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Autism symptoms Checklist, Aspergers Syndrome (PDD): Impairment of Child Development and Social Interaction

Abstract: 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.

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Autism symptoms Checklist, Aspergers Syndrome (PDD): Impairment of Child Development and Social Interaction

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Question(s): 
Written by: Martin Winkler
First version: 22 Jul 2008.
Latest revision: 08 Oct 2008.

What are Pervasive Developmental Disorders? Describe autism symptoms, aspergers syndrome

Answer:

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")
  • repetetive behaviours
  • limited number of activities or interests
We are aware of 5 disorders that are summarized in this class of disorders:

  • Asperger's Disorder

    Severe and sustained impairment in soical interaction.
    Development of restricted, repetitive paterns of behavior, interest and activities.
    No clincially significant delays of language development

  • Autistic Disorder
  • 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

  • Rett's Disorder
  • 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.

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