ICD-11 code : L1-7A6;
Preferred Label : Circadian rhythm sleep-wake disorders;
ICD-11 definition : Circadian rhythm sleep-wake disorders are disturbances of the sleep-wake cycle (typically
manifest as insomnia, excessive sleepiness, or both) due to alterations of the circadian
time-keeping system, its entrainment mechanisms, or a misalignment of the endogenous
circadian rhythm and the external environment. Sleep logs and, if possible, actigraphy
for a minimum of one week should be utilized to define the specific sleep-wake schedule
disturbance.;
ICD-11 synonym : Disorders of the sleep-wake schedule; sleep wake schedule disorder nos; Delayed sleep phase syndrome; disturbed nyctohemeral rhythm; disorder of sleep-wake cycle; Irregular sleep-wake pattern; sleep rhythm problem;
ICD-11 inclusion : Irregular sleep-wake pattern; Delayed sleep phase syndrome;
ICD-11 "unspecified" category code : 7A6Z;
Origin ID : 1359329403;
UMLS CUI : C0877792;
Automatic exact mappings (from CISMeF team)
Currated CISMeF NLP mapping
ICD-10 Mapping
Semantic type(s)
UMLS correspondences (same concept)
Circadian rhythm sleep-wake disorders are disturbances of the sleep-wake cycle (typically
manifest as insomnia, excessive sleepiness, or both) due to alterations of the circadian
time-keeping system, its entrainment mechanisms, or a misalignment of the endogenous
circadian rhythm and the external environment. Sleep logs and, if possible, actigraphy
for a minimum of one week should be utilized to define the specific sleep-wake schedule
disturbance.