Major diagnostic classes of mental disorders

Updated May 8, 2019 | Infoplease Staff

The standard manual used for diagnosis of mental disorders in the United States, the Diagnostic and Statistical Manual of Mental Disorders (DSM-IV), organizes mental disorders into 16 major diagnostic classes:

• Delirium, dementia, and amnestic and other cognitive disorders
• Mental disorders due to a general medical condition
• Substance-related disorders
• Schizophrenia and other psychotic disorders
• Mood disorders
• Anxiety disorders
• Somatoform disorders
• Factitious disorders
• Dissociative disorders
• Sexual and gender identity disorders
• Eating disorders
• Sleep disorders
• Impulse-control disorders
• Adjustment disorders
• Personality disorders
• Disorders of childhood and adolescence