title: Nonketotic hyperglycinemia in two retarded adults: a mild form of infantile nonketotic hyperglycinemia.
abstract: Two mentally retarded adults with nonketotic hyperglycinemia had biochemical findings similar to those of the infantile form of the disease. Our patients differ from other adult patients and may represent the survival to adulthood of individuals with a mild form of infantile nonketotic hyperglycinemia.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D005260:Female; D005998:Glycine / Q000097:blood* / Q000134:cerebrospinal fluid; D006801:Humans; D008607:Intellectual Disability / Q000150:complications; D008297:Male; D008661:Metabolism, Inborn Errors / Q000150:complications / Q000175:diagnosis*
chemical_list: D005998:Glycine