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Home > About Autism > What are Autism Spectrum Disorders? > Related Disorders or Syndromes


Defining Symptomatology

Occasionally with autism there are certain symptoms that become defining of the individual as he/she ages. It is critical not to confuse the evolving, defining symptom as primary in nature, but rather secondary to the syndrome of autism itself. Those symptomatologies are obsessive /compulsive disorder, bipolar disorder, depression, anxiety disorder, epilepsy, and attention-deficit/hyperactivity disorder.

Following is a list of related syndromes/disorders that manifest behaviors similar to those of autism and/or are more prevalent in individuals with autism:

Cornelia deLange Sydrome: Cornelia deLange Syndrome Foundation

Tourette’s Syndrome: Tourette’s Syndrome Association

Fragile X Syndrome: The National Fragile X Foundation

Williams Syndrome: The Williams Syndrome Association

Down Syndrome: National Down Syndrome Society

Tuberous Sclerosis: Tuberous Sclerosis Alliance

Landau-Kleffner Syndrome: National Institute on Deafness and other Communication Disorders

Congenital Rubella Syndrome: Helen Keller National Center for Deaf-Blind Youths and Adults

Untreated Phenylketonuria (PKU): Children’s PKU Network

Kluver-Bucy Syndrome: National Institute of Neurological Disorders and Stroke

Prader-Willi Syndrome: Prader-Willi Syndrome Association

Lesch-Nyhan Syndrome: Lesch-Nyhan Disease Registry

Last updated: 19 March 2008

 
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