What are Pervasive Developmental Disorders? Describe autism symptoms, aspergers syndrome
Pervasive Developmental Disorders (PDD) refers to a group of disorders beginning in early childhood that cause severe impairment in social interaction and development of children. They are characterized by:
Impairment of social interaction
Deficits of nonverbal and verbal communication (skills)
imaginative activity (lost in "dream worlds")
limited number of activities or interests
We are aware of 5 disorders that are summarized in this class of disorders:
Severe and sustained impairment in soical interaction.
Development of restricted, repetitive paterns of behavior, interest and activities.
No clincially significant delays of language development
Markedly abnormal or impaired development in social interaction
Restricted repertoire in activity and interests
Usually noted within the first year of life
Childhood Disintegrative Disorder
Marked regression / decrease of skills in multple areas of functioning after a period of at least two years of apparently normal development
Only affecting girls ! Specific and highly distinctive pattern of developmental regression after a period of normal functioning.
Pervasive Developmental Disorder not otherwise specified
Severe and pervasive impairment in the development of social interaction of different orign.