We use the terms autism, autism spectrum disorder, or ASD in this resource centre. The diagnosis of ASD Parents, family, teachers, and the general public are often confused by a diagnosis of ASD.
Transforming the understanding. and treatment of mental illnesses. Obsessive-Compulsive Disorder (OCD) is a common, chronic and long-lasting disorder in which a person has uncontrollable, reoccurring thoughts (obsessions) and behaviors (compulsions) that he or she feels the urge to repeat over and over.
Traditionally it has been thought that there are four main categories of Obsessive-Compulsive Disorder (OCD), as well as numerous sub-types of the illness within each category. However, typically a personâs OCD will fall into one of the following four areas. 1  Checking. 2  Contamination / Mental Contamination.