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<span>Genetic Conditions: M</span>
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<h1>Genetic Conditions: M</h1>
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<p>Explore the signs and symptoms, genetic cause, and inheritance pattern of various health conditions.</p>
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<span class='blue-label'>Other genetic conditions A-Z</span>
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<ul class="alpha-links">
<li><a href="https://medlineplus.gov/genetics/condition-0/" data-alpha="0-9">0-9</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/" data-alpha="A">A</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-b/" data-alpha="B">B</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-c/" data-alpha="C">C</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-d/" data-alpha="D">D</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-e/" data-alpha="E">E</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-f/" data-alpha="F">F</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-g/" data-alpha="G">G</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-h/" data-alpha="H">H</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-i/" data-alpha="I">I</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-j/" data-alpha="J">J</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-k/" data-alpha="K">K</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-l/" data-alpha="L">L</a></li>
<li><span class="active">M</span></li>
<li><a href="https://medlineplus.gov/genetics/condition-n/" data-alpha="N">N</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-o/" data-alpha="O">O</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-p/" data-alpha="P">P</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-q/" data-alpha="Q">Q</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-r/" data-alpha="R">R</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-s/" data-alpha="S">S</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-t/" data-alpha="T">T</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-u/" data-alpha="U">U</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-v/" data-alpha="V">V</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-w/" data-alpha="W">W</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-x/" data-alpha="X">X</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-y/" data-alpha="Y">Y</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-z/" data-alpha="Z">Z</a></li>
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<section>
<ul class="withident breaklist">
<li>M-CM, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephaly-capillary-malformation-syndrome/">Megalencephaly-capillary malformation syndrome</a></li>
<li>M/SCHAD deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3-hydroxyacyl-coa-dehydrogenase-deficiency/">3-hydroxyacyl-CoA dehydrogenase deficiency</a></li>
<li>M3 ANLL, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/acute-promyelocytic-leukemia/">Acute promyelocytic leukemia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mabry-syndrome/">Mabry syndrome</a></li>
<li>Machado-Joseph disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/spinocerebellar-ataxia-type-3/">Spinocerebellar ataxia type 3</a></li>
<li>Macrocephaly cutis marmorata telangiectatica congenita, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephaly-capillary-malformation-syndrome/">Megalencephaly-capillary malformation syndrome</a></li>
<li>Macrocephaly, seizures, intellectual disability, umbilical hernia, and facial dysmorphism, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/smith-kingsmore-syndrome/">Smith-Kingsmore syndrome</a></li>
<li>Macrocephaly-capillary malformation syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephaly-capillary-malformation-syndrome/">Megalencephaly-capillary malformation syndrome</a></li>
<li>Macrocephaly-intellectual disability-neurodevelopmental disorder-small thorax syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/smith-kingsmore-syndrome/">Smith-Kingsmore syndrome</a></li>
<li>Macrodontia, mental retardation, characteristic facies, short stature, and skeletal anomalies, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/kbg-syndrome/">KBG syndrome</a></li>
<li>Macroglobulinemia of Waldenstrom, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/waldenstrom-macroglobulinemia/">Waldenström macroglobulinemia</a></li>
<li>Macrothrombocytopenia, familial Bernard-Soulier type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/bernard-soulier-syndrome/">Bernard-Soulier syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/macrozoospermia/">Macrozoospermia</a></li>
<li>Macular degeneration, age-related, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/age-related-macular-degeneration/">Age-related macular degeneration</a></li>
<li>Macular dystrophy with flecks, type 1, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/stargardt-macular-degeneration/">Stargardt macular degeneration</a></li>
<li>MAD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glutaric-acidemia-type-ii/">Glutaric acidemia type II</a></li>
<li>MAD deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/adenosine-monophosphate-deaminase-deficiency/">Adenosine monophosphate deaminase deficiency</a></li>
<li>MADA deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/adenosine-monophosphate-deaminase-deficiency/">Adenosine monophosphate deaminase deficiency</a></li>
<li>MADD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glutaric-acidemia-type-ii/">Glutaric acidemia type II</a></li>
<li>Maeda syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cerebral-autosomal-recessive-arteriopathy-with-subcortical-infarcts-and-leukoencephalopathy/">Cerebral autosomal recessive arteriopathy with subcortical infarcts and leukoencephalopathy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/maffucci-syndrome/">Maffucci syndrome</a></li>
<li>Mainzer-Saldino chondrodysplasia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mainzer-saldino-syndrome/">Mainzer-Saldino syndrome</a></li>
<li>Mainzer-Saldino disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mainzer-saldino-syndrome/">Mainzer-Saldino syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mainzer-saldino-syndrome/">Mainzer-Saldino syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/majeed-syndrome/">Majeed syndrome</a></li>
<li>Majewski osteodysplastic primordial dwarfism type II, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microcephalic-osteodysplastic-primordial-dwarfism-type-ii/">Microcephalic osteodysplastic primordial dwarfism type II</a></li>
<li>Major depression, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/depression/">Depression</a></li>
<li>Major depressive disorder, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/depression/">Depression</a></li>
<li>Major depressive disorder with a seasonal pattern, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/seasonal-affective-disorder/">Seasonal affective disorder</a></li>
<li>Major histocompatibility complex class II deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/bare-lymphocyte-syndrome-type-ii/">Bare lymphocyte syndrome type II</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mal-de-meleda/">Mal de Meleda</a></li>
<li>Male hypergonadotropic hypogonadism due to LHCGR defect, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leydig-cell-hypoplasia/">Leydig cell hypoplasia</a></li>
<li>Male pattern alopecia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/androgenetic-alopecia/">Androgenetic alopecia</a></li>
<li>Male pattern hair loss, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/androgenetic-alopecia/">Androgenetic alopecia</a></li>
<li>Male Turner syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/noonan-syndrome/">Noonan syndrome</a></li>
<li>Male-pattern baldness, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/androgenetic-alopecia/">Androgenetic alopecia</a></li>
<li>Malherbe calcifying epithelioma, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pilomatricoma/">Pilomatricoma</a></li>
<li>Malignant aphthosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/behcet-disease/">Behçet disease</a></li>
<li>Malignant bladder neoplasm, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/bladder-cancer/">Bladder cancer</a></li>
<li>Malignant bladder tumor, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/bladder-cancer/">Bladder cancer</a></li>
<li>Malignant hyperpyrexia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/malignant-hyperthermia/">Malignant hyperthermia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/malignant-hyperthermia/">Malignant hyperthermia</a></li>
<li>Malignant lung tumor, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lung-cancer/">Lung cancer</a></li>
<li>Malignant melanoma, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/melanoma/">Melanoma</a></li>
<li>Malignant migrating partial epilepsy of infancy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/malignant-migrating-partial-seizures-of-infancy/">Malignant migrating partial seizures of infancy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/malignant-migrating-partial-seizures-of-infancy/">Malignant migrating partial seizures of infancy</a></li>
<li>Malignant neoplasm of breast, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/breast-cancer/">Breast cancer</a></li>
<li>Malignant neoplasm of lung, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lung-cancer/">Lung cancer</a></li>
<li>Malignant neoplasm of parathyroid, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/parathyroid-cancer/">Parathyroid cancer</a></li>
<li>Malignant neoplasm of parathyroid gland, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/parathyroid-cancer/">Parathyroid cancer</a></li>
<li>Malignant neoplasm of the ovary, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/ovarian-cancer/">Ovarian cancer</a></li>
<li>Malignant neoplasm of the prostate, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/prostate-cancer/">Prostate cancer</a></li>
<li>Malignant parathyroid gland neoplasm, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/parathyroid-cancer/">Parathyroid cancer</a></li>
<li>Malignant parathyroid gland tumor, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/parathyroid-cancer/">Parathyroid cancer</a></li>
<li>Malignant parathyroid neoplasm, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/parathyroid-cancer/">Parathyroid cancer</a></li>
<li>Malignant parathyroid tumor, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/parathyroid-cancer/">Parathyroid cancer</a></li>
<li>Malignant tumor of breast, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/breast-cancer/">Breast cancer</a></li>
<li>Malignant tumor of lung, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lung-cancer/">Lung cancer</a></li>
<li>Malignant tumor of parathyroid, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/parathyroid-cancer/">Parathyroid cancer</a></li>
<li>Malignant tumor of parathyroid gland, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/parathyroid-cancer/">Parathyroid cancer</a></li>
<li>Malignant tumor of the ovary, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/ovarian-cancer/">Ovarian cancer</a></li>
<li>Malonic aciduria, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/malonyl-coa-decarboxylase-deficiency/">Malonyl-CoA decarboxylase deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/malonyl-coa-decarboxylase-deficiency/">Malonyl-CoA decarboxylase deficiency</a></li>
<li>Malonyl-coenzyme A decarboxylase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/malonyl-coa-decarboxylase-deficiency/">Malonyl-CoA decarboxylase deficiency</a></li>
<li>Malpuech facial clefting syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3mc-syndrome/">3MC syndrome</a></li>
<li>Malpuech syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3mc-syndrome/">3MC syndrome</a></li>
<li>Mammary cancer, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/breast-cancer/">Breast cancer</a></li>
<li>MAND, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mbd5-associated-neurodevelopmental-disorder/">MBD5-associated neurodevelopmental disorder</a></li>
<li>Mandibuloacral dysostosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mandibuloacral-dysplasia/">Mandibuloacral dysplasia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mandibuloacral-dysplasia/">Mandibuloacral dysplasia</a></li>
<li>Mandibulofacial dysostosis (MFD1), <i>see</i> <a href="https://medlineplus.gov/genetics/condition/treacher-collins-syndrome/">Treacher Collins syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mandibulofacial-dysostosis-with-microcephaly/">Mandibulofacial dysostosis with microcephaly</a></li>
<li>Mandibulofacial dysostosis, Guion-Almeida type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mandibulofacial-dysostosis-with-microcephaly/">Mandibulofacial dysostosis with microcephaly</a></li>
