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Autistic Disorder and Asperger’s Disorder (Pervasive Developmental Disorders): Diagnosis

Diagnosis

A thorough evaluation by a mental health professional, who searches for clues and answers starting at infancy, will determine the exact diagnosis and degree of mildness or severity of the problem.

Among the criteria established for a diagnosis of Autistic Disorder or Asperger's Disorder by the Diagnostic and Statistical Manual of Mental Disorders IV (DSM-IV) are those listed above under signs and symptoms.