Title: Evaluation of radial systolic function of left ventricular with myocardial infarction by velocity vector imaging
Abstract:Objective To explore the value of velocity vector imaging(VVI)in evaluating radial systolic function of left ventricular with myocardial infarction(MI).Methods Twenty-four male Wister rats were divide...Objective To explore the value of velocity vector imaging(VVI)in evaluating radial systolic function of left ventricular with myocardial infarction(MI).Methods Twenty-four male Wister rats were divided into MI group(n=10)and control group(n=14).Left main coronary artery of MI group were ligated,and the similar operation were performed in control group without coronary artery ligation.VVI was used to analyse the radial strain and strain rate of regional left ventricule in rata.Results Compared with control group,the radial strain and strain rate of infarcted segments(anterior wall and anterior septal)were decreased significantly(P 0.05)was found when compared radial strain and strain rate in different left ventricle segments in control group.Conclusions VVI can be used as a quantitive tool in evaluating the radial systolic function of left ventricular with MI.
Key words:
Echocardiography; Myocardial infarction; Ventricular function,left; Velocity vector imagingRead More
Publication Year: 2010
Publication Date: 2010-02-25
Language: en
Type: article
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