Central Disorders of Hypersomnolence

Hypersomnia Associated with a Psychiatric Disorder


The psychiatric disorders most often associated with hypersomnia include mood (depression, bipolar disorder) and conversion disorders. Schizoaffective disorder, adjustment disorder, and personality disorders are associated with hypersomnia, but less often.


Approximately 5%-7% of cases of hypersomnia are associated with a psychiatric disorder.


Three criteria must be met for a diagnosis of hypersomnia associated with a psychiatric disorder to be made.

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