syndromic intellectual disability bird headed-dwarfism, Montreal type https://github.com/monarch-initiative/mondo/issues/5588 https://github.com/monarch-initiative/mondo/issues/6877 https://www.malacards.org/card/microcephalic_primordial_dwarfism_montreal_type Microcephalic primordial dwarfism, Montreal type is a rare, genetic multiple congenital anomalies/dysmorphic syndrome characterized by severe short stature and craniofacial dysmorphism (microcephaly, narrow face with flat cheeks, ptosis, prominent nose with a convex ridge, low-set ears with small or absent lobes, high-arched/cleft palate, micrognathia), associated with premature graying and loss of scalp hair, redundant, dry and wrinkled skin of the palms, premature senility and varying degrees of intellectual disability. Cryptorchidism and skeletal anomalies may also be observed. There have been no further descriptions in the literature since 1970. premature senility, premature greying and loss of scalp hair and wrinkled skin of the palms GARD:0000895 OMIM:210700 MONDO:0008870 premature senility, premature graying and loss of scalp hair and wrinkled skin of the palms Bird-headed dwarfism with features of premature senility UMLS:C1859468 MEDGEN:347890 Orphanet:2617 MESH:C535448 multiple congenital anomalies/dysmorphic syndrome-intellectual disability skeletal dysplasia