Intellectual Developmental Disorder, Autosomal Dominant 23 (MRD23)

Intellectual Developmental Disorder, Autosomal Dominant 23, also known as intellectual disability-facial dysmorphism syndrome due to setd5 haploinsufficiency, is related to chromosome 3pter-p25 deletion syndrome and floating-harbor syndrome. An important gene associated with Intellectual Developmental Disorder, Autosomal Dominant 23 is SETD5 (SET Domain Containing 5). Affiliated tissues include heart and thalamus, and related phenotypes are intellectual disability and delayed speech and language development