Piecing Together Phenotypes of Brain Injury and DysfunctionIn Obstructive Sleep Apnea

Obstructive sleep apnea (OSA) is a highly prevalent condition that is associated with significant neurobehavioral impairments. Cognitive abnormalities identified in individuals with OSA include impaired verbal memory, planning, reasoning, vigilance and mood. Therapy for OSA improves some but not all...

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Main Author: Sigrid eVeasey
Format: Article
Language:English
Published: Frontiers Media S.A. 2012-10-01
Series:Frontiers in Neurology
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fneur.2012.00139/full
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author Sigrid eVeasey
author_facet Sigrid eVeasey
author_sort Sigrid eVeasey
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description Obstructive sleep apnea (OSA) is a highly prevalent condition that is associated with significant neurobehavioral impairments. Cognitive abnormalities identified in individuals with OSA include impaired verbal memory, planning, reasoning, vigilance and mood. Therapy for OSA improves some but not all neurobehavioral outcomes, supporting a direct role for OSA in brain dysfunction and raising the question of irreversible injury form OSA. Recent clinical studies have refined the neurobehavioral, brain imaging and electrophysiological characteristics of obstructive sleep apnea, highlighting findings shared with aging and some unique to OSA. This review summarizes the cognitive, brain metabolic and structural, and peripheral nerve conduction changes observed in OSA that collectively provide a distinct phenotype of OSA brain injury and dysfunction. Findings in animal models of OSA provide insight into molecular mechanisms underlying OSA neuronal injury that can be related back to human neural injury and dysfunction. A comprehensive phenotype of brain function and injury in OSA is essential for advancing diagnosis, prevention and treatment of this common disorder.
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spelling doaj.art-3acb9c6d9f4c4f309c08dbaaae47be632022-12-21T18:49:59ZengFrontiers Media S.A.Frontiers in Neurology1664-22952012-10-01310.3389/fneur.2012.0013924001Piecing Together Phenotypes of Brain Injury and DysfunctionIn Obstructive Sleep ApneaSigrid eVeasey0University of PennsylvaniaObstructive sleep apnea (OSA) is a highly prevalent condition that is associated with significant neurobehavioral impairments. Cognitive abnormalities identified in individuals with OSA include impaired verbal memory, planning, reasoning, vigilance and mood. Therapy for OSA improves some but not all neurobehavioral outcomes, supporting a direct role for OSA in brain dysfunction and raising the question of irreversible injury form OSA. Recent clinical studies have refined the neurobehavioral, brain imaging and electrophysiological characteristics of obstructive sleep apnea, highlighting findings shared with aging and some unique to OSA. This review summarizes the cognitive, brain metabolic and structural, and peripheral nerve conduction changes observed in OSA that collectively provide a distinct phenotype of OSA brain injury and dysfunction. Findings in animal models of OSA provide insight into molecular mechanisms underlying OSA neuronal injury that can be related back to human neural injury and dysfunction. A comprehensive phenotype of brain function and injury in OSA is essential for advancing diagnosis, prevention and treatment of this common disorder.http://journal.frontiersin.org/Journal/10.3389/fneur.2012.00139/fullCognitionCytokinesEndoplasmic ReticulumMemoryNADPH Oxidasehypoxia
spellingShingle Sigrid eVeasey
Piecing Together Phenotypes of Brain Injury and DysfunctionIn Obstructive Sleep Apnea
Frontiers in Neurology
Cognition
Cytokines
Endoplasmic Reticulum
Memory
NADPH Oxidase
hypoxia
title Piecing Together Phenotypes of Brain Injury and DysfunctionIn Obstructive Sleep Apnea
title_full Piecing Together Phenotypes of Brain Injury and DysfunctionIn Obstructive Sleep Apnea
title_fullStr Piecing Together Phenotypes of Brain Injury and DysfunctionIn Obstructive Sleep Apnea
title_full_unstemmed Piecing Together Phenotypes of Brain Injury and DysfunctionIn Obstructive Sleep Apnea
title_short Piecing Together Phenotypes of Brain Injury and DysfunctionIn Obstructive Sleep Apnea
title_sort piecing together phenotypes of brain injury and dysfunctionin obstructive sleep apnea
topic Cognition
Cytokines
Endoplasmic Reticulum
Memory
NADPH Oxidase
hypoxia
url http://journal.frontiersin.org/Journal/10.3389/fneur.2012.00139/full
work_keys_str_mv AT sigrideveasey piecingtogetherphenotypesofbraininjuryanddysfunctioninobstructivesleepapnea