<li>Manic depressive illness, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/bipolar-disorder/">Bipolar disorder</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/manitoba-oculotrichoanal-syndrome/">Manitoba oculotrichoanal syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mannose-binding-lectin-deficiency/">Mannose-binding lectin deficiency</a></li>
<li>Mannose-binding lectin protein deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mannose-binding-lectin-deficiency/">Mannose-binding lectin deficiency</a></li>
<li>Mannose-binding protein deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mannose-binding-lectin-deficiency/">Mannose-binding lectin deficiency</a></li>
<li>Mannosidosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/alpha-mannosidosis/">Alpha-mannosidosis</a></li>
<li>Mannosyltransferase 1 deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/alg1-congenital-disorder-of-glycosylation/">ALG1-congenital disorder of glycosylation</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/maple-syrup-urine-disease/">Maple syrup urine disease</a></li>
<li>Maple syrup urine disease, type III, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/dihydrolipoamide-dehydrogenase-deficiency/">Dihydrolipoamide dehydrogenase deficiency</a></li>
<li>Marble bone disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/osteopetrosis/">Osteopetrosis</a></li>
<li>Marchesani syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/weill-marchesani-syndrome/">Weill-Marchesani syndrome</a></li>
<li>Marchesani-Weill Syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/weill-marchesani-syndrome/">Weill-Marchesani syndrome</a></li>
<li>Marchiafava-Micheli syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/paroxysmal-nocturnal-hemoglobinuria/">Paroxysmal nocturnal hemoglobinuria</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/marfan-syndrome/">Marfan syndrome</a></li>
<li>Marfan&#x27;s syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/marfan-syndrome/">Marfan syndrome</a></li>
<li>Marfanoid-craniosynostosis syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/shprintzen-goldberg-syndrome/">Shprintzen-Goldberg syndrome</a></li>
<li>Marie-Sainton syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cleidocranial-dysplasia/">Cleidocranial dysplasia</a></li>
<li>Marie-Struempell disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/ankylosing-spondylitis/">Ankylosing spondylitis</a></li>
<li>Marinesco-Garland syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/marinesco-sjogren-syndrome/">Marinesco-Sjögren syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/marinesco-sjogren-syndrome/">Marinesco-Sjögren syndrome</a></li>
<li>Marker X syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/fragile-x-syndrome/">Fragile X syndrome</a></li>
<li>Marles Greenberg Persaud syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/manitoba-oculotrichoanal-syndrome/">Manitoba oculotrichoanal syndrome</a></li>
<li>Marles syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/manitoba-oculotrichoanal-syndrome/">Manitoba oculotrichoanal syndrome</a></li>
<li>Marles-Greenberg-Persaud syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/manitoba-oculotrichoanal-syndrome/">Manitoba oculotrichoanal syndrome</a></li>
<li>Maroteaux-Lamy syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-vi/">Mucopolysaccharidosis type VI</a></li>
<li>Martin-Bell syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/fragile-x-syndrome/">Fragile X syndrome</a></li>
<li>Martsolf syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/rab18-deficiency/">RAB18 deficiency</a></li>
<li>MAS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mccune-albright-syndrome/">McCune-Albright syndrome</a></li>
<li>Mast cell disease, systemic, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/systemic-mastocytosis/">Systemic mastocytosis</a></li>
<li>Mastocytosis, systemic, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/systemic-mastocytosis/">Systemic mastocytosis</a></li>
<li>MAT deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/beta-ketothiolase-deficiency/">Beta-ketothiolase deficiency</a></li>
<li>MAT deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hypermethioninemia/">Hypermethioninemia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/maternally-inherited-diabetes-and-deafness/">Maternally inherited diabetes and deafness</a></li>
<li>Maternally transmitted diabetes-deafness syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/maternally-inherited-diabetes-and-deafness/">Maternally inherited diabetes and deafness</a></li>
<li>Matrin 3 distal myopathy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/distal-myopathy-2/">Distal myopathy 2</a></li>
<li>Maturity-onset diabetes, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/type-2-diabetes/">Type 2 diabetes</a></li>
<li>Maturity-onset diabetes mellitus, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/type-2-diabetes/">Type 2 diabetes</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/maturity-onset-diabetes-of-the-young/">Maturity-onset diabetes of the young</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mayer-rokitansky-kuster-hauser-syndrome/">Mayer-Rokitansky-Küster-Hauser syndrome</a></li>
<li>Mayer-Rokitansky-Küster-Hauser-Biason-Lauber syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mullerian-aplasia-and-hyperandrogenism/">Müllerian aplasia and hyperandrogenism</a></li>
<li>Mayer-Rokitansky-Küster-Hauser-like syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mullerian-aplasia-and-hyperandrogenism/">Müllerian aplasia and hyperandrogenism</a></li>
<li>MBD5 haploinsufficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mbd5-associated-neurodevelopmental-disorder/">MBD5-associated neurodevelopmental disorder</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mbd5-associated-neurodevelopmental-disorder/">MBD5-associated neurodevelopmental disorder</a></li>
<li>MBL deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mannose-binding-lectin-deficiency/">Mannose-binding lectin deficiency</a></li>
<li>MBL2 deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mannose-binding-lectin-deficiency/">Mannose-binding lectin deficiency</a></li>
<li>MBP deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mannose-binding-lectin-deficiency/">Mannose-binding lectin deficiency</a></li>
<li>MCAD deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/medium-chain-acyl-coa-dehydrogenase-deficiency/">Medium-chain acyl-CoA dehydrogenase deficiency</a></li>
<li>MCADD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/medium-chain-acyl-coa-dehydrogenase-deficiency/">Medium-chain acyl-CoA dehydrogenase deficiency</a></li>
<li>MCADH deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/medium-chain-acyl-coa-dehydrogenase-deficiency/">Medium-chain acyl-CoA dehydrogenase deficiency</a></li>
<li>McAlister dysplasia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/atelosteogenesis-type-2/">Atelosteogenesis type 2</a></li>
<li>MCAP, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephaly-capillary-malformation-syndrome/">Megalencephaly-capillary malformation syndrome</a></li>
<li>McArdle disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glycogen-storage-disease-type-v/">Glycogen storage disease type V</a></li>
<li>McArdle syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glycogen-storage-disease-type-v/">Glycogen storage disease type V</a></li>
<li>McArdle type glycogen storage disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glycogen-storage-disease-type-v/">Glycogen storage disease type V</a></li>
<li>McArdle&#x27;s disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glycogen-storage-disease-type-v/">Glycogen storage disease type V</a></li>
<li>MCC deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3-methylcrotonyl-coa-carboxylase-deficiency/">3-methylcrotonyl-CoA carboxylase deficiency</a></li>
<li>MCCD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3-methylcrotonyl-coa-carboxylase-deficiency/">3-methylcrotonyl-CoA carboxylase deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mccune-albright-syndrome/">McCune-Albright syndrome</a></li>
<li>MCD deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/malonyl-coa-decarboxylase-deficiency/">Malonyl-CoA decarboxylase deficiency</a></li>
<li>MCHS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/childhood-myocerebrohepatopathy-spectrum/">Childhood myocerebrohepatopathy spectrum</a></li>
<li>MCKD2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/autosomal-dominant-tubulointerstitial-kidney-disease-umod/">Autosomal dominant tubulointerstitial kidney disease-UMOD</a></li>
<li>McKusick&#x27;s metaphyseal chondrodysplasia syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cartilage-hair-hypoplasia/">Cartilage-hair hypoplasia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mckusick-kaufman-syndrome/">McKusick-Kaufman syndrome</a></li>
<li>MCL, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hereditary-leiomyomatosis-and-renal-cell-cancer/">Hereditary leiomyomatosis and renal cell cancer</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mcleod-neuroacanthocytosis-syndrome/">McLeod neuroacanthocytosis syndrome</a></li>
<li>McLeod syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mcleod-neuroacanthocytosis-syndrome/">McLeod neuroacanthocytosis syndrome</a></li>
<li>MCMTC, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephaly-capillary-malformation-syndrome/">Megalencephaly-capillary malformation syndrome</a></li>
<li>MCOPS2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/oculofaciocardiodental-syndrome/">Oculofaciocardiodental syndrome</a></li>
<li>MCOPS7, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microphthalmia-with-linear-skin-defects-syndrome/">Microphthalmia with linear skin defects syndrome</a></li>
<li>MCPH, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/autosomal-recessive-primary-microcephaly/">Autosomal recessive primary microcephaly</a></li>
<li>MCPHA, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/amish-lethal-microcephaly/">Amish lethal microcephaly</a></li>
<li>MCSZ, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microcephaly-seizures-and-developmental-delay/">Microcephaly, seizures, and developmental delay</a></li>
<li>MCT8 (SLC16A2)-specific thyroid hormone cell transporter deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/allan-herndon-dudley-syndrome/">Allan-Herndon-Dudley syndrome</a></li>
<li>MCTT syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mn1-c-terminal-truncation-syndrome/">MN1 C-terminal truncation syndrome</a></li>
<li>MCUL, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hereditary-leiomyomatosis-and-renal-cell-cancer/">Hereditary leiomyomatosis and renal cell cancer</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mda5-deficiency/">MDA5 deficiency</a></li>
<li>MDC1A, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lama2-related-muscular-dystrophy/">LAMA2-related muscular dystrophy</a></li>
<li>MDCL, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lmna-related-congenital-muscular-dystrophy/">LMNA-related congenital muscular dystrophy</a></li>
<li>MDD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/depression/">Depression</a></li>
<li>MDDGA, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/walker-warburg-syndrome/">Walker-Warburg syndrome</a></li>
<li>MDDGA4, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/fukuyama-congenital-muscular-dystrophy/">Fukuyama congenital muscular dystrophy</a></li>
<li>MDLS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/miller-dieker-syndrome/">Miller-Dieker syndrome</a></li>
<li>MDR3 deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/progressive-familial-intrahepatic-cholestasis/">Progressive familial intrahepatic cholestasis</a></li>
<li>MDS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/miller-dieker-syndrome/">Miller-Dieker syndrome</a></li>
<li>MEA, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-endocrine-neoplasia/">Multiple endocrine neoplasia</a></li>
<li>MECD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meesmann-corneal-dystrophy/">Meesmann corneal dystrophy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/meckel-syndrome/">Meckel syndrome</a></li>
<li>Meckel-Gruber syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meckel-syndrome/">Meckel syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mecp2-duplication-syndrome/">MECP2 duplication syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mecp2-related-severe-neonatal-encephalopathy/">MECP2-related severe neonatal encephalopathy</a></li>
<li>MED, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-epiphyseal-dysplasia/">Multiple epiphyseal dysplasia</a></li>
<li>MED13L haploinsufficiency syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/med13l-syndrome/">MED13L syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/med13l-syndrome/">MED13L syndrome</a></li>
<li>MED13L-related intellectual disability, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/med13l-syndrome/">MED13L syndrome</a></li>
