TABLE 91-1 - DSM-IV Diagnostic Criteria for Depressive Disorders

DSM-IV Diagnostic Criteria for Depressive Disorders

Major Depressive Disorder

• Five (or more) of the following symptoms have been present during the same 2-week period and represent a change from previous functioning; at least one of the symptoms is either (1) depressed mood or (2) loss of interest or pleasure.
  1. Depressed mood
  2. Markedly diminished interest or pleasure
  3. Significant weight loss or weight gain, or decrease or increase in appetite
  4. Insomnia or hypersomnia
  5. Psychomotor agitation or retardation (observable by others)
  6. Fatigue or loss of energy nearly every day
  7. Feelings of worthlessness or excessive or inappropriate guilt
  8. Diminished concentration or indecisiveness
  9. Recurrent thoughts of death (not just fear of dying) or suicide
• The symptoms cause clinically significant distress or impairment in social, occupational, or other important areas of functioning.
• The symptoms are not due to the direct physiological effects of a substance or a general medical condition.
• The symptoms are not better accounted for by bereavement.

Dysthymic Disorder

A. Depressed mood for most of the day, for more days than not, for at least 2 years
B. Presence, while depressed, of two (or more) of the following:

1. Poor appetite or overeating
   
2. Insomnia or hypersomnia
   
3. Low energy or fatigue
   
4. Low self-esteem
   
5. Poor concentration or difficulty making decisions
   
6. Feelings of hopelessness

C. The disturbance is not better accounted for by chronic major depressive disorder.