Carrying out a mitral valve replacement (MVR) while preserving all chordae tendineae in patients with mitral regurgitation has been proven beneficial to the left ventricular performance. To evaluate the effectiveness of this technique in patients with mitral stenosis, a comparison of the echocardiographic data between patients who were operated on using this technique (Group Preservation = Grou...

To cite: Kenzaka T, Nishimura Y. BMJ Case Rep Published online: [please include Day Month Year] doi:10.1136/bcr-2014203592 DESCRIPTION A 56-year-old man had undergone mitral valvuloplasty owing to a 3-year history of mitral insufficiency caused by chordae tendineae rupture. Prosthetic valve ring and artificial chordae tendineae are usually used in this case. The patient was referred to the hosp...