<li>Medial coronary sclerosis of infancy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/generalized-arterial-calcification-of-infancy/">Generalized arterial calcification of infancy</a></li>
<li>Median facial cleft syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/frontonasal-dysplasia/">Frontonasal dysplasia</a></li>
<li>Median neuropathy, carpal tunnel, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/carpal-tunnel-syndrome/">Carpal tunnel syndrome</a></li>
<li>Mediterranean anemia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/beta-thalassemia/">Beta thalassemia</a></li>
<li>Medium chain acyl-CoA dehydrogenase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/medium-chain-acyl-coa-dehydrogenase-deficiency/">Medium-chain acyl-CoA dehydrogenase deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/medium-chain-acyl-coa-dehydrogenase-deficiency/">Medium-chain acyl-CoA dehydrogenase deficiency</a></li>
<li>Medium-chain acyl-coenzyme A dehydrogenase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/medium-chain-acyl-coa-dehydrogenase-deficiency/">Medium-chain acyl-CoA dehydrogenase deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/medullary-cystic-kidney-disease-type-1/">Medullary cystic kidney disease type 1</a></li>
<li>Medullary cystic kidney disease type 2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/autosomal-dominant-tubulointerstitial-kidney-disease-umod/">Autosomal dominant tubulointerstitial kidney disease-UMOD</a></li>
<li>Medullary plasmacytoma, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-myeloma/">Multiple myeloma</a></li>
<li>Meesman&#x27;s corneal dystrophy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meesmann-corneal-dystrophy/">Meesmann corneal dystrophy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/meesmann-corneal-dystrophy/">Meesmann corneal dystrophy</a></li>
<li>Meesmann corneal epithelial dystrophy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meesmann-corneal-dystrophy/">Meesmann corneal dystrophy</a></li>
<li>Meesmann epithelial corneal dystrophy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meesmann-corneal-dystrophy/">Meesmann corneal dystrophy</a></li>
<li>MEF, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/familial-mediterranean-fever/">Familial Mediterranean fever</a></li>
<li>MEG-PMG-POLY-HYD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephaly-polymicrogyria-polydactyly-hydrocephalus-syndrome/">Megalencephaly-polymicrogyria-polydactyly-hydrocephalus syndrome</a></li>
<li>Mega-epiphyseal dwarfism, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/otospondylomegaepiphyseal-dysplasia/">Otospondylomegaepiphyseal dysplasia</a></li>
<li>Megacystis, microcolon, hypoperistalsis syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megacystis-microcolon-intestinal-hypoperistalsis-syndrome/">Megacystis-microcolon-intestinal hypoperistalsis syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/megacystis-microcolon-intestinal-hypoperistalsis-syndrome/">Megacystis-microcolon-intestinal hypoperistalsis syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/megalencephalic-leukoencephalopathy-with-subcortical-cysts/">Megalencephalic leukoencephalopathy with subcortical cysts</a></li>
<li>Megalencephaly cutis marmorata telangiectatica congenita, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephaly-capillary-malformation-syndrome/">Megalencephaly-capillary malformation syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/megalencephaly-capillary-malformation-syndrome/">Megalencephaly-capillary malformation syndrome</a></li>
<li>Megalencephaly-capillary malformation-polymicrogyria syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephaly-capillary-malformation-syndrome/">Megalencephaly-capillary malformation syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/megalencephaly-polymicrogyria-polydactyly-hydrocephalus-syndrome/">Megalencephaly-polymicrogyria-polydactyly-hydrocephalus syndrome</a></li>
<li>Megalencephaly-postaxial polydactyly-polymicrogyria-hydrocephalus syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephaly-polymicrogyria-polydactyly-hydrocephalus-syndrome/">Megalencephaly-polymicrogyria-polydactyly-hydrocephalus syndrome</a></li>
<li>Megaloblastic anemia 1, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/imerslund-grasbeck-syndrome/">Imerslund-Gräsbeck syndrome</a></li>
<li>MEGCANN, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/clpb-deficiency/">CLPB deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/megdel-syndrome/">MEGDEL syndrome</a></li>
<li>MEGDHEL syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megdel-syndrome/">MEGDEL syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/meier-gorlin-syndrome/">Meier-Gorlin syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/meige-disease/">Meige disease</a></li>
<li>Meige lymphedema, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meige-disease/">Meige disease</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/melanoma/">Melanoma</a></li>
<li>MELAS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-encephalomyopathy-lactic-acidosis-and-stroke-like-episodes/">Mitochondrial encephalomyopathy, lactic acidosis, and stroke-like episodes</a></li>
<li>MELAS syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-encephalomyopathy-lactic-acidosis-and-stroke-like-episodes/">Mitochondrial encephalomyopathy, lactic acidosis, and stroke-like episodes</a></li>
<li>Meleda disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mal-de-meleda/">Mal de Meleda</a></li>
<li>Melnick-Fraser syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/branchiootorenal-branchiootic-syndrome/">Branchiootorenal/branchiootic syndrome</a></li>
<li>Melnick-Needles osteodysplasty, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/melnick-needles-syndrome/">Melnick-Needles syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/melnick-needles-syndrome/">Melnick-Needles syndrome</a></li>
<li>Melorheostoses, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/melorheostosis/">Melorheostosis</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/melorheostosis/">Melorheostosis</a></li>
<li>Melorheostosis of Leri, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/melorheostosis/">Melorheostosis</a></li>
<li>Melorheostosis, isolated, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/melorheostosis/">Melorheostosis</a></li>
<li>Membranoproliferative glomerulonephritis type II, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/c3-glomerulopathy/">C3 glomerulopathy</a></li>
<li>MEMSA, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myoclonic-epilepsy-myopathy-sensory-ataxia/">Myoclonic epilepsy myopathy sensory ataxia</a></li>
<li>MEN, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-endocrine-neoplasia/">Multiple endocrine neoplasia</a></li>
<li>Mendenhall syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/rabson-mendenhall-syndrome/">Rabson-Mendenhall syndrome</a></li>
<li>Meniere disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meniere-disease/">Ménière disease</a></li>
<li>Meniere&#x27;s disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meniere-disease/">Ménière disease</a></li>
<li>Meniere&#x27;s syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meniere-disease/">Ménière disease</a></li>
<li>Meningo-oculo-facial angiomatosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/sturge-weber-syndrome/">Sturge-Weber syndrome</a></li>
<li>Meningofacial angiomatosis-cerebral calcification syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/sturge-weber-syndrome/">Sturge-Weber syndrome</a></li>
<li>Menkea syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/menkes-syndrome/">Menkes syndrome</a></li>
<li>Menkes disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/menkes-syndrome/">Menkes syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/menkes-syndrome/">Menkes syndrome</a></li>
<li>Mental retardation with hypoplastic fifth fingernails and toenails, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/coffin-siris-syndrome/">Coffin-Siris syndrome</a></li>
<li>Mental retardation with hypotonia and facial dysmorphism, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/kcnk9-imprinting-syndrome/">KCNK9 imprinting syndrome</a></li>
<li>Mental retardation with osteocartilaginous abnormalities, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/coffin-lowry-syndrome/">Coffin-Lowry syndrome</a></li>
<li>Mental retardation, autosomal dominant 28, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/adnp-syndrome/">ADNP syndrome</a></li>
<li>Mental retardation, autosomal dominant 29, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/setbp1-haploinsufficiency-disorder/">SETBP1 haploinsufficiency disorder</a></li>
<li>Mental retardation, autosomal dominant 37, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/white-sutton-syndrome/">White-Sutton syndrome</a></li>
<li>Mental retardation, autosomal dominant 43, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hivep2-related-intellectual-disability/">HIVEP2-related intellectual disability</a></li>
<li>Mental retardation, autosomal dominant 5, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/syngap1-related-intellectual-disability/">SYNGAP1-related intellectual disability</a></li>
<li>Mental retardation, large head, imperforate anus, congenital hypotonia, and partial agenesis of the corpus callosum, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/fg-syndrome/">FG syndrome</a></li>
<li>Mental retardation, X-linked, syndromic, Snyder-Robinson type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/snyder-robinson-syndrome/">Snyder-Robinson syndrome</a></li>
<li>Mental retardation, X-linked, with hypotonia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/allan-herndon-dudley-syndrome/">Allan-Herndon-Dudley syndrome</a></li>
<li>Mental retardation-clasped thumb syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/l1-syndrome/">L1 syndrome</a></li>
<li>Mental retardation-overgrowth syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/simpson-golabi-behmel-syndrome/">Simpson-Golabi-Behmel syndrome</a></li>
<li>MEPOP, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-neurogastrointestinal-encephalopathy-disease/">Mitochondrial neurogastrointestinal encephalopathy disease</a></li>
<li>Meretoja syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lattice-corneal-dystrophy-type-ii/">Lattice corneal dystrophy type II</a></li>
<li>Merosin-deficient muscular dystrophy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lama2-related-muscular-dystrophy/">LAMA2-related muscular dystrophy</a></li>
<li>MERRF, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myoclonic-epilepsy-with-ragged-red-fibers/">Myoclonic epilepsy with ragged-red fibers</a></li>
<li>MERRF syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myoclonic-epilepsy-with-ragged-red-fibers/">Myoclonic epilepsy with ragged-red fibers</a></li>
<li>Mesomelic dwarfism of the hypoplastic ulna, fibula, and mandible type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/langer-mesomelic-dysplasia/">Langer mesomelic dysplasia</a></li>
<li>Mesomelic dwarfism-small genitalia syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/robinow-syndrome/">Robinow syndrome</a></li>
<li>MET, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hypermethioninemia/">Hypermethioninemia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/metachromatic-leukodystrophy/">Metachromatic leukodystrophy</a></li>
<li>Metachromatic leukoencephalopathy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/metachromatic-leukodystrophy/">Metachromatic leukodystrophy</a></li>
<li>Metaphyseal chondrodysplasia, McKusick type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cartilage-hair-hypoplasia/">Cartilage-hair hypoplasia</a></li>
<li>Metaphyseal chondrodysplasia, recessive type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cartilage-hair-hypoplasia/">Cartilage-hair hypoplasia</a></li>
<li>Metaphyseal chondrodysplasia, Shwachman type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/shwachman-diamond-syndrome/">Shwachman-Diamond syndrome</a></li>
<li>Metaphyseal dysplasia, Pyle type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pyle-disease/">Pyle disease</a></li>
<li>Metatropic dwarfism, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/metatropic-dysplasia/">Metatropic dysplasia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/metatropic-dysplasia/">Metatropic dysplasia</a></li>
<li>Metatropic dysplasia type 1, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/metatropic-dysplasia/">Metatropic dysplasia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/methemoglobinemia-beta-globin-type/">Methemoglobinemia, beta-globin type</a></li>
<li>Methionine adenosyltransferase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hypermethioninemia/">Hypermethioninemia</a></li>
<li>Methioninemia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hypermethioninemia/">Hypermethioninemia</a></li>
