Two-Dimensional Strain for the Assessment of Left Ventricular Function in Low Flow–Low Gradient Aortic Stenosis, Relationship to Hemodynamics, and Outcome
Author(s) -
Philipp E. Bartko,
Georg Heinze,
Senta Graf,
MarieAnnick Clavel,
Aliasghar Khorsand,
Jutta BerglerKlein,
Ian G. Burwash,
Jean G. Dumesnil,
Mario Sénéchal,
Helmut Baumgartner,
Raphaël Rosenhek,
Philippe Pîbarot,
Gerald Mundigler
Publication year - 2012
Publication title -
circulation cardiovascular imaging
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.584
H-Index - 99
eISSN - 1942-0080
pISSN - 1941-9651
DOI - 10.1161/circimaging.112.980201
Subject(s) - cardiology , ejection fraction , medicine , stenosis , hemodynamics , univariate analysis , dobutamine , speckle tracking echocardiography , heart failure , multivariate analysis
Decision making in patients with low flow-low gradient aortic stenosis mainly depends on the actual stenosis severity and left ventricular function, which is of prognostic importance. We used 2-dimensional strain parameters measured by speckle tracking at rest and during dobutamine stress echocardiography to document the extent of myocardial impairment, its relationship with hemodynamic variables, and its prognostic value.
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