology.org/search?q=C2267233&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C2267233</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0001319" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0001319</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0001319" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0001319</a>]</span><br /> - Absent reflexes <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/37280007" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">37280007</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0234146&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0234146</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0001284" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0001284</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0001284" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0001284</a>]</span><br />
</span>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<strong> Resp </strong>
</span>
</div>
<div style="margin-left: 2em;">
<span class="mim-font">
- Neonatal respiratory distress <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/1179627006" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">1179627006</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C4281993&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C4281993</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002643" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002643</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0002643" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0002643</a>]</span><br />
</span>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<strong> Abdomen </strong>
</span>
</div>
<div style="margin-left: 2em;">
<span class="mim-font">
- Inguinal hernia <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/396232000" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">396232000</a>]</span> <span class="mim-feature-ids hidden">[ICD10CM: <a href="https://purl.bioontology.org/ontology/ICD10CM/K40" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD10CM\', \'domain\': \'bioontology.org\'})">K40</a>, <a href="https://purl.bioontology.org/ontology/ICD10CM/K40.90" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD10CM\', \'domain\': \'bioontology.org\'})">K40.90</a>]</span> <span class="mim-feature-ids hidden">[ICD9CM: <a href="https://purl.bioontology.org/ontology/ICD9CM/550" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD9CM\', \'domain\': \'bioontology.org\'})">550</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0019294&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0019294</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0000023" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0000023</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0000023" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0000023</a>]</span><br />
</span>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<strong> GU </strong>
</span>
</div>
<div style="margin-left: 2em;">
<span class="mim-font">
- Cryptorchidism <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/204878001" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">204878001</a>]</span> <span class="mim-feature-ids hidden">[ICD10CM: <a href="https://purl.bioontology.org/ontology/ICD10CM/Q53.9" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD10CM\', \'domain\': \'bioontology.org\'})">Q53.9</a>]</span> <span class="mim-feature-ids hidden">[ICD9CM: <a href="https://purl.bioontology.org/ontology/ICD9CM/752.51" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD9CM\', \'domain\': \'bioontology.org\'})">752.51</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0010417&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0010417</a>, <a href="https://bioportal.bioontology.org/search?q=C5441920&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C5441920</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0000028" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0000028</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0000028" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0000028</a>]</span><br />
</span>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<strong> Cardiac </strong>
</span>
</div>
<div style="margin-left: 2em;">
<span class="mim-font">
- Subaortic stenosis <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/204368006" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">204368006</a>, <a href="https://purl.bioontology.org/ontology/SNOMEDCT/73660006" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">73660006</a>]</span> <span class="mim-feature-ids hidden">[ICD10CM: <a href="https://purl.bioontology.org/ontology/ICD10CM/Q24.4" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD10CM\', \'domain\': \'bioontology.org\'})">Q24.4</a>]</span> <span class="mim-feature-ids hidden">[ICD9CM: <a href="https://purl.bioontology.org/ontology/ICD9CM/746.81" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD9CM\', \'domain\': \'bioontology.org\'})">746.81</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0340375&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0340375</a>, <a href="https://bioportal.bioontology.org/search?q=C0158621&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0158621</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0001682" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0001682</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0001682" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0001682</a>]</span><br /> - Biventricular hypertrophy <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0281788&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0281788</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0200128" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0200128</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0200128" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0200128</a>]</span><br />
</span>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<strong> Skin </strong>
</span>
</div>
<div style="margin-left: 2em;">
<span class="mim-font">
- Simian crease <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/248409006" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">248409006</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0424731&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0424731</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0000954" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0000954</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0000954" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0000954</a>]</span><br />
