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NBME 20 Answers

nbme20/Block 1/Question#47

A 60-year-old woman with type 2 diabetes mellitus ...

Rupture of a papillary muscle

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submitted by hayayah(418),

The two most important MI complications that occur within a 2-5 day span are papillary muscle rupture and interventricular septum ruture.

Papillary muscle rupture leads to severe mitral regurgitation, heard as a systolic murmur at the apex.