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Circadian rhythm sleep disorder, irregular sleep-wake type 327.33 G47.23 Circadian rhythm sleep disorder, free-running (non-entrained) type 327.34 G47.24 Circadian rhythm sleep disorder, jet lag type 327.35 G47.25 Circadian rhythm sleep disorder, shift work type 327.36 G47.26 Circadian rhythm sleep disorders due to medical condition 327.37 G47.27
Prior to the introduction of this code, the nonspecific code 307.45, Circadian rhythm sleep disorder of non-organic origin, was available, and as of 2014 remains the code recommended by the DSM-5. ICD-10-CM: Circadian rhythm sleep disorder, free running type; code G47.24 was due to take effect October 1, 2014.
Circadian rhythm sleep-wake disorders, Advanced sleep phase type 307.45 G47.21 Circadian rhythm sleep-wake disorders, Delayed sleep phase type 307.45 G47.23 Circadian rhythm sleep-wake disorders, Irregular sleep-wake type 307.45 G47.24 Circadian rhythm sleep-wake disorders, Non-24-hour sleep-wake type 307.45 G47.26
All of these are examples of circadian rhythm disorders, which are problems with the alignment between your sleep-wake cycle and your responsibilities for the day—like going to work or school ...
Shift work sleep disorder (SWSD) is a circadian rhythm sleep disorder characterized by insomnia, excessive sleepiness, or both affecting people whose work hours overlap with the typical sleep period. Insomnia can be the difficulty to fall asleep or to wake up before the individual has slept enough. [ 1 ]
Generally, diseases outlined within the ICD-11 codes 7A60-7A6Z within Sleep-wake disorders should be included in this category. Pages in category "Circadian rhythm sleep–wake disorders" The following 5 pages are in this category, out of 5 total.
A circadian rhythm is an entrainable, endogenous, biological activity that has a period of roughly twenty-four hours. This internal time-keeping mechanism is centralized in the suprachiasmatic nucleus (SCN) of humans, and allows for the internal physiological mechanisms underlying sleep and alertness to become synchronized to external environmental cues, like the light-dark cycle. [4]
According to the International Classification of Sleep Disorders, Revised (ICSD-R, 2001), [10] the circadian rhythm sleep disorders share a common underlying chronophysiologic basis: The major feature of these disorders is a misalignment between the patient's sleep-wake pattern and the pattern that is desired or regarded as the societal norm...