Transcatheter Edge-to-Edge Repair With MitraClip G4 System Compared With PASCAL System in Patients With Functional Mitral Regurgitation: A Propensity Score-Matched Analysis.
BACKGROUND Functional mitral regurgitation (FMR), resulting from left ventricular dysfunction or left atrial dilation, is associated with heart failure and increased mortality. Mitral transcatheter edge-to-edge repair is an established treatment for patients with severe symptomatic FMR who are at high surgical risk. Ho...