intellectual disability, autosomal dominant 39 (MONDO_0014678) is any autosomal dominant non-syndromic intellectual disability in which the cause of the disease is a mutation in the MYT1L gene. Also known as: MRD39, MYT1L autosomal dominant non-syndromic intellectual disability, autosomal dominant intellectual disability 39, autosomal dominant mental retardation 39, autosomal dominant non-syndromic intellectual disability caused by mutation in MYT1L, intellectual developmental disorder, autosomal dominant 39, intellectual disability, autosomal dominant type 39, mental retardation, autosomal dominant type 39.