scholarly journals Platelet Quiescence in Patients With Acute Coronary Syndrome Undergoing Coronary Artery Bypass Graft Surgery

Author(s):  
Kiran Sarathy ◽  
George A. Wells ◽  
Kuljit Singh ◽  
Etienne Couture ◽  
Aun Yeong Chong ◽  
...  

Background The optimal antiplatelet strategy for patients with acute coronary syndromes who require coronary artery bypass surgery remains unclear. While a more potent antiplatelet regimen will predispose to perioperative bleeding, it is hypothesized that through “platelet quiescence,” ischemic protection conferred by such therapy may provide a net clinical benefit. Methods and Results We compared patients undergoing coronary artery bypass surgery who were treated with a more potent antiplatelet inhibition strategy with those with a less potent inhibition through a meta‐analysis. The primary outcome was all‐cause mortality after bypass surgery. The analysis identified 4 studies in which the antiplatelet regimen was randomized and 6 studies that were nonrandomized. Combining all studies, there was an overall higher mortality with weaker strategies compared with more potent strategies (odds ratio, 1.38; 95% CI, 1.03–1.85; P =0.03). Conclusions Our findings support the concept of platelet quiescence, in reducing mortality for patients with acute coronary syndrome requiring coronary artery bypass surgery. This suggests the routine up‐front use of potent antiplatelet regimens in acute coronary syndrome, irrespective of likelihood of coronary artery bypass graft.

2014 ◽  
Vol 23 (5) ◽  
pp. 444-453 ◽  
Author(s):  
Marian U. Worcester ◽  
Peter C. Elliott ◽  
Alyna Turner ◽  
Jeremy J. Pereira ◽  
Barbara M. Murphy ◽  
...  

Author(s):  
Piroze M Davierwala ◽  
Friedrich W Mohr

The surgical management of acute coronary syndrome still remains a challenge for the cardiac surgeon. Although most patients can be managed by percutaneous coronary intervention, for patients with complex multivessel or left main coronary artery disease (high SYNTAX score), in whom percutaneous coronary intervention is not possible or is unsuccessful, urgent or emergent coronary artery bypass graft surgery is the only available option. It is very important for surgeons to determine the optimum timing of surgical intervention, which is usually based on the clinical presentation, coronary anatomy, and biomarkers. Surgeons should be conversant with the different operative techniques, whether off- or on-pump coronary artery bypass graft surgery, that would help in achieving the best possible outcomes in such situations. Early and late survival of patients depends not only on an efficiently executed operation, but also on the competency of the post-operative care delivered. Modern perioperative management is reinforced by the availability of a variety of mechanical cardiopulmonary assist devices, like the intra-aortic balloon pump, the extracorporeal membrane oxygenation, and an array of ventricular assist devices, which aid us in managing very sick patients presenting with cardiogenic shock. The results of coronary artery bypass graft surgery for acute coronary syndrome, as published in the literature, vary significantly, because of the heterogeneity of patient populations, operative timing, and haemodynamic status, making a comparison of surgical outcomes almost impossible. Only one randomized trial has been conducted to that effect, to date. A heart team approach, involving an interventional cardiologist and a cardiac surgeon, is mandatory to determine the best treatment strategy and achieve the best possible outcomes in patients with acute coronary syndrome.


Cor et Vasa ◽  
2015 ◽  
Vol 57 (2) ◽  
pp. e63-e69
Author(s):  
Jiří Bárta ◽  
Radim Brát ◽  
Jaroslav Gaj ◽  
Martin Kolek ◽  
Kamil Novobílský ◽  
...  

Author(s):  
Piroze M Davierwala ◽  
Michael A Borger

The surgical management of acute coronary syndrome still remains a challenge for the cardiac surgeon. Although most patients can be managed by percutaneous coronary intervention, for patients with complex multivessel or left main coronary artery disease (high SYNTAX score), in whom percutaneous coronary intervention is not possible or is unsuccessful, urgent or emergent coronary artery bypass graft surgery is the only available option. It is very important for surgeons to determine the optimum timing of surgical intervention, which is usually based on the clinical presentation, coronary anatomy, and biomarkers. Surgeons should be conversant with the different operative techniques, whether off- or on-pump coronary artery bypass graft surgery, that would help in achieving the best possible outcomes in such situations. Early and late survival of patients depends not only on an efficiently executed operation, but also on the competency of the post-operative care delivered. Modern perioperative management is reinforced by the availability of a variety of mechanical cardiopulmonary assist devices, like the intra-aortic balloon pump, the extracorporeal membrane oxygenation, and an array of ventricular assist devices, which aid us in managing very sick patients presenting with cardiogenic shock. The results of coronary artery bypass graft surgery for acute coronary syndrome, as published in the literature, vary significantly, because of the heterogeneity of patient populations, operative timing, and haemodynamic status, making a comparison of surgical outcomes almost impossible. Only one randomized trial has been conducted to that effect, to date. A heart team approach, involving an interventional cardiologist and a cardiac surgeon, is mandatory to determine the best treatment strategy and achieve the best possible outcomes in patients with acute coronary syndrome.


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