Child Disintegrative Disorder Diagnosis

A diagnosis for Childhood Disintegrative Disorder must include the following:

(A) Apparently normal development for at least the first 2 years after birth (as measured by the presence of age-appropriate verbal and nonverbal communication, social relationships, play, and adaptive behavior)

(B) Clinically significant loss of previously acquired skills (before 10 years of age) in at least two of the following areas:

  • expressive or receptive language
  • social skills or adaptive behavior
  • bowel or bladder control
  • play
  • motor skills

(C) Impairments in at least two of the following areas:

  • qualitative impairment in social interaction
  • qualitative impairments in communication
  • restricted, repetitive, and stereotyped patterns of behavior, interests, and activities, including motor stereotypies and mannerisms

(D) The disturbance is not better accounted for by another specific pervasive developmental disorder or by schizophrenia

Adapted from the Diagnostic and Statistical Manual of Mental Disorders, Fourth EditionĀ (DSM-IV).