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Kleine-Levin syndrome

Disease definition

Kleine-Levin syndrome (KLS) is a rare neurological disorder of unknown origin characterised by relapsing-remitting episodes of hypersomnia in association with cognitive and behavioural disturbances.


Classification level: Disorder
  • Synonym(s): -
  • Prevalence: 1-9 / 1 000 000
  • Inheritance: -
  • Age of onset: Adolescent, Childhood, Adult
  • ICD-10: G47.8
  • ICD-11: 7A22
  • OMIM: 148840
  • UMLS: C0206085
  • MeSH: D017593
  • GARD: 3117
  • MedDRA: 10053712

Detailed information


Disease review articles


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