<li>Methyl-cytosine phosphate guanine binding protein 2 related severe neonatal encephalopathy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mecp2-related-severe-neonatal-encephalopathy/">MECP2-related severe neonatal encephalopathy</a></li>
<li>Methylacetoacetyl-coenzyme A thiolase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/beta-ketothiolase-deficiency/">Beta-ketothiolase deficiency</a></li>
<li>Methylcrotonyl-CoA carboxylase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3-methylcrotonyl-coa-carboxylase-deficiency/">3-methylcrotonyl-CoA carboxylase deficiency</a></li>
<li>Methylcrotonyl-coenzyme A carboxylase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3-methylcrotonyl-coa-carboxylase-deficiency/">3-methylcrotonyl-CoA carboxylase deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/methylmalonic-acidemia/">Methylmalonic acidemia</a></li>
<li>Methylmalonic acidemia and homocystinemia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/methylmalonic-acidemia-with-homocystinuria/">Methylmalonic acidemia with homocystinuria</a></li>
<li>Methylmalonic acidemia and homocystinuria, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/methylmalonic-acidemia-with-homocystinuria/">Methylmalonic acidemia with homocystinuria</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/methylmalonic-acidemia-with-homocystinuria/">Methylmalonic acidemia with homocystinuria</a></li>
<li>Methylmalonic aciduria, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/methylmalonic-acidemia/">Methylmalonic acidemia</a></li>
<li>Methylmalonic aciduria and homocystinuria, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/methylmalonic-acidemia-with-homocystinuria/">Methylmalonic acidemia with homocystinuria</a></li>
<li>Meulengracht syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/gilbert-syndrome/">Gilbert syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mevalonate-kinase-deficiency/">Mevalonate kinase deficiency</a></li>
<li>Mevalonic aciduria, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mevalonate-kinase-deficiency/">Mevalonate kinase deficiency</a></li>
<li>Mevalonicaciduria, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mevalonate-kinase-deficiency/">Mevalonate kinase deficiency</a></li>
<li>Meyer-Schwickerath syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/fraser-syndrome/">Fraser syndrome</a></li>
<li>MFDGA, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mandibulofacial-dysostosis-with-microcephaly/">Mandibulofacial dysostosis with microcephaly</a></li>
<li>MFDM, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mandibulofacial-dysostosis-with-microcephaly/">Mandibulofacial dysostosis with microcephaly</a></li>
<li>MFS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/marfan-syndrome/">Marfan syndrome</a></li>
<li>MFSD8-related neuronal ceroid lipofuscinosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cln7-disease/">CLN7 disease</a></li>
<li>MFT, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-familial-trichoepithelioma/">Multiple familial trichoepithelioma</a></li>
<li>MG, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myasthenia-gravis/">Myasthenia gravis</a></li>
<li>MGA type 2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/barth-syndrome/">Barth syndrome</a></li>
<li>MGA type II, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/barth-syndrome/">Barth syndrome</a></li>
<li>MGA type V, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/dilated-cardiomyopathy-with-ataxia-syndrome/">Dilated cardiomyopathy with ataxia syndrome</a></li>
<li>MGA, type I, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3-methylglutaconyl-coa-hydratase-deficiency/">3-methylglutaconyl-CoA hydratase deficiency</a></li>
<li>MGA, type III, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/costeff-syndrome/">Costeff syndrome</a></li>
<li>MGA1, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3-methylglutaconyl-coa-hydratase-deficiency/">3-methylglutaconyl-CoA hydratase deficiency</a></li>
<li>MGA3, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/costeff-syndrome/">Costeff syndrome</a></li>
<li>MGA5, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/dilated-cardiomyopathy-with-ataxia-syndrome/">Dilated cardiomyopathy with ataxia syndrome</a></li>
<li>MGA7, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/clpb-deficiency/">CLPB deficiency</a></li>
<li>MGCA1, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3-methylglutaconyl-coa-hydratase-deficiency/">3-methylglutaconyl-CoA hydratase deficiency</a></li>
<li>MGCA5, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/dilated-cardiomyopathy-with-ataxia-syndrome/">Dilated cardiomyopathy with ataxia syndrome</a></li>
<li>MGCA7, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/clpb-deficiency/">CLPB deficiency</a></li>
<li>MHAM, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cowden-syndrome/">Cowden syndrome</a></li>
<li>MHBD deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hsd10-disease/">HSD10 disease</a></li>
<li>MHC class II deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/bare-lymphocyte-syndrome-type-ii/">Bare lymphocyte syndrome type II</a></li>
<li>MHS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/malignant-hyperthermia/">Malignant hyperthermia</a></li>
<li>MIC-CAP syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microcephaly-capillary-malformation-syndrome/">Microcephaly-capillary malformation syndrome</a></li>
<li>Michels syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3mc-syndrome/">3MC syndrome</a></li>
<li>Microcephalic osteodysplastic dysplasia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/saul-wilson-syndrome/">Saul-Wilson syndrome</a></li>
<li>Microcephalic osteodysplastic dysplasia Saul Wilson type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/saul-wilson-syndrome/">Saul-Wilson syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/microcephalic-osteodysplastic-primordial-dwarfism-type-ii/">Microcephalic osteodysplastic primordial dwarfism type II</a></li>
<li>Microcephaly primary hereditary, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/autosomal-recessive-primary-microcephaly/">Autosomal recessive primary microcephaly</a></li>
<li>Microcephaly, Amish type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/amish-lethal-microcephaly/">Amish lethal microcephaly</a></li>
<li>Microcephaly, mental retardation, and distinct facial features, with or without Hirschsprung disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mowat-wilson-syndrome/">Mowat-Wilson syndrome</a></li>
<li>Microcephaly, normal intelligence and immunodeficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/nijmegen-breakage-syndrome/">Nijmegen breakage syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/microcephaly-seizures-and-developmental-delay/">Microcephaly, seizures, and developmental delay</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/microcephaly-capillary-malformation-syndrome/">Microcephaly-capillary malformation syndrome</a></li>
<li>Microcephaly-mesobrachyphalangy-tracheoesophageal fistula (MMT) syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/feingold-syndrome/">Feingold syndrome</a></li>
<li>Microcephaly-oculo-digito-esophageal-duodenal (MODED) syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/feingold-syndrome/">Feingold syndrome</a></li>
<li>Microcytic anemia and hepatic iron overload, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hypochromic-microcytic-anemia-with-iron-overload/">Hypochromic microcytic anemia with iron overload</a></li>
<li>Microcytic anemia with liver iron overload, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hypochromic-microcytic-anemia-with-iron-overload/">Hypochromic microcytic anemia with iron overload</a></li>
<li>Microdeletion 17q21.31 syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/koolen-de-vries-syndrome/">Koolen-de Vries syndrome</a></li>
<li>Microdeletion 3q29 syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3q29-microdeletion-syndrome/">3q29 microdeletion syndrome</a></li>
<li>Microdeletion 9q22.3 syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/9q223-microdeletion/">9q22.3 microdeletion</a></li>
<li>Microduplication 3q29 syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3q29-microduplication-syndrome/">3q29 microduplication syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/microphthalmia/">Microphthalmia</a></li>
<li>Microphthalmia syndromic 7, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microphthalmia-with-linear-skin-defects-syndrome/">Microphthalmia with linear skin defects syndrome</a></li>
<li>Microphthalmia with limb anomalies, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/ophthalmo-acromelic-syndrome/">Ophthalmo-acromelic syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/microphthalmia-with-linear-skin-defects-syndrome/">Microphthalmia with linear skin defects syndrome</a></li>
<li>Microphthalmia with linear skin lesions syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microphthalmia-with-linear-skin-defects-syndrome/">Microphthalmia with linear skin defects syndrome</a></li>
<li>Microphthalmia, cataracts, radiculomegaly, and septal heart defects, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/oculofaciocardiodental-syndrome/">Oculofaciocardiodental syndrome</a></li>
<li>Microphthalmia, dermal aplasia, and sclerocornea, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microphthalmia-with-linear-skin-defects-syndrome/">Microphthalmia with linear skin defects syndrome</a></li>
<li>Microphthalmia, isolated, with coloboma, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/coloboma/">Coloboma</a></li>
<li>Microphthalmia, syndromic 2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/oculofaciocardiodental-syndrome/">Oculofaciocardiodental syndrome</a></li>
<li>Microphthalmia, syndromic 7, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microphthalmia-with-linear-skin-defects-syndrome/">Microphthalmia with linear skin defects syndrome</a></li>
<li>Microphthalmos, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microphthalmia/">Microphthalmia</a></li>
<li>Microsomal triglyceride transfer protein deficiency disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/abetalipoproteinemia/">Abetalipoproteinemia</a></li>
<li>Microtia, absent patellae, micrognathia syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meier-gorlin-syndrome/">Meier-Gorlin syndrome</a></li>
<li>Microvillous atrophy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microvillus-inclusion-disease/">Microvillus inclusion disease</a></li>
<li>Microvillous inclusion disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microvillus-inclusion-disease/">Microvillus inclusion disease</a></li>
<li>Microvillus atrophy with diarrhea 2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microvillus-inclusion-disease/">Microvillus inclusion disease</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/microvillus-inclusion-disease/">Microvillus inclusion disease</a></li>
<li>MIDAS syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microphthalmia-with-linear-skin-defects-syndrome/">Microphthalmia with linear skin defects syndrome</a></li>
<li>MIDD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/maternally-inherited-diabetes-and-deafness/">Maternally inherited diabetes and deafness</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/migraine/">Migraine</a></li>
<li>Migraine disorder, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/migraine/">Migraine</a></li>
<li>Migraine headache, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/migraine/">Migraine</a></li>
<li>Migraine syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/migraine/">Migraine</a></li>
<li>Migraines, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/migraine/">Migraine</a></li>
<li>Migrating partial epilepsy of infancy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/malignant-migrating-partial-seizures-of-infancy/">Malignant migrating partial seizures of infancy</a></li>
<li>Migrating partial seizures in infancy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/malignant-migrating-partial-seizures-of-infancy/">Malignant migrating partial seizures of infancy</a></li>
<li>Migrating partial seizures of infancy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/malignant-migrating-partial-seizures-of-infancy/">Malignant migrating partial seizures of infancy</a></li>
<li>Milk sugar intolerance, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lactose-intolerance/">Lactose intolerance</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/miller-syndrome/">Miller syndrome</a></li>
<li>Miller-Dieker lissencephaly syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/miller-dieker-syndrome/">Miller-Dieker syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/miller-dieker-syndrome/">Miller-Dieker syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/milroy-disease/">Milroy disease</a></li>
<li>Milroy&#x27;s disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/milroy-disease/">Milroy disease</a></li>
