1. F84 Pervasive developmental disorders

    Use Additional code to identify any associated medical condition and intellectual disabilities.

    1. F84.0 Autistic disorder

      Inclusion term(s):

      • Autism spectrum disorder
      • Infantile autism
      • Infantile psychosis
      • Kanner's syndrome
    2. F84.2 Rett's syndrome

    3. F84.3 Other childhood disintegrative disorder

      Inclusion term(s):

      • Dementia infantilis
      • Disintegrative psychosis
      • Heller's syndrome
      • Symbiotic psychosis
    4. F84.5 Asperger's syndrome

      Inclusion term(s):

      • Asperger's disorder
      • Autistic psychopathy
      • Schizoid disorder of childhood
    5. F84.8 Other pervasive developmental disorders

      Inclusion term(s):

      • Overactive disorder associated with intellectual disabilities and stereotyped movements
    6. F84.9 Pervasive developmental disorder, unspecified

      Inclusion term(s):

      • Atypical autism
Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.