Kleine-Levin syndrome

ICD-10: G47.8MeSH: D017593ORPHA: 33543

Overview

recurrent hypersomnia that is characterized by recurring periods of excessive amounts of sleep and altered behavior

Available Treatments (0)

No treatments linked yet

Clinical trials or compassionate use may be available — consult a specialist.

Clinical Presentation

Signs and symptoms associated with Kleine-Levin syndrome, sourced from HPO and Orphanet clinical annotations.

ConfusionAmplification of sexual behaviorEpisodic hypersomniaCognitive impairmentPhotophobiaAgitationDepressionIrritabilityAnxietyApathyHyperhidrosisFeverAbnormal speech patternHeadachePolyphagiaPoor hand-eye coordinationRepetitive compulsive behaviorTransient global amnesiaAbnormal brain FDG positron emission tomographyParageusiaParosmiaAbnormal eating behaviorBlurred visionDelusionSlurred speechPolydipsiaNauseaMutismHypnagogic hallucinationPoor appetiteSleep paralysisSweet cravingHot flashesDecreased libidoDerealization

Classification & Codes

ICD-10 Code

G47.8

MeSH Code

D017593

Orphanet Code

ORPHA:33543
Kleine-Levin syndrome
ICD-10G47.8
MeSHD017593
OrphanetORPHA:33543
Treatments0 drug(s)
Symptoms on record35 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO