Comparison of the different cardioplegic strategies in cardiac valves surgery: who wins the “arm-wrestling”?

Cardioplegic arrest represented one of the most important (probably the greatest) achievement of cardiac surgery in the last 40 years because it allowed, on one hand, the feasibility of treating all heart pathologies with a stopped and bloodless heart and then to ensure, at the same time, myocardial protection during the ischemic period.