Mental Disorders. Behavior Disorders . Diagnosis, Psychiatric . Mental Disorders, Severe . Psychiatric Diagnosis . Disorder, Mental . Disorder, Severe Mental . Disorders, Behavior . Disorders, Mental . Disorders, Severe Mental . Mental Disorder . Mental Disorder, Severe . Severe Mental Disorder . Severe Mental Disorders . Psychiatric illness or diseases manifested by breakdowns in the adaptational process expressed primarily as abnormalities of thought, feeling, and behavior producing either distress or impairment of function. . 1.00