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2009 ICD-9-CM
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327 Organic sleep disorders | |
 | 327.0 Organic disorders of initiating and maintaining sleep [Organic insomnia]
Excludes: insomnia NOS (780.52)
insomnia not due to a substance or known physiological condition (307.41-307.42)
insomnia with sleep apnea NOS (780.51) |
| 327.1 Organic disorder of excessive somnolence [Organic hypersomnia]
Excludes: hypersomnia NOS (780.54)
hypersomnia not due to a substance or known physiological condition (307.43-307.44)
hypersomnia with sleep apnea NOS (780.53) |
| 327.2 Organic sleep apnea
Excludes: Cheyne-Stokes breathing (786.04)
hypersomnia with sleep apnea NOS (780.53)
insomnia with sleep apnea NOS (780.51)
sleep apnea in newborn (770.81-770.82)
sleep apnea NOS (780.57) |
| 327.3 Circadian rhythm sleep disorder
Organic disorder of sleep wake cycle
Organic disorder of sleep wake schedule
Excludes: alcohol induced circadian rhythm sleep disorder (291.82)
circadian rhythm sleep disorder of nonorganic origin (307.45)
disruption of 24 hour sleep wake cycle NOS (780.55)
drug induced circadian rhythm sleep disorder (292.85) |
| 327.4 Organic parasomnia
Excludes: alcohol induced parasomnia (291.82)
drug induced parasomnia (292.85)
parasomnia not due to a known physiological condition (307.47) |
| 327.5 Organic sleep related movement disorders
Excludes: restless legs syndrome (333.94)
sleep related movement disorder NOS (780.58) |
 eicd10 | 327.8 Other organic sleep disorders |