Cardiogenic shock as a complication of acute mitral valve regurgitation following posteromedial papillary muscle infarction in the absence of coronary artery disease. - Bizzarri F; Mattia C; Ricci M; Coluzzi F; Petrozza V; Frati G; Pugliese G; Muzzi L (Journal of Cardiothoracic Surgery, 2008)