Pervasive Developmental Disorder

The diagnostic category of pervasive developmental disorders (PDD) refers to a group of disorders characterized by delays in the development of socialization and communication skills. Parents may note symptoms as early as infancy, although the typical age of onset is before 3 years of age.


Cluster Number:
Wiki Number: PW163
Diagnosis: Pervasive Development Disorder
US Patients:
World Patients:
Sex Ratio:
Age Onset: Disorders not usually identified until age 3 by not meeting age-appropriate milestones in movement, speech and other areas.
Brain Area: Children are delayed in language, relating to people, how they play with toys, changes in routines or surroundings, repetitive
Symptoms: body movements or behavior patterns, difficulty regulating behaviors and emotions, inability to cuddle or be comforted.
Progression: Two general classifications are Autism Spectrum Disorder and Pervasive Development Disorder
Causes: Vary by specific child and her or his disorder.
Medications: Vary by specific child and her or his disorder.
Therapies: Vary by specific child and her or his disorder.


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