These are a group of conditions with onset in the developmental period. The disorders typically manifest early in development, often before the child enters grade school, and are characterized by developmental deficits that produce impairments of personal, social, academic, or occupational functioning. (From DSM-5).

Synonyms: Disorder, Neurodevelopmental, Disorders, Neurodevelopmental, Disorder, Child Mental, Disorders Usually Diagnosed in Infancy, Childhood or Adolescence, Mental Disorders, Child, Child Mental Disorder, Mental Disorders Diagnosed in Childhood, Child Mental Disorders, Neurodevelopmental Disorders, Mental Disorder, Child, Disorders, Child Mental, Neurodevelopmental Disorder