Smith-Magenis Syndrome

A rare genetic condition that is caused by abnormalities in chromosome 17 and characterized by a specific pattern of physical, behavioral and developmental features including short stature, flat facial features, intellectual disabilities, developmental delays, learning disabilities, chronic ear infections, hearing impairments, eye problems, heart defects, erratic sleep patterns and behavioral disturbances such as head banging, skin and sore picking, hyperactivity and explosive outbursts.