hyperinsulinism due to UCP2 deficiency (MONDO_0017183) can be described as follows. HyHyperinsulism due to UCP2 deficiency (HIUCP2) is a form of diazoxide-sensitive diffuse hyperinsulinism (DHI) characterized by hypoglycemic episodes from the neonatal period, a good clinical response to diazoxide and a probable transient nature of the disease with spontaneous resolution. Also known as: hyperinsulinemic hypoglycemia due to UCP2 deficiency.