Prevalence of coronary artery disease and preoperative assessment in patients with valvopathy

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Interventional Diagnostic Procedure: A Practical Guide for the Assessment of Coronary Vascular Function
10:28

Interventional Diagnostic Procedure: A Practical Guide for the Assessment of Coronary Vascular Function

Published on: March 15, 2022

Roney Orismar Sampaio1, Vívian Masutti Jonke, João L Falcão

  • 1Departamento de Valvopatias, Instituto do Coração, Brasil. val_roney@incor.usp.br

Arquivos Brasileiros De Cardiologia
|October 15, 2008
PubMed

Insights

Coronary artery disease (CAD) prevalence is low in patients undergoing valve surgery. Routine preoperative coronary angiography in valvopathy patients over 35 may need reevaluation, especially for those under 50 with risk factors.

Area of Science:

  • Cardiology
  • Vascular Medicine
  • Cardiac Surgery

Background:

  • Preoperative coronary angiography is standard for valvopathy patients over 35.
  • The prevalence of obstructive coronary artery disease (CAD) in this demographic is not well-established.

Purpose of the Study:

  • To determine the prevalence of CAD in Brazilian patients undergoing valve surgery.
  • To identify risk factors associated with CAD in this patient group.

Main Methods:

  • Coronary angiography was performed on 3,736 patients scheduled for valve surgery.
  • Data on CAD prevalence and associated risk factors were collected and analyzed.

Main Results:

  • A 3.42% prevalence of CAD was found in association with valvopathy (121 patients).
  • Aortic valvopathy was the most common type associated with CAD.
  • Most patients with CAD (95.7%) were over 50; younger patients (<50) with CAD had risk factors.

Conclusions:

  • The prevalence of CAD in candidates for valve surgery is low.
  • Aortic valvopathy is frequently linked with CAD in these patients.
  • The established age threshold for routine preoperative coronary angiography in valvopathy patients warrants reassessment.
Abstract

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