Pervasive Developmental Disorder (PDD)

• 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 Syndrome

Asperger's syndrome is a developmental disorder that is most often characterized by an obsessive interest in a single topic. This portion of the eMedTV archives offers an overview of Asperger's syndrome, with information about symptoms and treatment.

• Autistic

An autistic infant may avoid eye contact, seem deaf, and abruptly stop developing language skills. This portion of the eMedTV archives explores behaviors characteristic of autistic children and outlines approaches to 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.