Pervasive Developmental Disorders
Pervasive Developmental Disorders Information Page Publications Organizations News Research literature Clinical Trials The diagnostic category of pervasive developmental disorders (PDD) refers to a group of disorders characterized by delays in ... [... more]
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What is Autism?
Autism is characterized by three distinctive behaviors. Autistic children have difficulties with social interaction, display problems with verbal and nonverbal communication, and exhibit repetitive behaviors or narrow, obsessive interests. These ... [... more]
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Autism Fact Sheet
There are three distinctive behaviors that characterize autism. Autistic children have difficulties with social interaction, problems with verbal and nonverbal communication, and repetitive behaviors or narrow, obsessive interests. These ... [... more]
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