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DSM-IV: Hypersomnia Related to Axis I or Axis II Disorder

Hypersomnia may be associated with any of a number of other mental disorders.

Diagnostic criteria for 327.15 (307.44 before 10.01.2005) Hypersomnia Related to... [Indicate the Axis I or Axis II disorder]

A. The predominant complaint is excessive sleepiness for at least 1 month as evidenced by either prolonged sleep episodes or daytime sleep episodes that occur almost daily.

B. The excessive sleepiness causes clinically significant distress or impairment in social, occupational, or other important areas of functioning.

C. The hypersomnia is judged to be related to another Axis I or Axis II disorder (e.g. Major Depressive Disorder, Dysthymic Disorder), but is sufficiently severe to warrant independent clinical attention.

D. The disturbance is not better accounted for by another Sleep Disorder (e.g. Narcolepsy, Breathing-Related Sleep Disorder, a Parasomnia) or by an inadequate amount of sleep.

E. The disturbance is not due to the direct physiological effects of a substance (e.g. a drug of abuse, a medication) or a general medical condition.

Based on the Diagnostic & Statistical Manual of Mental Disorders, 4th edition APA

The online Diagnostic & Statistical Manual of Mental Disorders lists most of the major psychological disorders and illnesses and lists the criteria that must be fulfilled in order for a diagnosis to be made. This resource is not a substitute for proper professional psychiatric diagnosis.