Embolic Stroke of Undetermined Source and Sleep Disorders
| Autor: | Mark I. Boulos, Brian J. Murray, Laavanya Dharmakulaseelan, Sandra E. Black, Richard H. Swartz, Nathan Chan-Smyth |
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| Rok vydání: | 2020 |
| Předmět: |
Male
Sleep Wake Disorders medicine.medical_specialty Embolism Polysomnography 030204 cardiovascular system & hematology Brain Ischemia Brain ischemia 03 medical and health sciences 0302 clinical medicine Internal medicine medicine Humans Stroke Aged Advanced and Specialized Nursing Aged 80 and over medicine.diagnostic_test business.industry Sleep apnea Middle Aged medicine.disease Sleep in non-human animals Pathophysiology Embolic stroke Obstructive sleep apnea Cardiology Female Neurology (clinical) Cardiology and Cardiovascular Medicine business 030217 neurology & neurosurgery |
| Zdroj: | Stroke. 51(4) |
| ISSN: | 1524-4628 |
| Popis: | Background and Purpose— Compared with other causes of ischemic stroke, the mechanism of action of embolic stroke of undetermined source (ESUS) remains unclear, with previous literature suggesting that ESUS may be due to an undetected cardioembolic source. This study aimed to improve our understanding of the pathophysiology of ESUS through current knowledge of sleep disorders. Methods— Patients were included in this study if they sustained an ischemic stroke and completed either polysomnography or a home sleep apnea test. Strokes were classified into 1 of 6 mechanisms and were compared with the presence of sleep disorders (ie, obstructive sleep apnea, periodic limb movements, and abnormalities in sleep architecture). Results— There was a significant relationship between obstructive sleep apnea and cardioembolic stroke mechanism compared with the other stroke mechanisms ( P =0.018). There was no significant relationship between obstructive sleep apnea and ESUS ( P =0.585). Patients with ESUS were significantly more likely to have an elevated periodic limb movement index ( P =0.037) and prolonged sleep onset latency ( P =0.0166) compared with patients with other causes of stroke. Conclusions— ESUS was not associated with markers of cardioembolic stroke such as obstructive sleep apnea. There was a significant relationship between ESUS and elevated periodic limb movements and impaired sleep architecture, which suggests that ESUS may have a multifactorial underlying pathophysiology. |
| Databáze: | OpenAIRE |
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