Advantages of ASA Disadvantages of ASA Advantages of SM Disadvantages of SM
Less invasive AV block requiring PPM Immediate reduction in LVOT gradient Prolonged hospital stays
Shorter hospital stays Need for re-intervention Beneficial in younger patients Prolonged intensive care stays
Can be offered to those who are high surgical risk Ventricular arrhythmias Greater reduction in mitral valve regurgitation Left bundle branch block
Can be offered to older patients Can be offered to those who need cardiac surgery for other pathologies More invasive