Maxillonasal dysplasia
ORPHA:1248Mayer-Rokitansky-Küster-Hauser syndrome
ORPHA:3109Megalencephaly-polymicrogyria-postaxial polydactyly-hydrocephalus syndrome
ORPHA:83473Megalocornea-intellectual disability syndrome
ORPHA:2479Melorheostosis with osteopoikilosis
ORPHA:1879Microphthalmia with linear skin defects syndrome
ORPHA:2556Microphthalmia-brain atrophy syndrome
ORPHA:77299Miller Fisher syndrome
ORPHA:98919MOMO syndrome
ORPHA:2563Monoamine oxidase A deficiency
ORPHA:3057Monosomy 18p syndrome
ORPHA:1598Monosomy 18q syndrome
ORPHA:1600Monosomy 9p syndrome
ORPHA:261112Mucopolysaccharidosis type 2
ORPHA:580Multiple endocrine neoplasia type 1
ORPHA:652Multiple endocrine neoplasia type 2A
ORPHA:247698Multiple synostoses syndrome
ORPHA:3237Muscle-eye-brain disease
ORPHA:588Myelodysplastic syndrome associated with isolated del(5q) chromosome abnormality
ORPHA:86841N syndrome
ORPHA:2608Naegeli-Franceschetti-Jadassohn syndrome
ORPHA:69087Nager syndrome
ORPHA:245NAME syndrome
ORPHA:623NARP syndrome
ORPHA:644Nephrosis-deafness-urinary tract-digital malformations syndrome
ORPHA:2669Neurogenic scapuloperoneal syndrome, Kaeser type
ORPHA:85146Nodulosis-arthropathy-osteolysis syndrome
ORPHA:85196Noonan syndrome-like disorder with juvenile myelomonocytic leukemia
ORPHA:363972Null syndrome
ORPHA:280234Oculocerebrorenal syndrome of Lowe
ORPHA:534Oculogastrointestinal-neurodevelopmental syndrome
ORPHA:611201Odontomatosis-aortae esophagus stenosis syndrome
ORPHA:2724Oliver syndrome
ORPHA:2920Onycho-tricho-dysplasia-neutropenia syndrome
ORPHA:2739Ophthalmomandibulomelic dysplasia
ORPHA:2741Opsoclonus-myoclonus syndrome
ORPHA:1183Orofaciodigital syndrome type 2
ORPHA:2751Otofaciocervical syndrome
ORPHA:2792Pai syndrome
ORPHA:1993Painful legs and moving toes syndrome
ORPHA:617440PARC syndrome
ORPHA:2825PASS syndrome
ORPHA:641385PEHO syndrome
ORPHA:2836PHAVER syndrome
ORPHA:2876POEMS syndrome
ORPHA:2905Port-wine nevi-mega cisterna magna-hydrocephalus syndrome
ORPHA:2703Postaxial acrofacial dysostosis
ORPHA:246Progressive supranuclear palsy
ORPHA:683