</span>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<strong> Lab </strong>
</span>
</div>
<div style="margin-left: 2em;">
<span class="mim-font">
- 3-Methylglutaconicaciduria <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/237950009" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">237950009</a>]</span> <span class="mim-feature-ids hidden">[ICD10CM: <a href="https://purl.bioontology.org/ontology/ICD10CM/E71.111" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'ICD10CM\', \'domain\': \'bioontology.org\'})">E71.111</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C3696376&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C3696376</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0003535" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0003535</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0003535" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0003535</a>]</span><br /> - 3-methylglutaricaciduria <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C3151952&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C3151952</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0003344" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0003344</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0003344" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0003344</a>]</span><br />
</span>
</div>
</div>
<div>
<div>
<span class="h5 mim-font">
<strong> Inheritance </strong>
</span>
</div>
<div style="margin-left: 2em;">
<span class="mim-font">
- Autosomal recessive <span class="mim-feature-ids hidden">[SNOMEDCT: <a href="https://purl.bioontology.org/ontology/SNOMEDCT/258211005" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'SNOMEDCT\', \'domain\': \'bioontology.org\'})">258211005</a>]</span> <span class="mim-feature-ids hidden">[UMLS: <a href="https://bioportal.bioontology.org/search?q=C0441748&searchproperties=true" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'UMLS\', \'domain\': \'bioontology.org\'})">C0441748</a> HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0000007" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0000007</a>]</span> <span class="mim-feature-ids hidden">[HPO: <a href="https://hpo.jax.org/app/browse/term/HP:0000007" target="_blank" onclick="gtag(\'event\', \'mim_outbound\', {\'name\': \'HPO\', \'domain\': \'hpo.jax.org\'})">HP:0000007</a>]</span><br />
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<div class="col-lg-12 col-md-12 col-sm-12 col-xs-12">
<h5>
3-Methylglutaconic aciduria
- <a href="/phenotypicSeries/PS250950">PS250950</a>
- 9 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/2/389?start=-3&limit=10&highlight=389"> 2p13.1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617248"> 3-methylglutaconic aciduria, type VIII </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/617248"> 617248 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/606441"> HTRA2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/606441"> 606441 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/3/888?start=-3&limit=10&highlight=888"> 3q26.33 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/610198"> 3-methylglutaconic aciduria, type V </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/610198"> 610198 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/608977"> DNAJC19 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/608977"> 608977 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/6/982?start=-3&limit=10&highlight=982"> 6q25.3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/614739"> 3-methylglutaconic aciduria with deafness, encephalopathy, and Leigh-like syndrome </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/614739"> 614739 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/614725"> SERAC1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/614725"> 614725 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/9/298?start=-3&limit=10&highlight=298"> 9q22.31 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/250950"> 3-methylglutaconic aciduria, type I </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/250950"> 250950 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600529"> AUH </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/600529"> 600529 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/11/722?start=-3&limit=10&highlight=722"> 11q13.4 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616271"> 3-methylglutaconic aciduria, type VIIB, 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/616271"> 616271 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616254"> CLPB </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/616254"> 616254 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/19/684?start=-3&limit=10&highlight=684"> 19q13.2 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/617698"> 3-methylglutaconic aciduria, type IX </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/617698"> 617698 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/607381"> TIMM50 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/607381"> 607381 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/19/826?start=-3&limit=10&highlight=826"> 19q13.32 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/258501"> 3-methylglutaconic aciduria, type III </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/258501"> 258501 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/606580"> OPA3 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/606580"> 606580 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
<a href="/geneMap/X/861?start=-3&limit=10&highlight=861"> Xq28 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/302060"> Barth syndrome </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/302060"> 302060 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300394"> TAFAZZIN </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/300394"> 300394 </a>
</span>
</td>
</tr>
<tr>
<td>
<span class="mim-font">
Not Mapped
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/250951"> 3-methylglutaconic aciduria, type IV </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">
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/250951"> 250951 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/250951"> MGCA1 </a>
</span>
</td>
<td>
<span class="mim-font">
<a href="/entry/250951"> 250951 </a>
</span>
</td>
</tr>
</tbody>
</table>
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<a href="#mimPhenotypicSeriesFold" data-toggle="collapse">&#9650;&nbsp;Close</a>
