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Papillary Muscle Rupture

A woman in her 60s with inferior myocardial infarction developed acute heart failure. A, This video shows a ruptured papillary muscle (red arrow) on transthoracic echocardiography (TTE). B, A transgastric view during intraoperative transesophageal echocardiography again shows the ruptured posteromedial papillary muscle (white arrow), and this patient underwent mitral valve replacement. C, A separate patient with similar pathology is shown undergoing mitral valve repair. Click the Related Article link for a complete review of mechanical complications of acute myocardial infarction and the related video links to watch imaging findings of left ventricular free wall rupture and left ventricular septal rupture.

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