Non-24 hour sleep-wake cycle

Non-24 hour sleep-wake cycle (disorder)

active

Code	`230496009`
Semantic tag	disorder
Module	international
Definition	primitive
Effective time	20020131

Synonyms

Circadian rhythm sleep disorder, free running
Circadian rhythm sleep disorder, free-running type
Free-running sleep-wake cycle disorder

Parents (1)

271794005Disorder of sleep-wake cycle disorder

Children (0)

None (leaf concept).