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<h4>
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<span class="mim-tip-floating" qtip_title="<strong>Looking For More References?</strong>" qtip_text="Click the 'reference plus' icon &lt;span class='glyphicon glyphicon-plus-sign'&gt;&lt;/span&gt at the end of each OMIM text paragraph to see more references related to the content of the preceding paragraph.">
<strong>TEXT</strong>
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</h4>
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<strong>Description</strong>
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<p>The category of 3-methylglutaconic aciduria type IV (MGCA4) represents a heterogeneous unclassified group of patients who share mild or intermittent urinary excretion of 3-methylglutaconic acid. MGCA excretion is a nonspecific finding observed in many other disorders caused by defects in mitochondrial energy metabolism (<a href="#2" class="mim-tip-reference" title="Gunay-Aygun, M. &lt;strong&gt;3-Methylglutaconic aciduria: a common biochemical marker in various syndromes with diverse clinical features.&lt;/strong&gt; Molec. Genet. Metab. 84: 1-3, 2005.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/15719488/&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;15719488&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1016/j.ymgme.2004.12.003&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="15719488">Gunay-Aygun, 2005</a>). <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=15719488" 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 3-methylglutaconic aciduria, see MGCA1 (<a href="/entry/250950">250950</a>)</p>
</span>
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<strong>Clinical Features</strong>
</span>
</h4>
</div>
<div id="mimClinicalFeaturesFold" class="collapse in mimTextToggleFold">
<span class="mim-text-font">
<p><a href="#1" class="mim-tip-reference" title="Chitayat, D., Chemke, J., Gibson, K. M., Mamer, O. A., Kronick, J. B., McGill, J. J., Rosenblatt, B., Sweetman, L., Scriver, C. R. &lt;strong&gt;3-Methylglutaconic aciduria: a marker for as yet unspecified disorders and the relevance of prenatal diagnosis in a &#x27;new&#x27; type (&#x27;type 4&#x27;).&lt;/strong&gt; J. Inherit. Metab. Dis. 15: 204-212, 1992.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/1382150/&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;1382150&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1007/BF01799632&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="1382150">Chitayat et al. (1992)</a> described an 18-year-old man, born of consanguineous Italian parents, with severe psychomotor retardation. At birth, he showed poor growth, was hypotonic, with absent reflexes and respiratory distress. Congenital deformities included bilateral inguinal hernia, undescended testes, subaortic stenosis with biventricular hypertrophy, and right simian crease with left bridged simian crease. He later developed seizures, spasticity, and sensorineural hearing loss. Brain MRI showed cerebellar hypoplasia. Laboratory studies showed mild 3-methylglutaconic and 3-methylglutaric aciduria. The features were inconsistent with other known forms of MGCA, and the authors chose to designate this patient as having '3-methylglutaconic aciduria type IV.' <a href="#1" class="mim-tip-reference" title="Chitayat, D., Chemke, J., Gibson, K. M., Mamer, O. A., Kronick, J. B., McGill, J. J., Rosenblatt, B., Sweetman, L., Scriver, C. R. &lt;strong&gt;3-Methylglutaconic aciduria: a marker for as yet unspecified disorders and the relevance of prenatal diagnosis in a &#x27;new&#x27; type (&#x27;type 4&#x27;).&lt;/strong&gt; J. Inherit. Metab. Dis. 15: 204-212, 1992.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/1382150/&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;1382150&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1007/BF01799632&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="1382150">Chitayat et al. (1992)</a> noted that the MGCA excretion was likely a marker for an as yet unidentified primary metabolic disorder. <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=1382150" 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="#3" class="mim-tip-reference" title="Wortmann, S. B., Morava, E. &lt;strong&gt;3-Methylglutaconic aciduria type IV: a syndrome with an evolving phenotype. (Letter)&lt;/strong&gt; Clin. Dysmorph. 20: 168-169, 2011.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/21646875/&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;21646875&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1097/MCD.0b013e328345bea8&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="21646875">Wortmann and Morava (2011)</a> stated that dysmorphic features are commonly present in patients with MGCA4. Most of the dysmorphism appears during the course of the disease, secondary to basal ganglia involvement (mask-like facies), muscle wasting of the facial musculature, and hypotonia, leading to an elongation of the face and long, prominent ears. <a href="#3" class="mim-tip-reference" title="Wortmann, S. B., Morava, E. &lt;strong&gt;3-Methylglutaconic aciduria type IV: a syndrome with an evolving phenotype. (Letter)&lt;/strong&gt; Clin. Dysmorph. 20: 168-169, 2011.[PubMed: &lt;a href=&quot;https://pubmed.ncbi.nlm.nih.gov/21646875/&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;21646875&lt;/a&gt;] [&lt;a href=&quot;https://doi.org/10.1097/MCD.0b013e328345bea8&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="21646875">Wortmann and Morava (2011)</a> noted that some of the facial features, such as broad and tall forehead and curved eyebrows, are comparable to those described in Barth syndrome (<a href="/entry/302060">302060</a>). <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=21646875" 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="references"class="mim-anchor"></a>
<h4 href="#mimReferencesFold" id="mimReferencesToggle" class="mimTriangleToggle" style="cursor: pointer;" data-toggle="collapse">
<span class="mim-font">
<span id="mimReferencesToggleTriangle" class="small mimTextToggleTriangle">&#9660;</span>
<strong>REFERENCES</strong>
</span>
</h4>
<div>
<p />
</div>
<div id="mimReferencesFold" class="collapse in mimTextToggleFold">
<ol>
<li>
<a id="1" class="mim-anchor"></a>
<a id="Chitayat1992" class="mim-anchor"></a>
<div class="">
<p class="mim-text-font">
Chitayat, D., Chemke, J., Gibson, K. M., Mamer, O. A., Kronick, J. B., McGill, J. J., Rosenblatt, B., Sweetman, L., Scriver, C. R.