<li>MINDS syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/smith-kingsmore-syndrome/">Smith-Kingsmore syndrome</a></li>
<li>Mingarelli syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3mc-syndrome/">3MC syndrome</a></li>
<li>Minicore disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiminicore-disease/">Multiminicore disease</a></li>
<li>Minicore myopathy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiminicore-disease/">Multiminicore disease</a></li>
<li>MIRAS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/ataxia-neuropathy-spectrum/">Ataxia neuropathy spectrum</a></li>
<li>Mirror movements, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/congenital-mirror-movement-disorder/">Congenital mirror movement disorder</a></li>
<li>Misalignment of the pulmonary vessels, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/alveolar-capillary-dysplasia-with-misalignment-of-pulmonary-veins/">Alveolar capillary dysplasia with misalignment of pulmonary veins</a></li>
<li>Mismatch repair cancer syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/constitutional-mismatch-repair-deficiency-syndrome/">Constitutional mismatch repair deficiency syndrome</a></li>
<li>Mismatch repair deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/constitutional-mismatch-repair-deficiency-syndrome/">Constitutional mismatch repair deficiency syndrome</a></li>
<li>Mitochondrial 2-methylacetoacetyl-CoA thiolase deficiency - potassium stimulated, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/beta-ketothiolase-deficiency/">Beta-ketothiolase deficiency</a></li>
<li>Mitochondrial acetoacetyl-CoA thiolase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/beta-ketothiolase-deficiency/">Beta-ketothiolase deficiency</a></li>
<li>Mitochondrial aspartyl-tRNA synthetase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leukoencephalopathy-with-brainstem-and-spinal-cord-involvement-and-lactate-elevation/">Leukoencephalopathy with brainstem and spinal cord involvement and lactate elevation</a></li>
<li>Mitochondrial carbonic anhydrase va deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/carbonic-anhydrase-va-deficiency/">Carbonic anhydrase VA deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mitochondrial-complex-i-deficiency/">Mitochondrial complex I deficiency</a></li>
<li>Mitochondrial complex I deficiency due to ACAD9 deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/acad9-deficiency/">ACAD9 deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mitochondrial-complex-iii-deficiency/">Mitochondrial complex III deficiency</a></li>
<li>Mitochondrial complex IV deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cytochrome-c-oxidase-deficiency/">Cytochrome c oxidase deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mitochondrial-complex-v-deficiency/">Mitochondrial complex V deficiency</a></li>
<li>Mitochondrial DNA depletion syndrome 13, encephalomyopathic type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/fbxl4-related-encephalomyopathic-mitochondrial-dna-depletion-syndrome/">FBXL4-related encephalomyopathic mitochondrial DNA depletion syndrome</a></li>
<li>Mitochondrial DNA depletion syndrome 2 (myopathic type), <i>see</i> <a href="https://medlineplus.gov/genetics/condition/tk2-related-mitochondrial-dna-depletion-syndrome-myopathic-form/">TK2-related mitochondrial DNA depletion syndrome, myopathic form</a></li>
<li>Mitochondrial DNA depletion syndrome 3 (hepatocerebral type), <i>see</i> <a href="https://medlineplus.gov/genetics/condition/deoxyguanosine-kinase-deficiency/">Deoxyguanosine kinase deficiency</a></li>
<li>Mitochondrial DNA depletion syndrome 5 (encephalomyopathic with or without methylmalonic aciduria), <i>see</i> <a href="https://medlineplus.gov/genetics/condition/sucla2-related-mitochondrial-dna-depletion-syndrome/">SUCLA2-related mitochondrial DNA depletion syndrome</a></li>
<li>Mitochondrial DNA depletion syndrome 6, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mpv17-related-hepatocerebral-mitochondrial-dna-depletion-syndrome/">MPV17-related hepatocerebral mitochondrial DNA depletion syndrome</a></li>
<li>Mitochondrial DNA depletion syndrome 8A (encephalomyopathic type with renal tubulopathy), <i>see</i> <a href="https://medlineplus.gov/genetics/condition/rrm2b-related-mitochondrial-dna-depletion-syndrome-encephalomyopathic-form-with-renal-tubulopathy/">RRM2B-related mitochondrial DNA depletion syndrome, encephalomyopathic form with renal tubulopathy</a></li>
<li>Mitochondrial DNA depletion syndrome 9 (encephalomyopathic type with methylmalonic aciduria), <i>see</i> <a href="https://medlineplus.gov/genetics/condition/suclg1-related-mitochondrial-dna-depletion-syndrome/">SUCLG1-related mitochondrial DNA depletion syndrome</a></li>
<li>Mitochondrial DNA depletion syndrome, encephalomyopathic form with or without methylmalonic aciduria, autosomal recessive, SUCLA2-related, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/sucla2-related-mitochondrial-dna-depletion-syndrome/">SUCLA2-related mitochondrial DNA depletion syndrome</a></li>
<li>Mitochondrial DNA depletion syndrome, hepatocerebral form due to DGUOK deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/deoxyguanosine-kinase-deficiency/">Deoxyguanosine kinase deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mitochondrial-encephalomyopathy-lactic-acidosis-and-stroke-like-episodes/">Mitochondrial encephalomyopathy, lactic acidosis, and stroke-like episodes</a></li>
<li>Mitochondrial inherited diabetes and deafness, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/maternally-inherited-diabetes-and-deafness/">Maternally inherited diabetes and deafness</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mitochondrial-membrane-protein-associated-neurodegeneration/">Mitochondrial membrane protein-associated neurodegeneration</a></li>
<li>Mitochondrial membrane protein-associated neurodegeneration due to C19orf12 mutation, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-membrane-protein-associated-neurodegeneration/">Mitochondrial membrane protein-associated neurodegeneration</a></li>
<li>Mitochondrial myopathy with sensorimotor polyneuropathy, ophthalmoplegia, and pseudo-obstruction, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-neurogastrointestinal-encephalopathy-disease/">Mitochondrial neurogastrointestinal encephalopathy disease</a></li>
<li>Mitochondrial myopathy, encephalopathy, lactic acidosis, and stroke-like episodes, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-encephalomyopathy-lactic-acidosis-and-stroke-like-episodes/">Mitochondrial encephalomyopathy, lactic acidosis, and stroke-like episodes</a></li>
<li>Mitochondrial myopathy, lactic acidosis, stroke-like episode, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-encephalomyopathy-lactic-acidosis-and-stroke-like-episodes/">Mitochondrial encephalomyopathy, lactic acidosis, and stroke-like episodes</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mitochondrial-neurogastrointestinal-encephalopathy-disease/">Mitochondrial neurogastrointestinal encephalopathy disease</a></li>
<li>Mitochondrial neurogastrointestinal encephalopathy syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-neurogastrointestinal-encephalopathy-disease/">Mitochondrial neurogastrointestinal encephalopathy disease</a></li>
<li>Mitochondrial protein-associated neurodegeneration, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-membrane-protein-associated-neurodegeneration/">Mitochondrial membrane protein-associated neurodegeneration</a></li>
<li>Mitochondrial recessive ataxia syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/ataxia-neuropathy-spectrum/">Ataxia neuropathy spectrum</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mitochondrial-trifunctional-protein-deficiency/">Mitochondrial trifunctional protein deficiency</a></li>
<li>Miyoshi distal myopathy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/miyoshi-myopathy/">Miyoshi myopathy</a></li>
<li>Miyoshi muscular dystrophy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/miyoshi-myopathy/">Miyoshi myopathy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/miyoshi-myopathy/">Miyoshi myopathy</a></li>
<li>MJD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/spinocerebellar-ataxia-type-3/">Spinocerebellar ataxia type 3</a></li>
<li>MJDS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/majeed-syndrome/">Majeed syndrome</a></li>
<li>MK, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/menkes-syndrome/">Menkes syndrome</a></li>
<li>MKS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meckel-syndrome/">Meckel syndrome</a></li>
<li>MKS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mckusick-kaufman-syndrome/">McKusick-Kaufman syndrome</a></li>
<li>ML III, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-iii-alpha-beta/">Mucolipidosis III alpha/beta</a></li>
<li>ML IIIA, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-iii-alpha-beta/">Mucolipidosis III alpha/beta</a></li>
<li>ML IIIC, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-iii-gamma/">Mucolipidosis III gamma</a></li>
<li>ML4, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-type-iv/">Mucolipidosis type IV</a></li>
<li>MLC, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephalic-leukoencephalopathy-with-subcortical-cysts/">Megalencephalic leukoencephalopathy with subcortical cysts</a></li>
<li>MLD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/metachromatic-leukodystrophy/">Metachromatic leukodystrophy</a></li>
<li>MLII, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-ii-alpha-beta/">Mucolipidosis II alpha/beta</a></li>
<li>MLIV, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-type-iv/">Mucolipidosis type IV</a></li>
<li>MLS syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microphthalmia-with-linear-skin-defects-syndrome/">Microphthalmia with linear skin defects syndrome</a></li>
<li>MMA, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/methylmalonic-acidemia/">Methylmalonic acidemia</a></li>
<li>MMD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/miyoshi-myopathy/">Miyoshi myopathy</a></li>
<li>MmD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiminicore-disease/">Multiminicore disease</a></li>
<li>MMDS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-mitochondrial-dysfunctions-syndrome/">Multiple mitochondrial dysfunctions syndrome</a></li>
<li>MMIH syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megacystis-microcolon-intestinal-hypoperistalsis-syndrome/">Megacystis-microcolon-intestinal hypoperistalsis syndrome</a></li>
<li>MMIHS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megacystis-microcolon-intestinal-hypoperistalsis-syndrome/">Megacystis-microcolon-intestinal hypoperistalsis syndrome</a></li>
<li>MMPSI, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/malignant-migrating-partial-seizures-of-infancy/">Malignant migrating partial seizures of infancy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mn1-c-terminal-truncation-syndrome/">MN1 C-terminal truncation syndrome</a></li>
<li>MNGIE disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-neurogastrointestinal-encephalopathy-disease/">Mitochondrial neurogastrointestinal encephalopathy disease</a></li>
<li>MNGIE syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-neurogastrointestinal-encephalopathy-disease/">Mitochondrial neurogastrointestinal encephalopathy disease</a></li>
<li>MNK, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/menkes-syndrome/">Menkes syndrome</a></li>
<li>MNS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/melnick-needles-syndrome/">Melnick-Needles syndrome</a></li>
<li>Mobius syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/moebius-syndrome/">Moebius syndrome</a></li>
<li>MOCOD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/molybdenum-cofactor-deficiency/">Molybdenum cofactor deficiency</a></li>
<li>MODY, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/maturity-onset-diabetes-of-the-young/">Maturity-onset diabetes of the young</a></li>
<li>Moebius congenital oculofacial paralysis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/moebius-syndrome/">Moebius syndrome</a></li>
<li>Moebius sequence, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/moebius-syndrome/">Moebius syndrome</a></li>
<li>Moebius spectrum, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/moebius-syndrome/">Moebius syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/moebius-syndrome/">Moebius syndrome</a></li>
<li>Mohr-Tranebjærg syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/deafness-dystonia-optic-neuronopathy-syndrome/">Deafness-dystonia-optic neuronopathy syndrome</a></li>
<li>Molluscum fibrosum, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hyaline-fibromatosis-syndrome/">Hyaline fibromatosis syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/molybdenum-cofactor-deficiency/">Molybdenum cofactor deficiency</a></li>
