Published in:
01-04-2022 | Circulatory Arrest | Review Article
Optimal brain protection in aortic arch surgery
Authors:
Parth Mukund Patel, Edward Po-Chung Chen
Published in:
Indian Journal of Thoracic and Cardiovascular Surgery
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Special Issue 1/2022
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Abstract
There is considerable debate with regard to the optimal cerebral protection strategy during aortic arch surgery. There are three contemporary techniques in use which include straight deep hypothermic circulatory arrest (DHCA), DHCA with retrograde cerebral perfusion (DHCA + RCP), and moderate hypothermic circulatory arrest with antegrade cerebral perfusion (MHCA + ACP). Appropriate application of these methods ensures appropriate cerebral, myocardial, and visceral protection. Each of these techniques has benefits and drawbacks and ensuring coordinated circulation management strategy is critical to safe performance of aortic arch surgery. In this report, we will review various cannulation strategies, review logistics of hypothermia, and review the relevant literature to outline the strengths and weaknesses of these various cerebral protection strategies.