- Last edited on January 14, 2021
Kleine–Levin Syndrome (KLS)
Primer
Kleine–Levin Syndrome (KLS) is a rare neuropsychiatric disorder characterized by persistent episodic hypersomnia, hyperphagia, cognitive impairment, and mood changes. Individuals can also experience hypersexuality, personality changes, and behavioural changes.
Epidemiology
The prevalence of KLS is thought to be extremely rare, perhaps 1 in 1 million.
Prognosis
Comorbidity
Risk Factors
Adolescent males are at the greatest risk.