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Cognitive dysfunction and obstructive sleep apnea: from cradle to tomb.

Madeleine Grigg-Damberger¹, Frank Ralls

¹Department of Neurology, University of New Mexico School of Medicine, One University of New Mexico, Albuquerque, NM 87131-0001, USA. mgriggd@salud.unm.edu

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Obstructive sleep apnea (OSA) can lead to cognitive impairment, especially in younger and older individuals. Risk factors include premature birth, genetics, and socioeconomic status.

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Area of Science:

Neurology
Sleep Medicine
Cognitive Science

Background:

Obstructive sleep apnea (OSA) is a prevalent condition with potential systemic health implications.
Cognitive impairment is a growing concern, and its association with OSA requires further elucidation.

Purpose of the Study:

To investigate the clinical characteristics of cognitive impairment in patients with obstructive sleep apnea (OSA).
To identify risk factors contributing to cognitive dysfunction in individuals with OSA.

Main Methods:

This review synthesizes current research on OSA and cognitive function.
Analysis focuses on clinical observations and epidemiological data.

Main Results:

Primary snoring is linked to neurocognitive impairment and lower IQ in pediatric populations.
Middle-aged adults with severe OSA exhibit higher risks of cognitive impairment compared to younger adults with similar apnea severity.
Older women with OSA demonstrate an elevated risk for developing minimal cognitive impairment or dementia within five years.

Conclusions:

Specific age groups, including the young and the elderly, are particularly vulnerable to OSA-related cognitive deficits.
Additional risk factors for cognitive dysfunction in OSA patients include premature birth, apolipoprotein e4 allele status, genetic polymorphisms, lower socioeconomic status, limited education, and ethnicity.