Fetal hydantoin syndrome: a case report.

An infant with features of fetal hydantoin syndrome, born to an epileptic mother, was followed from birth to 20 months of age. Physical findings included gum hypertrophy, digitalization of the thumbs, hypoplasia of the distal phalanges and nails, epicanthal folds, pseudohypertelorism, epidermoid cyst, and geographic tongue. Available literature about the disorder is reviewed.