An autosomal dominant ectodermal dysplasia syndrome, with characteristics of uncombable hair syndrome, congenital hypotrichosis and dental abnormalities such as oligodontia or hyperdontia and associated with early-onset cataract, retinal pigmentary dystrophy and brachydactyly with brachymetacarpia. Furthermore, hyperactivity and a mild intellectual deficit have been reported in affected patients. [from
SNOMEDCT_US]