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Optimal brain protection in aortic arch surgery.

Parth Mukund Patel1, Edward Po-Chung Chen2

  • 1Division of Cardiothoracic Surgery, Department of Surgery, Emory University, Atlanta, GA USA.

Indian Journal of Thoracic and Cardiovascular Surgery
|April 25, 2022
PubMed
Summary
This summary is machine-generated.

Choosing the best cerebral protection strategy for aortic arch surgery remains debated. This review examines deep hypothermic circulatory arrest (DHCA), DHCA with retrograde cerebral perfusion (RCP), and moderate hypothermic circulatory arrest with antegrade cerebral perfusion (ACP), detailing their pros and cons.

Keywords:
Antegrade cerebral perfusionAortic arch surgeryCerebral protectionDeep hypothermic circulatory arrestRetrograde cerebral perfusion

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Area of Science:

  • Cardiovascular Surgery
  • Neurology
  • Anesthesiology

Background:

  • Optimal cerebral protection during aortic arch surgery is debated.
  • Current techniques include deep hypothermic circulatory arrest (DHCA), DHCA with retrograde cerebral perfusion (RCP), and moderate hypothermic circulatory arrest with antegrade cerebral perfusion (ACP).
  • Effective strategies are crucial for cerebral, myocardial, and visceral protection.

Purpose of the Study:

  • To review and compare contemporary cerebral protection strategies for aortic arch surgery.
  • To outline the strengths and weaknesses of DHCA, DHCA + RCP, and MHCA + ACP.
  • To discuss cannulation strategies and hypothermia logistics.

Main Methods:

  • Literature review of existing studies on cerebral protection during aortic arch surgery.
  • Analysis of benefits and drawbacks of different hypothermic circulatory arrest techniques.
  • Discussion of cannulation and perfusion strategies.

Main Results:

  • Each technique (DHCA, DHCA + RCP, MHCA + ACP) presents unique advantages and disadvantages.
  • Coordinated circulation management is critical for successful aortic arch surgery.
  • Cannulation strategies and hypothermia management influence outcomes.

Conclusions:

  • The optimal cerebral protection strategy is technique-dependent and requires careful consideration.
  • Understanding the nuances of each method is essential for surgical decision-making.
  • Further research may refine best practices for cerebral protection in aortic arch procedures.