M. Adnan Nadir

2 months ago | jacc.org | Harish Sharma |Mohsin Ullah |Sagar N Doshi |M. Adnan Nadir

Introduction Valve-in-ring transcatheter mitral valve replacement (TMVR) has emerged as a treatment option for patients with recurrence of mitral regurgitation (MR) after previous mitral annuloplasty who are at prohibitive risk of re-do surgery.1 In the current absence of purpose-built fully percutaneous valves that can be implanted in an annuloplasty ring, TMVR currently involves the implantation of a circular transcatheter heart valve (THV) designed for transcatheter aortic valve...