Hydrocephalus with stenosis of the aqueduct of Sylvius
ORPHA:2182ABCD syndrome
ORPHA:918Absence of fingerprints-congenital milia syndrome
ORPHA:1658Acropectoral syndrome
ORPHA:85203Acropectorovertebral dysplasia
ORPHA:957Adams-Oliver syndrome
ORPHA:974ADULT syndrome
ORPHA:978Alpers-Huttenlocher syndrome
ORPHA:726Alport syndrome-intellectual disability-midface hypoplasia-elliptocytosis syndrome
ORPHA:86818Andersen-Tawil syndrome
ORPHA:37553ANE syndrome
ORPHA:157954Ankyloblepharon-ectodermal defects-cleft lip/palate syndrome
ORPHA:1071Anterior maxillary protrusion-strabismus-intellectual disability syndrome
ORPHA:562559Antisynthetase syndrome
ORPHA:81Antley-Bixler syndrome
ORPHA:83Apert syndrome
ORPHA:87Aplastic anemia-intellectual disability-dwarfism syndrome
ORPHA:611216Apparent mineralocorticoid excess
ORPHA:320Arthrogryposis-renal dysfunction-cholestasis syndrome
ORPHA:2697Ataxia-pancytopenia syndrome
ORPHA:2585Autism spectrum disorder due to AUTS2 deficiency
ORPHA:352490Autosomal dominant cerebellar ataxia-deafness-narcolepsy syndrome
ORPHA:314404B-cell immunodeficiency-limb anomaly-urogenital malformation syndrome
ORPHA:567502Banki syndrome
ORPHA:1228Barth syndrome
ORPHA:111Bazex syndrome
ORPHA:166113Becker nevus syndrome
ORPHA:64755Behr syndrome
ORPHA:1239BIDS syndrome
ORPHA:1245Biliary atresia with splenic malformation syndrome
ORPHA:244283Birk-Barel syndrome
ORPHA:166108Blau syndrome
ORPHA:90340Blepharo-cheilo-odontic syndrome
ORPHA:1997Bloom syndrome
ORPHA:125Blue rubber bleb nevus
ORPHA:1059BNAR syndrome
ORPHA:217266Bohring-Opitz syndrome
ORPHA:97297Böök syndrome
ORPHA:1262BOR syndrome
ORPHA:107Bowen syndrome
ORPHA:1271Brachydactyly-nystagmus-cerebellar ataxia syndrome
ORPHA:1246Brachymorphism-onychodysplasia-dysphalangism syndrome
ORPHA:1292Branchioskeletogenital syndrome
ORPHA:1299Bruck syndrome
ORPHA:2771Brugada syndrome
ORPHA:130C syndrome
ORPHA:1308Congenital cataract-hypertrophic cardiomyopathy-mitochondrial myopathy syndrome
ORPHA:1369Congenital contractural arachnodactyly
ORPHA:115