Pallister-Hall syndrome (MONDO_0007804, a Monarch Disease Ontology identifier) (PHS), a pleiotropic autosomal dominant malformative disorder, is characterized by hypothalamic hamartoma, pituitary dysfunction, bifid epiglottis, polydactyly, and, more rarely, renal abnormalities and genitourinary malformations. Also known as: PHS, Pallister Hall syndrome, ano-cerebro-digital syndrome, hypothalamic hamartoblastoma syndrome, hypothalamic hamartoblastoma, hypopituitarism, imperforate anus, and postaxial polydactyly.