<li>MONA, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multicentric-osteolysis-nodulosis-and-arthropathy/">Multicentric osteolysis, nodulosis, and arthropathy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/monilethrix/">Monilethrix</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/monoamine-oxidase-a-deficiency/">Monoamine oxidase A deficiency</a></li>
<li>Monocarboxylate transporter 8 (MCT8) deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/allan-herndon-dudley-syndrome/">Allan-Herndon-Dudley syndrome</a></li>
<li>Monosaccharide malabsorption, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glucose-galactose-malabsorption/">Glucose-galactose malabsorption</a></li>
<li>Monosomy 10qter, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/10q26-deletion-syndrome/">10q26 deletion syndrome</a></li>
<li>Monosomy 17p13.3, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/miller-dieker-syndrome/">Miller-Dieker syndrome</a></li>
<li>Monosomy 17q21.31, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/koolen-de-vries-syndrome/">Koolen-de Vries syndrome</a></li>
<li>Monosomy 18q, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/distal-18q-deletion-syndrome/">Distal 18q deletion syndrome</a></li>
<li>Monosomy 18q, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/proximal-18q-deletion-syndrome/">Proximal 18q deletion syndrome</a></li>
<li>Monosomy 1p36 syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/1p36-deletion-syndrome/">1p36 deletion syndrome</a></li>
<li>Monosomy 22q13, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/22q133-deletion-syndrome/">22q13.3 deletion syndrome</a></li>
<li>Monosomy 2q37, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/2q37-deletion-syndrome/">2q37 deletion syndrome</a></li>
<li>Monosomy 3p, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3p-deletion-syndrome/">3p deletion syndrome</a></li>
<li>Monosomy 3q29, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3q29-microdeletion-syndrome/">3q29 microdeletion syndrome</a></li>
<li>Monosomy 4p, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/wolf-hirschhorn-syndrome/">Wolf-Hirschhorn syndrome</a></li>
<li>Monosomy 5p, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cri-du-chat-syndrome/">Cri-du-chat syndrome</a></li>
<li>Monosomy X, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/turner-syndrome/">Turner syndrome</a></li>
<li>MOPD2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microcephalic-osteodysplastic-primordial-dwarfism-type-ii/">Microcephalic osteodysplastic primordial dwarfism type II</a></li>
<li>MOPDII, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microcephalic-osteodysplastic-primordial-dwarfism-type-ii/">Microcephalic osteodysplastic primordial dwarfism type II</a></li>
<li>Morbus dercum, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/adiposis-dolorosa/">Adiposis dolorosa</a></li>
<li>Morquio disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-iv/">Mucopolysaccharidosis type IV</a></li>
<li>Morquio syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-iv/">Mucopolysaccharidosis type IV</a></li>
<li>Morquio&#x27;s disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-iv/">Mucopolysaccharidosis type IV</a></li>
<li>Morquio&#x27;s syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-iv/">Mucopolysaccharidosis type IV</a></li>
<li>Morquio-Brailsford disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-iv/">Mucopolysaccharidosis type IV</a></li>
<li>Morvan disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hereditary-sensory-and-autonomic-neuropathy-type-ii/">Hereditary sensory and autonomic neuropathy type II</a></li>
<li>Mosaic variegated aneuplody microcephaly syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mosaic-variegated-aneuploidy-syndrome/">Mosaic variegated aneuploidy syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mosaic-variegated-aneuploidy-syndrome/">Mosaic variegated aneuploidy syndrome</a></li>
<li>Moschkowitz disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/thrombotic-thrombocytopenic-purpura/">Thrombotic thrombocytopenic purpura</a></li>
<li>MOTA, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/manitoba-oculotrichoanal-syndrome/">Manitoba oculotrichoanal syndrome</a></li>
<li>Moth-eaten skeletal dysplasia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/greenberg-dysplasia/">Greenberg dysplasia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/motion-sickness/">Motion sickness</a></li>
<li>Motor neuron disease, amyotrophic lateral sclerosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/amyotrophic-lateral-sclerosis/">Amyotrophic lateral sclerosis</a></li>
<li>Mount-Reback syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/familial-paroxysmal-nonkinesigenic-dyskinesia/">Familial paroxysmal nonkinesigenic dyskinesia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mowat-wilson-syndrome/">Mowat-Wilson syndrome</a></li>
<li>Moya-moya disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/moyamoya-disease/">Moyamoya disease</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/moyamoya-disease/">Moyamoya disease</a></li>
<li>Moynahan syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/noonan-syndrome-with-multiple-lentigines/">Noonan syndrome with multiple lentigines</a></li>
<li>MPAN, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-membrane-protein-associated-neurodegeneration/">Mitochondrial membrane protein-associated neurodegeneration</a></li>
<li>MPD1, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/laing-distal-myopathy/">Laing distal myopathy</a></li>
<li>MPD2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/distal-myopathy-2/">Distal myopathy 2</a></li>
<li>MPDT, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cav3-related-distal-myopathy/">CAV3-related distal myopathy</a></li>
<li>MPPH, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephaly-polymicrogyria-polydactyly-hydrocephalus-syndrome/">Megalencephaly-polymicrogyria-polydactyly-hydrocephalus syndrome</a></li>
<li>MPPH syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephaly-polymicrogyria-polydactyly-hydrocephalus-syndrome/">Megalencephaly-polymicrogyria-polydactyly-hydrocephalus syndrome</a></li>
<li>MPS I, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-i/">Mucopolysaccharidosis type I</a></li>
<li>MPS I H, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-i/">Mucopolysaccharidosis type I</a></li>
<li>MPS I H-S, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-i/">Mucopolysaccharidosis type I</a></li>
<li>MPS I S, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-i/">Mucopolysaccharidosis type I</a></li>
<li>MPS II, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-ii/">Mucopolysaccharidosis type II</a></li>
<li>MPS III, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-iii/">Mucopolysaccharidosis type III</a></li>
<li>MPS IV, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-iv/">Mucopolysaccharidosis type IV</a></li>
<li>MPS VI, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-vi/">Mucopolysaccharidosis type VI</a></li>
<li>MPS VII, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-vii/">Mucopolysaccharidosis type VII</a></li>
<li>MPS6, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-vi/">Mucopolysaccharidosis type VI</a></li>
<li>MPS7, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-vii/">Mucopolysaccharidosis type VII</a></li>
<li>MPV17-associated hepatocerebral MDS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mpv17-related-hepatocerebral-mitochondrial-dna-depletion-syndrome/">MPV17-related hepatocerebral mitochondrial DNA depletion syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mpv17-related-hepatocerebral-mitochondrial-dna-depletion-syndrome/">MPV17-related hepatocerebral mitochondrial DNA depletion syndrome</a></li>
<li>MRD28, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/adnp-syndrome/">ADNP syndrome</a></li>
<li>MRD29, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/setbp1-haploinsufficiency-disorder/">SETBP1 haploinsufficiency disorder</a></li>
<li>MRD37, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/white-sutton-syndrome/">White-Sutton syndrome</a></li>
<li>MRD43, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hivep2-related-intellectual-disability/">HIVEP2-related intellectual disability</a></li>
<li>MRD5, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/syngap1-related-intellectual-disability/">SYNGAP1-related intellectual disability</a></li>
<li>MRFACD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/med13l-syndrome/">MED13L syndrome</a></li>
<li>MRKH syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mayer-rokitansky-kuster-hauser-syndrome/">Mayer-Rokitansky-Küster-Hauser syndrome</a></li>
<li>MRX36, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/partington-syndrome/">Partington syndrome</a></li>
<li>MRXS13, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/ppm-x-syndrome/">PPM-X syndrome</a></li>
<li>MRXSSD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/x-linked-intellectual-disability-siderius-type/">X-linked intellectual disability, Siderius type</a></li>
<li>MS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-sclerosis/">Multiple sclerosis</a></li>
<li>MSA, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-system-atrophy/">Multiple system atrophy</a></li>
<li>MSD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-sulfatase-deficiency/">Multiple sulfatase deficiency</a></li>
<li>MSS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/marinesco-sjogren-syndrome/">Marinesco-Sjögren syndrome</a></li>
<li>MSUD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/maple-syrup-urine-disease/">Maple syrup urine disease</a></li>
<li>MTDPS13, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/fbxl4-related-encephalomyopathic-mitochondrial-dna-depletion-syndrome/">FBXL4-related encephalomyopathic mitochondrial DNA depletion syndrome</a></li>
<li>MTDPS2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/tk2-related-mitochondrial-dna-depletion-syndrome-myopathic-form/">TK2-related mitochondrial DNA depletion syndrome, myopathic form</a></li>
<li>MTDPS3, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/deoxyguanosine-kinase-deficiency/">Deoxyguanosine kinase deficiency</a></li>
<li>MTDPS5, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/sucla2-related-mitochondrial-dna-depletion-syndrome/">SUCLA2-related mitochondrial DNA depletion syndrome</a></li>
<li>MTDPS6, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mpv17-related-hepatocerebral-mitochondrial-dna-depletion-syndrome/">MPV17-related hepatocerebral mitochondrial DNA depletion syndrome</a></li>
<li>MTDPS8A, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/rrm2b-related-mitochondrial-dna-depletion-syndrome-encephalomyopathic-form-with-renal-tubulopathy/">RRM2B-related mitochondrial DNA depletion syndrome, encephalomyopathic form with renal tubulopathy</a></li>
<li>MTDPS9, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/suclg1-related-mitochondrial-dna-depletion-syndrome/">SUCLG1-related mitochondrial DNA depletion syndrome</a></li>
<li>MTMX, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/x-linked-myotubular-myopathy/">X-linked myotubular myopathy</a></li>
<li>MTP deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-trifunctional-protein-deficiency/">Mitochondrial trifunctional protein deficiency</a></li>
<li>MTP deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/abetalipoproteinemia/">Abetalipoproteinemia</a></li>
<li>Mucocutaneous lymph node syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/kawasaki-disease/">Kawasaki disease</a></li>
<li>Mucocutaneous venous malformations, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-cutaneous-and-mucosal-venous-malformations/">Multiple cutaneous and mucosal venous malformations</a></li>
<li>Mucolipidosis I, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/sialidosis/">Sialidosis</a></li>
<li>Mucolipidosis II, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-ii-alpha-beta/">Mucolipidosis II alpha/beta</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mucolipidosis-ii-alpha-beta/">Mucolipidosis II alpha/beta</a></li>
<li>Mucolipidosis III, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-iii-alpha-beta/">Mucolipidosis III alpha/beta</a></li>
<li>Mucolipidosis III, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-iii-gamma/">Mucolipidosis III gamma</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mucolipidosis-iii-alpha-beta/">Mucolipidosis III alpha/beta</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mucolipidosis-iii-gamma/">Mucolipidosis III gamma</a></li>
<li>Mucolipidosis III, variant, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-iii-alpha-beta/">Mucolipidosis III alpha/beta</a></li>
<li>Mucolipidosis III, variant, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-iii-gamma/">Mucolipidosis III gamma</a></li>
<li>Mucolipidosis IIIA, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-iii-alpha-beta/">Mucolipidosis III alpha/beta</a></li>
<li>Mucolipidosis IIIC, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-iii-gamma/">Mucolipidosis III gamma</a></li>