<strong>3-Methylglutaconic aciduria: a marker for as yet unspecified disorders and the relevance of prenatal diagnosis in a 'new' type ('type 4').</strong>
J. Inherit. Metab. Dis. 15: 204-212, 1992.
[PubMed: <a href="https://pubmed.ncbi.nlm.nih.gov/1382150/" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed', 'domain': 'pubmed.ncbi.nlm.nih.gov'})">1382150</a>, <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=1382150" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})">related citations</a>]
[<a href="https://doi.org/10.1007/BF01799632" target="_blank">Full Text</a>]
</p>
</div>
</li>
<li>
<a id="2" class="mim-anchor"></a>
<a id="Gunay-Aygun2005" class="mim-anchor"></a>
<div class="">
<p class="mim-text-font">
Gunay-Aygun, M.
<strong>3-Methylglutaconic aciduria: a common biochemical marker in various syndromes with diverse clinical features.</strong>
Molec. Genet. Metab. 84: 1-3, 2005.
[PubMed: <a href="https://pubmed.ncbi.nlm.nih.gov/15719488/" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed', 'domain': 'pubmed.ncbi.nlm.nih.gov'})">15719488</a>, <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=15719488" 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.ymgme.2004.12.003" target="_blank">Full Text</a>]
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<a id="3" class="mim-anchor"></a>
<a id="Wortmann2011" class="mim-anchor"></a>
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<p class="mim-text-font">
Wortmann, S. B., Morava, E.
<strong>3-Methylglutaconic aciduria type IV: a syndrome with an evolving phenotype. (Letter)</strong>
Clin. Dysmorph. 20: 168-169, 2011.
[PubMed: <a href="https://pubmed.ncbi.nlm.nih.gov/21646875/" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed', 'domain': 'pubmed.ncbi.nlm.nih.gov'})">21646875</a>, <a href="https://pubmed.ncbi.nlm.nih.gov/?cmd=link&linkname=pubmed_pubmed&from_uid=21646875" target="_blank" onclick="gtag('event', 'mim_outbound', {'name': 'PubMed Related', 'domain': 'pubmed.ncbi.nlm.nih.gov'})">related citations</a>]
[<a href="https://doi.org/10.1097/MCD.0b013e328345bea8" target="_blank">Full Text</a>]
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Marla J. F. O'Neill - updated : 12/15/2011
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Cassandra L. Kniffin - updated : 3/23/2010<br>Marla J. F. O'Neill - updated : 6/19/2006
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Creation Date:
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Victor A. McKusick : 7/8/1992
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carol : 08/17/2018
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carol : 12/15/2011<br>terry : 12/15/2011<br>carol : 8/15/2011<br>wwang : 3/25/2010<br>ckniffin : 3/23/2010<br>ckniffin : 3/23/2010<br>ckniffin : 3/23/2010<br>carol : 10/18/2007<br>wwang : 12/14/2006<br>wwang : 6/19/2006<br>terry : 4/20/2005<br>carol : 3/30/1994<br>mimadm : 3/11/1994<br>carol : 7/8/1992
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250951
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3-METHYLGLUTACONIC ACIDURIA, TYPE IV; MGCA4
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<em>Alternative titles; symbols</em>
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MGA, TYPE IV; MGA4
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<strong>SNOMEDCT:</strong> 297233004; &nbsp;
<strong>ORPHA:</strong> 67048; &nbsp;
<strong>DO:</strong> 0110006; &nbsp;
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<strong>TEXT</strong>
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<strong>Description</strong>
