Wen Loong Yeow

All articles by Wen Loong Yeow

Mitral Regurgitation: Transcatheter Repair

General description of procedure, equipment, technique Transcatheter repair of the mitral valve (MV) for severe mitral regurgitation (MR) with the MitraClip system (Abbott Vascular, Santa Clara, CA) is a novel, entirely percutaneous procedure requiring a transfemoral venous access (Figure 1). The system consists of a steerable guide catheter, which is inserted through a femoral access…

Mitral Stenosis: Percutaneous Transvenous Mitral Commissurotomy

General description of procedure, equipment, technique Percutaneous transvenous mitral commissurotomy (PTMC), also known as percutaneous mitral balloon valvotomy, has become the procedure of choice for patients with symptomatic severe mitral stenosis (MS) who have suitable mitral valve (MV) morphology on echocardiography. The principle of PTMC is that when a fluid filled balloon is expanded, equal…

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