What is Pervasive Developmental Disorder

• Pervasive Developmental Disorder

This eMedTV article describes pervasive developmental disorder, which involves delays in the development of social and communication skills. This article lists the types and treatments, and explains the importance of early intervention.

• Pervasive Developmental Disorder Symptoms

Pervasive developmental disorder symptoms include problems with social skills, language, and development. This eMedTV article discusses these and other symptoms in detail and explains why they vary from one person to the next.

• Pervasive Developmental Disorder Treatment

This eMedTV article discusses pervasive developmental disorder treatment in detail and explains factors that affect which type a doctor may recommend. Options range from specialized education to social support to medications.

• Asperger's

Children with Asperger's usually develop an obsessive interest in a single subject. This eMedTV Web page offers a detailed look at this autism spectrum disorder, with information on symptoms, characteristics, and treatment options.

• Autism

Autism is a developmental disorder that results in impaired thinking, feeling, and social functioning. This eMedTV article takes an in-depth look at autism, including information about characteristic behaviors, symptoms, and treatment.

• Rett Syndrome

A relatively rare condition, Rett syndrome is a type of autism spectrum disorder. This part of the eMedTV Web site takes a closer look at Rett syndrome, including how it develops, who it affects, and what causes it.

• Childhood Disintegrative Disorder

Childhood disintegrative disorder is a rare type of autism spectrum disorder. As this eMedTV page explains, it is characterized by a profound loss of vocabulary, motor skills, and social skills. It usually occurs between the ages of three and four.