Marfan syndrome
ORPHA:558MASA syndrome
ORPHA:2466MASS syndrome
ORPHA:99715Mayer-Rokitansky-Küster-Hauser syndrome
ORPHA:3109Meacham syndrome
ORPHA:3097Meckel syndrome
ORPHA:564MEDNIK syndrome
ORPHA:171851Megalencephaly-polymicrogyria-postaxial polydactyly-hydrocephalus syndrome
ORPHA:83473Megalocornea-intellectual disability syndrome
ORPHA:2479MEGDEL syndrome
ORPHA:352328MEHMO syndrome
ORPHA:85282Meigs syndrome
ORPHA:314451Melorheostosis with osteopoikilosis
ORPHA:1879MEND syndrome
ORPHA:401973Menkes disease
ORPHA:565MEPAN syndrome
ORPHA:508093Michels syndrome
ORPHA:2506Micro syndrome
ORPHA:2510Microcephaly-capillary malformation syndrome
ORPHA:294016Microcornea-myopic chorioretinal atrophy-telecanthus syndrome
ORPHA:369970Microcornea-posterior megalolenticonus-persistent fetal vasculature-coloboma syndrome
ORPHA:231736Microphthalmia-brain atrophy syndrome
ORPHA:77299Middle aortic syndrome
ORPHA:1456Mietens syndrome
ORPHA:2557Mills syndrome
ORPHA:94091MIRAGE syndrome
ORPHA:494433Mirizzi syndrome
ORPHA:521219Mitchell Syndrome
ORPHA:631248MMEP syndrome
ORPHA:3434Moebius syndrome
ORPHA:570MOMO syndrome
ORPHA:2563Monosomy 18p syndrome
ORPHA:1598Monosomy 18q syndrome
ORPHA:1600Monosomy 9p syndrome
ORPHA:261112MORM syndrome
ORPHA:75858Morvan syndrome
ORPHA:83467MRCS syndrome
ORPHA:263347Muenke syndrome
ORPHA:53271Multinucleated neurons-anhydramnios-renal dysplasia-cerebellar hypoplasia-hydranencephaly syndrome
ORPHA:500135Multiple endocrine neoplasia type 2A
ORPHA:247698Multiple synostoses syndrome
ORPHA:3237Muscle-eye-brain disease
ORPHA:588Myelodysplastic syndrome associated with isolated del(5q) chromosome abnormality
ORPHA:86841Myhre syndrome
ORPHA:2588N syndrome
ORPHA:2608Naegeli-Franceschetti-Jadassohn syndrome
ORPHA:69087NAME syndrome
ORPHA:623Nodulosis-arthropathy-osteolysis syndrome
ORPHA:85196