Svensk definition
Störningar kännetecknade av hypersomni under normal vakenhetstid som kan försämra kognitiva funktioner. Undertyper omfattar primära hypersomnitillstånd (som t ex idiopatisk hypersomni, narkolepsi och Kleine-Levins syndrom) och sekundära hypersomnitillstånd, där extrem sömnighet kan hänföras till någon känd orsak (t ex läkemedelseffekter, psykiska störningar och sömnapnésyndromet).
Engelsk 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)
Svenska synonymer
Hypersomni — Hypersomnolens — Sjukligt sömnbehov — Återkommande hypersomni
Engelska synonymer
Excessive Somnolence Disorder — Somnolence Disorder, Excessive — DOES (Disorders of Excessive Somnolence) — DOESs (Disorders of Excessive Somnolence) — Excessive Somnolence Disorders — Hypersomnolence Disorders — Hypersomnolence Disorder — Hypersomnolence Disorders, Primary — Hypersomnolence Disorder, Primary — Primary Hypersomnolence Disorder — Primary Hypersomnolence Disorders — Primary Hypersomnia Disorders — Hypersomnia Disorder, Primary — Primary Hypersomnia Disorder — Hypersomnia — Hypersomnias — Daytime Somnolence — Daytime Somnolences — Somnolence, Daytime — Daytime Sleepiness — Daytime Sleepinesses — Sleepiness, Daytime — Hypersomnia, Recurrent — Recurrent Hypersomnia — Recurrent Hypersomnias — Excessive Daytime Sleepiness — Daytime Sleepiness, Excessive — Excessive Daytime Sleepinesses — Sleepiness, Excessive Daytime — Hypersomnolence — Hypersomnolence Disorders, Secondary — Hypersomnolence Disorder, Secondary — Secondary Hypersomnolence Disorder — Secondary Hypersomnolence Disorders — Secondary Hypersomnia Disorders — Hypersomnia Disorder, Secondary — Secondary Hypersomnia Disorder