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Complete myocardial revascularization: between myth and reality
Marco Zimarino1, Antonio Maria Calafiore, Raffaele De Caterina
1Institute of Cardiology and Centre of Excellence on Aging, 'G. d'Annunzio' University, Ospedale S. Camillo de Lellis, Via Forlanini, 50, 66100 Chieti, Italy. m.zimarino@unich.it
Insights
Complete myocardial revascularization offers long-term benefits but carries higher immediate risks. Incomplete revascularization may be preferred in select patients due to lower risks, guided by clinical status and comorbidities.
Area of Science:
- Cardiology
- Interventional Cardiology
- Cardiac Surgery
Background:
- Multi-vessel coronary artery disease (CAD) management involves strategic decisions regarding the extent of revascularization.
- Treatment options include percutaneous coronary intervention (PCI) or coronary artery bypass grafting (CABG).
- The choice between complete versus incomplete revascularization significantly impacts treatment strategy and patient outcomes.
Purpose of the Study:
- To analyze the implications of complete versus incomplete myocardial revascularization in patients with multi-vessel coronary artery disease.
- To evaluate the trade-offs between potential long-term benefits and immediate risks associated with different revascularization extents.
- To identify patient-specific factors influencing the decision for incomplete revascularization.
Main Methods:
- Review of treatment strategies for multi-vessel coronary artery disease.
- Comparison of outcomes associated with complete myocardial revascularization versus incomplete revascularization.
- Analysis of factors influencing the choice of revascularization extent, including patient clinical status, ventricular function, and comorbidities.
Main Results:
- Complete myocardial revascularization aims for long-term benefits but is associated with increased complexity and potential in-hospital adverse events.
- Incomplete revascularization, while potentially impacting long-term outcomes, offers lower immediate risks and may be a preferred strategy in selected patients.
- Clinical status, ventricular function, and comorbidities are key determinants in opting for incomplete revascularization.
Conclusions:
- The extent of planned myocardial revascularization is a critical determinant in managing multi-vessel coronary artery disease.
- Incomplete revascularization can be a judiciously chosen strategy in specific patient populations to mitigate immediate procedural risks.
- Personalized treatment decisions, considering both procedural risks and long-term benefits, are essential for optimal patient care in multi-vessel CAD.
Abstract:
Myocardial revascularization in patients with multi-vessel coronary artery disease may be accomplished, by percutaneous interventions or surgery, either on all diseased lesions or directed to selectively targeted coronary segments. The extent of planned revascularization is often a major determinant of treatment strategy. Revascularization of all diseased coronary segments-complete myocardial revascularization-has a potential long-term benefit, but is more complex and may increase in-hospital untoward events. Revascularization may otherwise be incomplete, either because of the operator's inability to treat all diseased coronary segments or by choice of deciding to selectively revascularize only large areas of myocardium at risk. Although incomplete revascularization may negatively affect long-term outcomes, it may be, when wisely chosen, the preferred treatment strategy in selected patient categories because of its lower immediate risks. The patient's clinical status, ventricular function, and the presence of co-morbidities may orient clinical decisions in favour of incomplete revascularization.
