Differentiation of Viable and Nonviable Myocardium by the Use of Three-Dimensional Tagged MRI in 2-Day-Old Reperfused Canine Infarcts
Author(s) -
Pierre Croisille,
Christopher C. Moore,
Robert M. Judd,
João A.C. Lima,
Marina Arai,
Elliot R. McVeigh,
Lewis C. Becker,
Elias A. Zerhouni
Publication year - 1999
Publication title -
circulation
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 7.795
H-Index - 607
eISSN - 1524-4539
pISSN - 0009-7322
DOI - 10.1161/01.cir.99.2.284
Subject(s) - medicine , carnivora , cardiology , pathology
To limit ischemic myocardial injury, it is important to differentiate viable from infarcted myocardium. Three dimensional (3D) tagged MRI has the ability to quantify myocardial 3D deformation and strain (noninvasively and precisely), and can achieve a true comparison of contraction not only from region to region, but also at different levels of function. In this study, we investigated whether regional strain mapping obtained by 3D-tagged MRI can differentiate between viable but stunned myocardium and nonviable myocardium.
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