title: Neuropsychiatric complications of mental retardation.
abstract: Certain aspects of mental retardation and organic brain disease are discussed: notably, psychopathology, the delayed effects of congenital infections, epilepsy, and the association between Down's syndrome and dementia.
mesh_terms: D001927:Brain Diseases / Q000150:complications*; D006801:Humans; D008607:Intellectual Disability / Q000150:complications*; D019965:Neurocognitive Disorders / Q000150:complications*