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Sleep apnea syndrome and cognition
Emilia Sforza1, Frédéric Roche
1Department of Clinical Physiology and Exercise, Pole NOL, CHU, Faculty of Medicine J, Lisfranc, UJM et PRES University of Lyon Saint-Etienne, France.
Frontiers in Neurology
|June 5, 2012
Summary
Obstructive sleep apnea (OSA) causes cognitive and behavioral issues, potentially independent of sleepiness. This review examines OSA
Area of Science:
- Neurology
- Sleep Medicine
- Gerontology
Background:
- Obstructive sleep apnea (OSA) is a sleep disorder causing breathing cessation, arousals, and hypoxemia.
- Cognitive and behavioral dysfunction is common in OSA patients, persisting even after treatment.
- The relationship between OSA, cognitive decline, and aging is not fully understood.
Purpose of the Study:
- To review current literature on the association between sleep apnea and cognitive function.
- To specifically investigate the impact of OSA on cognition in elderly individuals.
- To elucidate age-related differences in cognitive impairment due to OSA.
Main Methods:
- Literature review of recent reports on sleep apnea and cognition.
- Focus on studies involving elderly subjects with OSA.
- Analysis of behavioral and cognitive functions in OSA patients.
Main Results:
- OSA is linked to significant daytime cognitive and behavioral deficits.
- These deficits may persist post-treatment and are not solely due to sleepiness.
- Limited data exists on OSA's cognitive impact in the elderly.
Conclusions:
- Further research is needed to clarify the independent role of OSA in cognitive symptoms.
- Understanding age differences in OSA-related cognitive impairment is crucial.
- Early OSA treatment may mitigate diurnal consequences and cognitive decline.
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