Leukomelanoderma-infantilism-intellectual disability-hypodontia-hypotrichosis syndrome (MONDO_0009522, a Monarch Disease Ontology term) is a rare ectodermal dysplasia syndrome characterized by congenital generalized melanoleukoderma, hypodontia and hypotrichosis associated with infantilism, intellectual disability and growth delay. There have been no further descriptions in the literature since 1961. Also known as: Berlin syndrome, LEUKOMELANODERMA, infantilism, intellectual disability, hypodontia, hypotrichosis, LEUKOMELANODERMA, infantilism, mental retardation, hypodontia, hypotrichosis, ectodermal dysplasia, Berlin type.