Left Ventricular Dyssynchrony Using Three-Dimensional Speckle-Tracking Imaging as a Determinant of Torsional Mechanics in Patients With Idiopathic Dilated Cardiomyopathy
Left Ventricular Dyssynchrony Using Three-Dimensional Speckle-Tracking Imaging as a Determinant of Torsional Mechanics in Patients With Idiopathic Dilated Cardiomyopathy
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DOI:
10.1016/j.amjcard.2011.11.059
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发表时间:
2012-04-15
影响因子:
2.8
通讯作者:
Hirata, Ken-Ichi
中科院分区:
文献类型:
--
作者:
Matsumoto, Kensuke;Tanaka, Hidekazu;Hirata, Ken-Ichi
The aim of this study was to use 3-dimensional (3D) speckle-tracking echocardiography to test the hypothesis that left ventricular (LV) dyssynchrony may negatively affect LV torsional mechanics in patients with idiopathic dilated cardiomyopathy (IDC) and that LV torsion may improve after cardiac resynchronization therapy. This study included 65 subjects; 20 with IDC with ejection fractions = 120 ms), 20 with IDC with ejection fractions