pervasive developmental disorder

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pervasive developmental disorder2016-12-28T04:17:32+00:00

pervasive developmental disorder


Any of a group of conditions characterised by extreme defects or delays in developing socialisation and language skills, which typically appear by age 3, often accompanied by difficulties in interacting with people, objects and events; difficulties with changes in routine or familiar surroundings; lack of eye contact and facial expression; and restricted and stereotyped patterns of interests and activities; and inconsolability

Pervasive developmental disorders–PDD

• Asperger syndrome*

• Autism *

• Childhood disintegrative disorder

• Pervasive developmental disoder–not otherwise specified–e.g., atypical autism, the most common form of PDD*

• Rett syndrome

*Autistic spectrum disorders


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