<li>Mucolipidosis type I, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/sialidosis/">Sialidosis</a></li>
<li>Mucolipidosis type II, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-ii-alpha-beta/">Mucolipidosis II alpha/beta</a></li>
<li>Mucolipidosis type III, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucolipidosis-iii-gamma/">Mucolipidosis III gamma</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mucolipidosis-type-iv/">Mucolipidosis type IV</a></li>
<li>Mucopolysaccharidosis (MPS) IV (A, B), <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-iv/">Mucopolysaccharidosis type IV</a></li>
<li>Mucopolysaccharidosis 6, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-vi/">Mucopolysaccharidosis type VI</a></li>
<li>Mucopolysaccharidosis 7, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-vii/">Mucopolysaccharidosis type VII</a></li>
<li>Mucopolysaccharidosis I, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-i/">Mucopolysaccharidosis type I</a></li>
<li>Mucopolysaccharidosis III, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-iii/">Mucopolysaccharidosis type III</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-i/">Mucopolysaccharidosis type I</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-ii/">Mucopolysaccharidosis type II</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-iii/">Mucopolysaccharidosis type III</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-iv/">Mucopolysaccharidosis type IV</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-vi/">Mucopolysaccharidosis type VI</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-vii/">Mucopolysaccharidosis type VII</a></li>
<li>Mucopolysaccharidosis VI, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-vi/">Mucopolysaccharidosis type VI</a></li>
<li>Mucopolysaccharidosis VII, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mucopolysaccharidosis-type-vii/">Mucopolysaccharidosis type VII</a></li>
<li>Mucosulfatidosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-sulfatase-deficiency/">Multiple sulfatase deficiency</a></li>
<li>Mucoviscidosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cystic-fibrosis/">Cystic fibrosis</a></li>
<li>Muenke nonsyndromic coronal craniosynostosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/muenke-syndrome/">Muenke syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/muenke-syndrome/">Muenke syndrome</a></li>
<li>Mullerian agenesis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mayer-rokitansky-kuster-hauser-syndrome/">Mayer-Rokitansky-Küster-Hauser syndrome</a></li>
<li>Mullerian aplasia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mayer-rokitansky-kuster-hauser-syndrome/">Mayer-Rokitansky-Küster-Hauser syndrome</a></li>
<li>Mullerian aplasia and hyperandrogenism, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mullerian-aplasia-and-hyperandrogenism/">Müllerian aplasia and hyperandrogenism</a></li>
<li>Mullerian dysgenesis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mayer-rokitansky-kuster-hauser-syndrome/">Mayer-Rokitansky-Küster-Hauser syndrome</a></li>
<li>Multi-core congenital myopathy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiminicore-disease/">Multiminicore disease</a></li>
<li>Multi-core disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiminicore-disease/">Multiminicore disease</a></li>
<li>Multi-minicore disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiminicore-disease/">Multiminicore disease</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/multicentric-osteolysis-nodulosis-and-arthropathy/">Multicentric osteolysis, nodulosis, and arthropathy</a></li>
<li>Multicore disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiminicore-disease/">Multiminicore disease</a></li>
<li>Multicore myopathy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiminicore-disease/">Multiminicore disease</a></li>
<li>Multicystic ovaries, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/polycystic-ovary-syndrome/">Polycystic ovary syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/multiminicore-disease/">Multiminicore disease</a></li>
<li>Multiminicore myopathy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiminicore-disease/">Multiminicore disease</a></li>
<li>Multiple acyl-CoA dehydrogenase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glutaric-acidemia-type-ii/">Glutaric acidemia type II</a></li>
<li>Multiple angiomas and endochondromas, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/maffucci-syndrome/">Maffucci syndrome</a></li>
<li>Multiple carboxylase deficiency, late-onset, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/biotinidase-deficiency/">Biotinidase deficiency</a></li>
<li>Multiple cartilaginous enchondroses, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/ollier-disease/">Ollier disease</a></li>
<li>Multiple cartilaginous exostoses, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hereditary-multiple-osteochondromas/">Hereditary multiple osteochondromas</a></li>
<li>Multiple congenital exostosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hereditary-multiple-osteochondromas/">Hereditary multiple osteochondromas</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/multiple-cutaneous-and-mucosal-venous-malformations/">Multiple cutaneous and mucosal venous malformations</a></li>
<li>Multiple cutaneous and uterine leiomyomata, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hereditary-leiomyomatosis-and-renal-cell-cancer/">Hereditary leiomyomatosis and renal cell cancer</a></li>
<li>Multiple cutaneous leiomyoma, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hereditary-leiomyomatosis-and-renal-cell-cancer/">Hereditary leiomyomatosis and renal cell cancer</a></li>
<li>Multiple enchondromatosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/ollier-disease/">Ollier disease</a></li>
<li>Multiple endocrine adenomatosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-endocrine-neoplasia/">Multiple endocrine neoplasia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/multiple-endocrine-neoplasia/">Multiple endocrine neoplasia</a></li>
<li>Multiple endocrine neoplasms, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-endocrine-neoplasia/">Multiple endocrine neoplasia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/multiple-epiphyseal-dysplasia/">Multiple epiphyseal dysplasia</a></li>
<li>Multiple epiphyseal dysplasia, autosomal dominant, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-epiphyseal-dysplasia/">Multiple epiphyseal dysplasia</a></li>
<li>Multiple epiphyseal dysplasia, autosomal recessive, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-epiphyseal-dysplasia/">Multiple epiphyseal dysplasia</a></li>
<li>Multiple FAD dehydrogenase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glutaric-acidemia-type-ii/">Glutaric acidemia type II</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/multiple-familial-trichoepithelioma/">Multiple familial trichoepithelioma</a></li>
<li>Multiple hamartoma syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cowden-syndrome/">Cowden syndrome</a></li>
<li>Multiple hereditary exostoses, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hereditary-multiple-osteochondromas/">Hereditary multiple osteochondromas</a></li>
<li>Multiple lentigines syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/noonan-syndrome-with-multiple-lentigines/">Noonan syndrome with multiple lentigines</a></li>
<li>Multiple mitochondrial dysfunction syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-mitochondrial-dysfunctions-syndrome/">Multiple mitochondrial dysfunctions syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/multiple-mitochondrial-dysfunctions-syndrome/">Multiple mitochondrial dysfunctions syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/multiple-myeloma/">Multiple myeloma</a></li>
<li>Multiple neurilemmomas, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/schwannomatosis/">Schwannomatosis</a></li>
<li>Multiple osteochondromas, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hereditary-multiple-osteochondromas/">Hereditary multiple osteochondromas</a></li>
<li>Multiple osteochondromatosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hereditary-multiple-osteochondromas/">Hereditary multiple osteochondromas</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/multiple-pterygium-syndrome/">Multiple pterygium syndrome</a></li>
<li>Multiple schwannomas, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/schwannomatosis/">Schwannomatosis</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/multiple-sclerosis/">Multiple sclerosis</a></li>
<li>Multiple sebaceous cysts, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/steatocystoma-multiplex/">Steatocystoma multiplex</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/multiple-sulfatase-deficiency/">Multiple sulfatase deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/multiple-system-atrophy/">Multiple system atrophy</a></li>
<li>Multiplex steatocystoma, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/steatocystoma-multiplex/">Steatocystoma multiplex</a></li>
<li>Multisystem proteinopathy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/inclusion-body-myopathy-with-early-onset-paget-disease-and-frontotemporal-dementia/">Inclusion body myopathy with early-onset Paget disease and frontotemporal dementia</a></li>
<li>Murray syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hyaline-fibromatosis-syndrome/">Hyaline fibromatosis syndrome</a></li>
<li>Muscle AMP deaminase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/adenosine-monophosphate-deaminase-deficiency/">Adenosine monophosphate deaminase deficiency</a></li>
<li>Muscle glycogen phosphorylase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glycogen-storage-disease-type-v/">Glycogen storage disease type V</a></li>
<li>Muscle hypertrophy syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myostatin-related-muscle-hypertrophy/">Myostatin-related muscle hypertrophy</a></li>
<li>Muscle phosphofructokinase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glycogen-storage-disease-type-vii/">Glycogen storage disease type VII</a></li>
<li>Muscle phosphorylase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glycogen-storage-disease-type-v/">Glycogen storage disease type V</a></li>
<li>Muscular dystrophy due to LAMA2 deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lama2-related-muscular-dystrophy/">LAMA2-related muscular dystrophy</a></li>
<li>Muscular dystrophy, congenital, LMNA-related, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lmna-related-congenital-muscular-dystrophy/">LMNA-related congenital muscular dystrophy</a></li>
<li>Muscular dystrophy, congenital, merosin-positive, with early spine rigidity, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/rigid-spine-muscular-dystrophy/">Rigid spine muscular dystrophy</a></li>
<li>Muscular dystrophy, Duchenne and Becker types, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/duchenne-and-becker-muscular-dystrophy/">Duchenne and Becker muscular dystrophy</a></li>
<li>Muscular dystrophy, Emery-Dreifuss type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/emery-dreifuss-muscular-dystrophy/">Emery-Dreifuss muscular dystrophy</a></li>
<li>Muscular dystrophy, facioscapulohumeral, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/facioscapulohumeral-muscular-dystrophy/">Facioscapulohumeral muscular dystrophy</a></li>
<li>Muscular dystrophy, limb-girdle, with Paget disease of bone, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/inclusion-body-myopathy-with-early-onset-paget-disease-and-frontotemporal-dementia/">Inclusion body myopathy with early-onset Paget disease and frontotemporal dementia</a></li>
<li>Muscular dystrophy, oculopharyngeal, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/oculopharyngeal-muscular-dystrophy/">Oculopharyngeal muscular dystrophy</a></li>
<li>Muscular dystrophy, pseudohypertrophic, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/duchenne-and-becker-muscular-dystrophy/">Duchenne and Becker muscular dystrophy</a></li>
<li>Muscular dystrophy-dystroglycanopathy (congenital with brain and eye anomalies), type A, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/walker-warburg-syndrome/">Walker-Warburg syndrome</a></li>
<li>Muscular dystrophy-dystroglycanopathy (congenital with brain and eye anomalies), type A, 4, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/fukuyama-congenital-muscular-dystrophy/">Fukuyama congenital muscular dystrophy</a></li>
<li>Muscular dystrophy-dystroglycanopathy [with brain and eye anomalies], type A, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/walker-warburg-syndrome/">Walker-Warburg syndrome</a></li>
<li>Musculoaponeurotic fibromatosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/desmoid-tumor/">Desmoid tumor</a></li>
<li>Mutilating keratoderma, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/vohwinkel-syndrome/">Vohwinkel syndrome</a></li>
<li>MVA syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mosaic-variegated-aneuploidy-syndrome/">Mosaic variegated aneuploidy syndrome</a></li>
