ICD-11 classes
06 Mental, behavioural or neurodevelopmental disorders
07 Sleep-wake disorders
Circadian rhythm sleep-wake disorders
7A62 — Irregular sleep-wake rhythm disorder
ICD-11 7A62 — Irregular sleep-wake rhythm disorder
Irregular sleep-wake rhythm disorder is characterised by absence of a clearly-defined cycle of sleep and wake. Sleep becomes distributed in multiple episodes of variable duration throughout the 24-hour period. Patients typically complain of insomnia and/or excessive daytime sleepiness as a result of the condition. The symptoms should have persisted for at least several months and result in significant distress or mental, physical, social, occupational or academic impairment.
The diagnosis includes nothing.
The diagnosis excludes nothing.
It has no clarifying diagnoses.
The diagnosis is coded elsewhere: