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Pioneering Patient-Specific Approaches for Precision Surgery Using Imaging and Virtual Reality
Published on: April 5, 2024
[Preoperative evaluation of the vascular patient]
1Serviço de Cardiologia, Hospital de Santa Marta, Lisboa.
Insights
Peripheral vascular disease patients often have coronary artery disease, increasing surgical risk. Preoperative risk stratification identifies high-risk individuals, guiding further testing for better surgical outcomes.
Area of Science:
- Cardiology
- Vascular Surgery
Context:
- Peripheral vascular disease (PVD) frequently coexists with coronary artery disease (CAD) due to shared risk factors like atherothrombosis.
- CAD is a major contributor to perioperative morbidity and mortality in patients undergoing vascular surgery.
Purpose:
- To outline preoperative risk stratification strategies for patients with PVD undergoing vascular surgery.
- To emphasize the importance of detecting concomitant coronary artery disease to improve patient outcomes.
Summary:
- Risk stratification involves assessing clinical manifestations, risk factors, comorbidities, functional capacity, and left ventricular systolic function.
- Patients are categorized into low, intermediate, or high-risk subgroups, guiding the need for further diagnostic testing, primarily for CAD.
- The paper reviews current guidelines and studies on detecting coronary ischemia using nuclear or echocardiographic methods.
Impact:
- Improved perioperative care, including medical, surgical, and anesthetic management, has led to better surgical results.
- Effective risk stratification and timely detection of CAD can significantly reduce perioperative complications and mortality.
- This approach aids in predicting short, medium, and long-term outcomes for vascular surgery patients.
Abstract:
Periferal vascular disease usually results from a systemic entity in which atherothrombosis develops in different vascular territories, having common risk factors. It is hence usual to find coexistent, often subclinical, coronary artery disease, which is responsible for most of perioperatory morbidity and mortality in patients submitted to vascular surgery. An adequate preoperatory risk stratification must be accomplished, having in mind the clinical manifestations, risk factors, comorbidities, functional capacity and global left ventricular systolic function of the patient. He should be included in one of three different subgroups: low, high or intermediate risk, which might reinforce the need for further testing, most often aiming at the detection of coronary artery disease and foresee the short, medium and long term outcome. This strategy is very important and it is in part due to it and to better medical/surgical and anesthetic care that the surgical results have markedly improved in recent years. In this paper a state of the art is done of the guidelines to follow and the results of several studies performed on this subject. The role of methods to detect coronary ischemia is remarked, using either nuclear or echocardiographic techniques for this purpose.
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