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Dyssomnias

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Definition: A broad category of sleep disorders characterized by either hypersomnolence or insomnia. The three major subcategories include intrinsic (i.e., arising from within the body) (SLEEP DISORDERS, INTRINSIC), extrinsic (secondary to environmental conditions or various pathologic conditions), and disturbances of circadian rhythm. (From Thorpy, Sleep Disorders Medicine, 1994, p187)     
Examples Sleep Deprivation; Sleep Disorders, Circadian Rhythm; Sleep Disorders, Intrinsic 		Other names Syndromes, Nocturnal Eating-Drinking; Syndrome, Nocturnal Eating-Drinking; Sleep Hygiene, Inadequate; Sleep Disorders, Limit-Setting; Sleep Disorders, Environmental; Sleep Disorders, Adjustment; Sleep Disorder, Limit Setting; Nocturnal Eating-Drinking Syndromes; Nocturnal Eating Drinking Syndrome; Sleep Disorder, Extrinsic; Limit-Setting Sleep Disorders; Limit Setting Sleep Disorder; Extrinsic Sleep Disorders; Extrinsic Sleep Disorder; Environmental Sleep Disorders; Eating-Drinking Syndromes, Nocturnal; Eating-Drinking Syndrome, Nocturnal; Dyssomnia; Adjustment Sleep Disorders; Sleep Disorder, Limit-Setting

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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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