Three-Dimensional Echocardiography for the Evaluation of the Left Ventricular Outflow Tract in a Patient with a History of Mitral Valve Replacement

A 46-year-old lady who had a history of a 27-mm St. Jude mechanical mitral prosthesis implantation and tricuspid annuloplasty 8 years previously for rheumatic valvular disease and mitral valve cleaning for mitral valve malfunction as a result of thrombosis 2 years earlier was hospitalized due to increasing dyspnea.