[An Unusual Case of Ischemic Mitral Valve].

Mechanisms leading to mitral regurgitation can be multiple and have different etiologies. We present the case of severe mitral insufficiency due to posterior papillary muscle rupture in a young man, with exertional dyspnea, but permanently asymptomatic for chest pain and without clinical and laboratory signs of myocardial ischemia at the time of our evaluation.