Primary Mitral Regurgitation, Surgery in the Transcatheter Era: When the neighbourhood becomes noisy: A State of Art Review

Abstract Primary mitral regurgitation (PMR) is a valvular heart disorder that found is treatment with surgery that has been the gold standard for decades with different techniques to approach this pathology. In the last decade Transcatheter-Edge-to-Edge Repair (TEER) emerged as a valid option for this type of pathology, in case of surgical unsuitability. Others device emerged as well leaving less remark compared to TEER. The article analyze the old and new frontiers as well as the controversies of this phenotype.