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<p>The category of 3-methylglutaconic aciduria type IV (MGCA4) represents a heterogeneous unclassified group of patients who share mild or intermittent urinary excretion of 3-methylglutaconic acid. MGCA excretion is a nonspecific finding observed in many other disorders caused by defects in mitochondrial energy metabolism (Gunay-Aygun, 2005). </p><p>For a general phenotypic description and a discussion of genetic heterogeneity of 3-methylglutaconic aciduria, see MGCA1 (250950)</p>
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<strong>Clinical Features</strong>
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<p>Chitayat et al. (1992) described an 18-year-old man, born of consanguineous Italian parents, with severe psychomotor retardation. At birth, he showed poor growth, was hypotonic, with absent reflexes and respiratory distress. Congenital deformities included bilateral inguinal hernia, undescended testes, subaortic stenosis with biventricular hypertrophy, and right simian crease with left bridged simian crease. He later developed seizures, spasticity, and sensorineural hearing loss. Brain MRI showed cerebellar hypoplasia. Laboratory studies showed mild 3-methylglutaconic and 3-methylglutaric aciduria. The features were inconsistent with other known forms of MGCA, and the authors chose to designate this patient as having '3-methylglutaconic aciduria type IV.' Chitayat et al. (1992) noted that the MGCA excretion was likely a marker for an as yet unidentified primary metabolic disorder. </p><p>Wortmann and Morava (2011) stated that dysmorphic features are commonly present in patients with MGCA4. Most of the dysmorphism appears during the course of the disease, secondary to basal ganglia involvement (mask-like facies), muscle wasting of the facial musculature, and hypotonia, leading to an elongation of the face and long, prominent ears. Wortmann and Morava (2011) noted that some of the facial features, such as broad and tall forehead and curved eyebrows, are comparable to those described in Barth syndrome (302060). </p>
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<strong>REFERENCES</strong>
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Chitayat, D., Chemke, J., Gibson, K. M., Mamer, O. A., Kronick, J. B., McGill, J. J., Rosenblatt, B., Sweetman, L., Scriver, C. R.
<strong>3-Methylglutaconic aciduria: a marker for as yet unspecified disorders and the relevance of prenatal diagnosis in a &#x27;new&#x27; type (&#x27;type 4&#x27;).</strong>
J. Inherit. Metab. Dis. 15: 204-212, 1992.
[PubMed: 1382150]
[Full Text: https://doi.org/10.1007/BF01799632]
</p>
</li>
<li>
<p class="mim-text-font">
Gunay-Aygun, M.
<strong>3-Methylglutaconic aciduria: a common biochemical marker in various syndromes with diverse clinical features.</strong>
Molec. Genet. Metab. 84: 1-3, 2005.
[PubMed: 15719488]
[Full Text: https://doi.org/10.1016/j.ymgme.2004.12.003]
</p>
</li>
<li>
<p class="mim-text-font">
Wortmann, S. B., Morava, E.
<strong>3-Methylglutaconic aciduria type IV: a syndrome with an evolving phenotype. (Letter)</strong>
Clin. Dysmorph. 20: 168-169, 2011.
[PubMed: 21646875]
[Full Text: https://doi.org/10.1097/MCD.0b013e328345bea8]
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Contributors:
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Marla J. F. O&#x27;Neill - updated : 12/15/2011<br>Cassandra L. Kniffin - updated : 3/23/2010<br>Marla J. F. O&#x27;Neill - updated : 6/19/2006
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Victor A. McKusick : 7/8/1992
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carol : 08/17/2018<br>carol : 12/15/2011<br>terry : 12/15/2011<br>carol : 8/15/2011<br>wwang : 3/25/2010<br>ckniffin : 3/23/2010<br>ckniffin : 3/23/2010<br>ckniffin : 3/23/2010<br>carol : 10/18/2007<br>wwang : 12/14/2006<br>wwang : 6/19/2006<br>terry : 4/20/2005<br>carol : 3/30/1994<br>mimadm : 3/11/1994<br>carol : 7/8/1992
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