irregular sleep–wake rhythm disorder
                        
                            GPTKB entity
                        
                    
                Statements (22)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:Sleep_disorder gptkb:circadian_rhythm_sleep_disorder | 
| gptkbp:affects | sleep-wake cycle | 
| gptkbp:causedBy | gptkb:Alzheimer's_disease neurological disorders brain injury | 
| gptkbp:characterizedBy | lack of clear sleep pattern | 
| gptkbp:diagnosedBy | gptkb:actigraphy gptkb:sleep_diary | 
| gptkbp:firstDescribed | 1970s | 
| gptkbp:ICD-10_code | G47.2 | 
| gptkbp:prevalence | rare in general population more common in individuals with neurodegenerative diseases | 
| gptkbp:symptom | insomnia excessive daytime sleepiness fragmented sleep | 
| gptkbp:treatment | gptkb:melatonin behavioral therapy light therapy | 
| gptkbp:bfsParent | gptkb:Delayed_sleep_phase_disorder | 
| gptkbp:bfsLayer | 7 | 
| https://www.w3.org/2000/01/rdf-schema#label | irregular sleep–wake rhythm disorder |