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Disorders of Excessive Somnolence

More information in Books or onNLM PubMed
Definition: Disorders characterized by hypersomnolence during normal waking hours that may impair cognitive functioning. Subtypes include primary hypersomnia disorders (e.g., IDIOPATHIC HYPERSOMNOLENCE; NARCOLEPSY; and KLEINE-LEVIN SYNDROME) and secondary hypersomnia disorders where excessive somnolence can be attributed to a known cause (e.g., drug affect, MENTAL DISORDERS, and SLEEP APNEA SYNDROME). (From J Neurol Sci 1998 Jan 8;153(2):192-202; Thorpy, Principles and Practice of Sleep Medicine, 2nd ed, p320)     
Examples Hypersomnolence, Idiopathic; Kleine-Levin Syndrome; Narcolepsy
Other names Hypersomnolence; Hypersomnia; Somnolence Disorders, Excessive; Somnolence Disorder, Excessive; Secondary Hypersomnolence Disorder; Recurrent Hypersomnias; Recurrent Hypersomnia; Primary Hypersomnolence Disorder; Hypersomnolence Disorder, Secondary; Hypersomnolence Disorder, Primary; Hypersomnolence Disorder; Hypersomnias, Recurrent; Hypersomnias; Excessive Somnolence Disorder; DOESs (Disorders of Excessive Somnolence); Secondary Hypersomnolence Disorders; Primary Hypersomnolence Disorders; Hypersomnolence Disorders, Secondary; Hypersomnolence Disorders, Primary; Hypersomnolence Disorders

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012

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