Mitral Regurgitation After Anteroapical Myocardial Infarction
Author(s) -
Chaim Yosefy,
Rоnen Beeri,
Jorge Guerrero,
Mordehay Vaturi,
Marielle ScherrerCrosbie,
Mark D. Handschumacher,
Robert A. Levine
Publication year - 2011
Publication title -
circulation
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 7.795
H-Index - 607
eISSN - 1524-4539
pISSN - 0009-7322
DOI - 10.1161/circulationaha.110.977843
Subject(s) - medicine , papillary muscle , myocardial infarction , mitral regurgitation , cardiology , ejection fraction , anatomy , heart failure
Mitral regurgitation (MR) generally accompanies inferobasal myocardial infarction (MI), with leaflet tethering by displaced papillary muscles. Mitral regurgitation is also reported with anteroapical MI without global dilatation or inferior wall motion abnormalities. We hypothesized that anteroapical MI extending to the inferior apex displaces the papillary muscles, tethering the mitral leaflets to cause MR.
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