Neuroprotection and classification of neurologic dysfunction in aortic arch surgery: A narrative review

Open aortic arch surgery incurs frequent neurologic complications and high mortality. The disease processes of aortic aneurysm and acute aortic dissection, and the physiological trespass of cardiopulmonary bypass and hypothermic circulatory arrest (CA), can engender neurologic dysfunction such as po...

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Main Author: Jason Zhensheng Qu
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2024-01-01
Series:Heart and Mind
Subjects:
Online Access:http://www.heartmindjournal.org/article.asp?issn=2468-6476;year=2024;volume=8;issue=2;spage=74;epage=80;aulast=Qu
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author Jason Zhensheng Qu
author_facet Jason Zhensheng Qu
author_sort Jason Zhensheng Qu
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description Open aortic arch surgery incurs frequent neurologic complications and high mortality. The disease processes of aortic aneurysm and acute aortic dissection, and the physiological trespass of cardiopulmonary bypass and hypothermic circulatory arrest (CA), can engender neurologic dysfunction such as postoperative stroke and delirium. While deep hypothermic CA (with and without retrograde cerebral perfusion) is the major strategy for brain protection, moderate hypothermic CA with antegrade cerebral perfusion has comparable or better outcomes. Classes of neurologic complications in aortic arch surgery were defined three decades ago. In 2021, the Valve Academic Research Consortium recommended new endpoints for assessing neurologic outcomes of transcatheter and surgical aortic valve procedures. Those parameters include neuroimaging biomarkers. Overt central nervous system (CNS) injury is the severe form and delirium is the common clinical presentation. Covert CNS injury, evidenced on brain imaging, is prevalent in patients following transcatheter aortic valve replacement (TAVR). The new definition for neurologic dysfunction after TAVR could serve in the classification of neurologic dysfunction in aortic arch surgery.
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spelling doaj.art-f6034ce295d34b959ccb1df4d1860ddc2024-03-25T10:27:40ZengWolters Kluwer Medknow PublicationsHeart and Mind2468-64762468-64842024-01-0182748010.4103/hm.HM-D-23-00010Neuroprotection and classification of neurologic dysfunction in aortic arch surgery: A narrative reviewJason Zhensheng QuOpen aortic arch surgery incurs frequent neurologic complications and high mortality. The disease processes of aortic aneurysm and acute aortic dissection, and the physiological trespass of cardiopulmonary bypass and hypothermic circulatory arrest (CA), can engender neurologic dysfunction such as postoperative stroke and delirium. While deep hypothermic CA (with and without retrograde cerebral perfusion) is the major strategy for brain protection, moderate hypothermic CA with antegrade cerebral perfusion has comparable or better outcomes. Classes of neurologic complications in aortic arch surgery were defined three decades ago. In 2021, the Valve Academic Research Consortium recommended new endpoints for assessing neurologic outcomes of transcatheter and surgical aortic valve procedures. Those parameters include neuroimaging biomarkers. Overt central nervous system (CNS) injury is the severe form and delirium is the common clinical presentation. Covert CNS injury, evidenced on brain imaging, is prevalent in patients following transcatheter aortic valve replacement (TAVR). The new definition for neurologic dysfunction after TAVR could serve in the classification of neurologic dysfunction in aortic arch surgery.http://www.heartmindjournal.org/article.asp?issn=2468-6476;year=2024;volume=8;issue=2;spage=74;epage=80;aulast=Quaortic arch surgerydeep hypothermic circulatory arrestneuroprotectionretrograde cerebral protectionantegrade cerebral protectioncentral nervous system injury
spellingShingle Jason Zhensheng Qu
Neuroprotection and classification of neurologic dysfunction in aortic arch surgery: A narrative review
Heart and Mind
aortic arch surgery
deep hypothermic circulatory arrest
neuroprotection
retrograde cerebral protection
antegrade cerebral protection
central nervous system injury
title Neuroprotection and classification of neurologic dysfunction in aortic arch surgery: A narrative review
title_full Neuroprotection and classification of neurologic dysfunction in aortic arch surgery: A narrative review
title_fullStr Neuroprotection and classification of neurologic dysfunction in aortic arch surgery: A narrative review
title_full_unstemmed Neuroprotection and classification of neurologic dysfunction in aortic arch surgery: A narrative review
title_short Neuroprotection and classification of neurologic dysfunction in aortic arch surgery: A narrative review
title_sort neuroprotection and classification of neurologic dysfunction in aortic arch surgery a narrative review
topic aortic arch surgery
deep hypothermic circulatory arrest
neuroprotection
retrograde cerebral protection
antegrade cerebral protection
central nervous system injury
url http://www.heartmindjournal.org/article.asp?issn=2468-6476;year=2024;volume=8;issue=2;spage=74;epage=80;aulast=Qu
work_keys_str_mv AT jasonzhenshengqu neuroprotectionandclassificationofneurologicdysfunctioninaorticarchsurgeryanarrativereview