Papillary muscle rupture after myocardial infarction

Pathologic specimen showing complete transection of papillary muscle (arrow) after an acute myocardial infarction. The patient died with severe mitral regurgitation.

Photograph courtesy of Dr William D Edwards. From Reeder GS, Gersh BJ. Acute myocardial infarction. In: Internal Medicine, 4th ed, Stein JH, Hutton JJ, Kohler PO, et al (Eds), Mosby-Year Book, St Louis 1994, p.69. By permission.

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