
TEER noninferior to surgery in patients with heart failure, mitral regurgitation
In patients with heart failure and secondary mitral regurgitation, transcatheter edge-to-edge repair was found to be as effective as mitral valve surgery with fewer safety events in the MATTERHORN trial. The study included 210 patients who were randomly assigned to either undergo transcatheter edge-to-edge repair or surgical mitral valve repair or replacement. The primary efficacy…