Child and adolescent psychiatry
（重定向自Child Psychiatry）
The branch of psychiatry that specializes in the study, diagnosis, treatment, and prevention of psychopathological disorders of children, adolescents, and their families, child and adolescent psychiatry encompasses the clinical investigation of phenomenology, biologic factors, psychosocial factors, genetic factors, demographic factors, environmental factors, history, and the response to interventions of child and adolescent psychiatric disorders (Kaplan and Saddock).