<li>MVID, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/microvillus-inclusion-disease/">Microvillus inclusion disease</a></li>
<li>MWS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mowat-wilson-syndrome/">Mowat-Wilson syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/myasthenia-gravis/">Myasthenia gravis</a></li>
<li>Mycoplasma-induced Stevens Johnson syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/stevens-johnson-syndrome-toxic-epidermal-necrolysis/">Stevens-Johnson syndrome/toxic epidermal necrolysis</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mycosis-fungoides/">Mycosis fungoides</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/myd88-deficiency/">MyD88 deficiency</a></li>
<li>MYD88 deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myd88-deficiency/">MyD88 deficiency</a></li>
<li>Myelinosis centralis diffusa, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leukoencephalopathy-with-vanishing-white-matter/">Leukoencephalopathy with vanishing white matter</a></li>
<li>Myelocerebellar disorder, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/ataxia-pancytopenia-syndrome/">Ataxia-pancytopenia syndrome</a></li>
<li>Myelodysplastic syndrome associated with isolated del(5q) chromosome abnormality, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/5q-minus-syndrome/">5q minus syndrome</a></li>
<li>Myelodysplastic syndrome with 5q deletion, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/5q-minus-syndrome/">5q minus syndrome</a></li>
<li>Myelodysplastic syndrome with 5q deletion syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/5q-minus-syndrome/">5q minus syndrome</a></li>
<li>Myelofibrosis with myeloid metaplasia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/primary-myelofibrosis/">Primary myelofibrosis</a></li>
<li>Myeloid and lymphoid neoplasms associated with PDGFRA rearrangement, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pdgfra-associated-chronic-eosinophilic-leukemia/">PDGFRA-associated chronic eosinophilic leukemia</a></li>
<li>Myeloid and lymphoid neoplasms with FGFR1 abnormalities, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/8p11-myeloproliferative-syndrome/">8p11 myeloproliferative syndrome</a></li>
<li>Myeloid and lymphoid neoplasms with PDGFRA rearrangement, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pdgfra-associated-chronic-eosinophilic-leukemia/">PDGFRA-associated chronic eosinophilic leukemia</a></li>
<li>Myeloid leukemia, acute, M3, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/acute-promyelocytic-leukemia/">Acute promyelocytic leukemia</a></li>
<li>Myeloid metaplasia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/primary-myelofibrosis/">Primary myelofibrosis</a></li>
<li>Myeloid neoplasms associated with PDGFRB rearrangement, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pdgfrb-associated-chronic-eosinophilic-leukemia/">PDGFRB-associated chronic eosinophilic leukemia</a></li>
<li>Myeloid neoplasms with PDGFRB rearrangement, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pdgfrb-associated-chronic-eosinophilic-leukemia/">PDGFRB-associated chronic eosinophilic leukemia</a></li>
<li>Myeloid/lymphoid neoplasms with PDGFRA rearrangement, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pdgfra-associated-chronic-eosinophilic-leukemia/">PDGFRA-associated chronic eosinophilic leukemia</a></li>
<li>Myeloid/lymphoid neoplasms with PDGFRB rearrangement, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pdgfrb-associated-chronic-eosinophilic-leukemia/">PDGFRB-associated chronic eosinophilic leukemia</a></li>
<li>Myelomatosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/multiple-myeloma/">Multiple myeloma</a></li>
<li>MYH-associated polyposis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/familial-adenomatous-polyposis/">Familial adenomatous polyposis</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/myh9-related-disorder/">MYH9-related disorder</a></li>
<li>MYH9-related macrothrombocytopenias, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myh9-related-disorder/">MYH9-related disorder</a></li>
<li>MYH9RD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myh9-related-disorder/">MYH9-related disorder</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/myhre-syndrome/">Myhre syndrome</a></li>
<li>Myhre-Riley-Smith syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/bannayan-riley-ruvalcaba-syndrome/">Bannayan-Riley-Ruvalcaba syndrome</a></li>
<li>Myoadenylate deaminase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/adenosine-monophosphate-deaminase-deficiency/">Adenosine monophosphate deaminase deficiency</a></li>
<li>Myoclonic epilepsy associated with ragged-red fibers, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myoclonic-epilepsy-with-ragged-red-fibers/">Myoclonic epilepsy with ragged-red fibers</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/myoclonic-epilepsy-myopathy-sensory-ataxia/">Myoclonic epilepsy myopathy sensory ataxia</a></li>
<li>Myoclonic epilepsy of Lafora, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lafora-progressive-myoclonus-epilepsy/">Lafora progressive myoclonus epilepsy</a></li>
<li>Myoclonic epilepsy of Unverricht and Lundborg, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/progressive-myoclonic-epilepsy-type-1/">Progressive myoclonic epilepsy type 1 </a></li>
<li>Myoclonic epilepsy with choreoathetosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/dentatorubral-pallidoluysian-atrophy/">Dentatorubral-pallidoluysian atrophy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/myoclonic-epilepsy-with-ragged-red-fibers/">Myoclonic epilepsy with ragged-red fibers</a></li>
<li>Myoclonus cherry red spot syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/sialidosis/">Sialidosis</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/myoclonus-dystonia/">Myoclonus-dystonia</a></li>
<li>Myoclonus-dystonia syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myoclonus-dystonia/">Myoclonus-dystonia</a></li>
<li>Myoclonus-nephropathy syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/action-myoclonus-renal-failure-syndrome/">Action myoclonusrenal failure syndrome</a></li>
<li>Myoencephalopathy ragged-red fiber disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myoclonic-epilepsy-with-ragged-red-fibers/">Myoclonic epilepsy with ragged-red fibers</a></li>
<li>Myofascial pain syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/fibromyalgia/">Fibromyalgia</a></li>
<li>Myofibrillar myopathies, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myofibrillar-myopathy/">Myofibrillar myopathy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/myofibrillar-myopathy/">Myofibrillar myopathy</a></li>
<li>Myoglobinuria due to abnormal glycolysis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myopathy-with-deficiency-of-iron-sulfur-cluster-assembly-enzyme/">Myopathy with deficiency of iron-sulfur cluster assembly enzyme</a></li>
<li>Myokymia, myotonia, and muscle wasting, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/autosomal-recessive-axonal-neuropathy-with-neuromyotonia/">Autosomal recessive axonal neuropathy with neuromyotonia</a></li>
<li>Myoneurogastrointestinal encephalopathy syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-neurogastrointestinal-encephalopathy-disease/">Mitochondrial neurogastrointestinal encephalopathy disease</a></li>
<li>Myopathia distalis type 2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/distal-myopathy-2/">Distal myopathy 2</a></li>
<li>Myopathic limb-girdle syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/limb-girdle-muscular-dystrophy/">Limb-girdle muscular dystrophy</a></li>
<li>Myopathies, nemaline, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/nemaline-myopathy/">Nemaline myopathy</a></li>
<li>Myopathy due to phosphoglycerate mutase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/phosphoglycerate-mutase-deficiency/">Phosphoglycerate mutase deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/myopathy-with-deficiency-of-iron-sulfur-cluster-assembly-enzyme/">Myopathy with deficiency of iron-sulfur cluster assembly enzyme</a></li>
<li>Myopathy with deficiency of ISCU, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myopathy-with-deficiency-of-iron-sulfur-cluster-assembly-enzyme/">Myopathy with deficiency of iron-sulfur cluster assembly enzyme</a></li>
<li>Myopathy with deficiency of succinate dehydrogenase and aconitase, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myopathy-with-deficiency-of-iron-sulfur-cluster-assembly-enzyme/">Myopathy with deficiency of iron-sulfur cluster assembly enzyme</a></li>
<li>Myopathy with exercise intolerance, Swedish type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myopathy-with-deficiency-of-iron-sulfur-cluster-assembly-enzyme/">Myopathy with deficiency of iron-sulfur cluster assembly enzyme</a></li>
<li>Myopathy with tubular aggregates, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/tubular-aggregate-myopathy/">Tubular aggregate myopathy</a></li>
<li>Myopathy, central core, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/central-core-disease/">Central core disease</a></li>
<li>Myopathy, centronuclear, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/centronuclear-myopathy/">Centronuclear myopathy</a></li>
<li>Myopathy, congenital, Bailey-Bloch, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/stac3-disorder/">STAC3 disorder</a></li>
<li>Myopathy, congenital, with myopathic facies, scoliosis, and malignant hyperthermia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/stac3-disorder/">STAC3 disorder</a></li>
<li>Myopathy, mitochondrial-encephalopathy-lactic acidosis-stroke, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mitochondrial-encephalomyopathy-lactic-acidosis-and-stroke-like-episodes/">Mitochondrial encephalomyopathy, lactic acidosis, and stroke-like episodes</a></li>
<li>Myopathy, nemaline, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/nemaline-myopathy/">Nemaline myopathy</a></li>
<li>Myopathy, proximal, with early respiratory muscle involvement, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hereditary-myopathy-with-early-respiratory-failure/">Hereditary myopathy with early respiratory failure</a></li>
<li>Myophosphorylase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glycogen-storage-disease-type-v/">Glycogen storage disease type V</a></li>
<li>Myopia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/nearsightedness/">Nearsightedness</a></li>
<li>Myopia and deafness, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/deafness-and-myopia-syndrome/">Deafness and myopia syndrome</a></li>
<li>Myopic, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/nearsightedness/">Nearsightedness</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/myosin-storage-myopathy/">Myosin storage myopathy</a></li>
<li>Myositis ossificans, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/fibrodysplasia-ossificans-progressiva/">Fibrodysplasia ossificans progressiva</a></li>
<li>Myositis ossificans progressiva, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/progressive-osseous-heteroplasia/">Progressive osseous heteroplasia</a></li>
<li>Myositis ossificans progressiva, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/fibrodysplasia-ossificans-progressiva/">Fibrodysplasia ossificans progressiva</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/myostatin-related-muscle-hypertrophy/">Myostatin-related muscle hypertrophy</a></li>
<li>Myotonia atrophica, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myotonic-dystrophy/">Myotonic dystrophy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/myotonia-congenita/">Myotonia congenita</a></li>
<li>Myotonia dystrophica, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myotonic-dystrophy/">Myotonic dystrophy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/myotonic-dystrophy/">Myotonic dystrophy</a></li>
<li>Myotonic myopathy, dwarfism, chondrodystrophy, and ocular and facial abnormalities, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/schwartz-jampel-syndrome/">Schwartz-Jampel syndrome</a></li>
<li>MZSDS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mainzer-saldino-syndrome/">Mainzer-Saldino syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/meniere-disease/">Ménière disease</a></li>
<li>Ménière&#x27;s disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meniere-disease/">Ménière disease</a></li>
<li>Ménière&#x27;s vertigo, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meniere-disease/">Ménière disease</a></li>
<li>Möbius sequence, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/moebius-syndrome/">Moebius syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/mullerian-aplasia-and-hyperandrogenism/">Müllerian aplasia and hyperandrogenism</a></li>
<li>Müllerian duct failure, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mullerian-aplasia-and-hyperandrogenism/">Müllerian aplasia and hyperandrogenism</a></li>
</ul>
</section>
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