ICD-11 classes
06 Mental, behavioural or neurodevelopmental disorders
07 Sleep-wake disorders
Hypersomnolence disorders
7A20 — Narcolepsy
ICD-11 7A20 — Narcolepsy
Narcolepsy is a disorder characterised by daily periods of irrepressible need to sleep or daytime lapses into sleep occurring for at least several months, accompanied by abnormal manifestations of REM sleep. Multiple sleep latency testing (MSLT) demonstrates a mean sleep latency of
The diagnosis includes nothing.
The diagnosis excludes nothing.
Diagnosis with code 7A20 contains 3 clarifying diagnoses:
- 7A20.0 — Narcolepsy, Type 1
- 7A20.1 — Narcolepsy, Type 2
- 7A20.Z — Narcolepsy, unspecified
The diagnosis is coded elsewhere:
- Hypersomnolence disorders #6517
- Narcolepsy #6518