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Published on: September 22, 2020
Physiology-Versus Angiography-Guided Complete Coronary Revascularization in STEMI Patients with Multivessel Disease:
Giovanni Martino1, Rossella Quarta2, Francesco Greco3
1Department of Medical and Surgical Sciences, Magna Graecia University, 88100 Catanzaro, Italy.
Insights
For ST-elevation myocardial infarction (STEMI) with multivessel disease (MVD), angiography-guided complete revascularization (CR) offers better outcomes than physiology-guided CR. Angiography-guided CR significantly reduces major adverse cardiovascular events compared to culprit-only PCI.
Area of Science:
- Cardiology
- Interventional Cardiology
- Clinical Trials and Meta-Analysis
Background:
- Patients with ST-segment elevation myocardial infarction (STEMI) and multivessel disease (MVD) benefit from complete revascularization (CR) over culprit-only percutaneous coronary intervention (PCI).
- The optimal CR strategy, whether guided by angiography or intracoronary physiology, remains an area of clinical uncertainty.
Purpose of the Study:
- To compare the efficacy of angiography-guided CR, physiology-guided CR, and culprit-only PCI in patients with STEMI and MVD.
- To evaluate the impact of different CR strategies on major adverse cardiovascular events (MACE), mortality, myocardial infarction, and revascularization.
Main Methods:
- A network meta-analysis of 14 randomized controlled trials (RCTs) involving 11,568 patients.
- Comparison of angio-guided CR, physiology-guided CR, and culprit-only PCI using frequentist and Bayesian approaches.
- Assessment of outcomes including MACE, all-cause mortality, recurrent MI, cardiovascular death, and unplanned revascularization.
Main Results:
- Angiography-guided CR significantly reduced MACE, recurrent MI, and unplanned revascularization compared to culprit-only PCI.
- Physiology-guided CR also demonstrated reductions in MACE and unplanned revascularization.
- While physiology-guided CR suggested a trend towards lower cardiovascular death, it did not reach statistical significance and was not superior to angio-guided CR in most outcomes.
Conclusions:
- Angiography-guided CR appears to be the most effective strategy for patients with STEMI and MVD, yielding superior outcomes compared to physiology-guided CR.
- Further large-scale randomized trials are warranted to definitively establish the relative benefits of angio-guided versus physiology-guided CR in this population.
Abstract:
Background: In patients with ST-segment elevation myocardial infarction (STEMI) and multivessel disease (MVD), complete revascularization (CR) is recommended over culprit-only PCI to reduce adverse cardiovascular outcomes. However, the optimal strategy for CR, whether angiography (Angio)-guided or physiology-guided, remains uncertain. Methods: This network meta-analysis included 14 randomized controlled trials (RCTs) with 11,568 patients to compare the efficacy of angio-guided CR, physiology-guided CR, and culprit-only PCI in reducing major adverse cardiovascular events (MACE), all-cause mortality, recurrent myocardial infarction (MI), cardiovascular (CV) death, and unplanned revascularization. The frequentist and Bayesian approaches were applied to assess the effectiveness of each strategy. Results: The pairwise meta-analysis showed that angio-guided CR showed superior efficacy, significantly reducing MACE (OR = 0.44; 95% CI: 0.37-0.52), recurrent myocardial infarction, and unplanned revascularization compared to culprit-only PCI. Physiology-guided CR also reduced MACE (OR = 0.64, 95% CI: 0.45-0.91) and unplanned revascularization. The network metanalysis showed that CV death was lower in the physiology-guided CR group (OR 0.56; 95% CI 0.25-1.05), suggesting a protective effect, but the difference did not reach statistical significance. Furthermore, physiology-guided CR was not significantly better than angio-guided CR in most outcomes. Conclusions: Angio-guided CR appears to provide the best overall outcomes for patients with STEMI and MVD, outperforming physiology-guided CR in most endpoints. Further large-scale trials are needed to clarify the relative efficacy of angio-guided CR and physiology-guided CR in this patient population.
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