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Aortic Aneurysmectomy: The American College of Cardiology/American Heart Association Guidelines

Davut Cekmecelioglu1, Ourania Preventza2

  • 1Department of Thoracic and Cardiovascular Surgery, Cleveland Clinic, Cleveland, Ohio.

Seminars in Thoracic and Cardiovascular Surgery
|April 6, 2025
PubMed

Insights

Aneurysmectomy is key for thoracic aortic aneurysms. Updated guidelines refine surgical criteria using genetics, body size, and imaging, aiding personalized risk assessment for dissection prevention.

Area of Science:

  • Cardiovascular Surgery
  • Thoracic Aortic Disease
  • Medical Guidelines

Background:

  • Aneurysmectomy is crucial for managing thoracic aortic aneurysms, given the significant risk of rupture or dissection.
  • Current management strategies are evolving with new guideline updates.

Purpose of the Study:

  • To review recent updates in the American College of Cardiology/American Heart Association (ACC/AHA) and European Association for Cardiothoracic Surgery/The Society of Thoracic Surgeons (EACTS/STS) guidelines for thoracic aortic aneurysm intervention.
  • To analyze the integration of genetic risks, body-size adjustments, and advanced imaging in surgical decision-making.
  • To provide an evidence-based framework for clinicians balancing guideline criteria with individual patient risk profiles.

Main Methods:

  • Systematic review of updated ACC/AHA and EACTS/STS guidelines.
  • Analysis of pivotal studies informing guideline recommendations.
  • Synthesis of data on surgical indications, threshold rationales, and risk factors (morphological and genetic).

Main Results:

  • Guidelines now incorporate genetic predisposition, body-size normalization, and advanced imaging for refined intervention criteria.
  • Key factors influencing dissection risk, including morphological and genetic elements, are highlighted.
  • Evidence supports a nuanced approach to surgical indications beyond simple diameter thresholds.

Conclusions:

  • The updated guidelines offer a more comprehensive approach to thoracic aortic aneurysm management.
  • Clinicians can utilize this evidence-based framework to personalize surgical decisions, optimizing patient outcomes.
  • Integrating genetic and morphological risk factors is essential for proactive dissection prevention.

Keywords:
aorta guidelinesaortic aneurysmaortic organaortic repair

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