Rett Syndrome

Posts Tagged ‘disorder’

Autism spectrum disorders are a spectrum of psychological conditions that are characterized by widespread abnormalities of social interactions and communication along with severely restricted interests and repetitive behavior. A study performed in 2005 revealed that anywhere from 6.0-6.5 people per 1,000 people have Autism Spectrum Disorder. The vast majority of the people in the study had pervasive developmental disorder not otherwise specified (PDD-NOS). Autism was 1.3 per 1,000 people and Asperger Syndrome was 0.3 per 1,000 people in the study released in 2005. Read the rest of this entry »

Childhood Disintegrative Disorder Overview

Childhood disintegrative disorder is a severe loss of social, communication and other skills classified in a group of disorders called “Pervasive Developmental Disorders.” Onset is usually after the age of four. The signs and symptoms are similar to autism, although autism usually occurs at an earlier age and is more common.

Pervasive developmental disorders include:
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Autism is the most common condition in a group of developmental disorders known as the autism spectrum disorders (ASDs).   Autism is characterized by impaired social interaction, problems with verbal and nonverbal communication, and unusual, repetitive, or severely limited activities and interests.  Other ASDs include Asperger syndrome, Rett syndrome, childhood disintegrative disorder, and pervasive developmental disorder not otherwise spec Read the rest of this entry »