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-  2016 

三维斑点追踪技术评价心脏移植患者术后早期左心功能

Keywords:
three-dimensional speckle-tracking heart transplantation left ventricular function

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Abstract:


Objective To assess early left heart functional alteration in patients with heart transplantaion by three-dimensional speckle-tracking echocardiography. Methods Three-dimensional images of 55 patients with heart transplantaion were analyzed using post-processing software to evaluate and compare the left ventricular systolic function,volume and other indicators at 1 and 12 months after surgery.Results Fifty-five patients with heart transplantaion,with 2 cases lost to follow-up,were divided into the rejection group (n=10) and the no-rejection group (n=43).Intragroup comparison showed no difference for left ventricular function between 1 month and 12 months after transplantation in the no-rejection group while in the rejection group,left ventricular end diastolic volume (LVEDV),left ventricular end-stolic volume (LVESV),left ventricular stroke volume (LVSV),MASS at 12 months after transplantation were smaller than that at 1 month .Compared with the no-rejection group,the rejection group had similar left ventricular function at 1 month after heart transplantation,while at 12 months after surgery,their LVEDV,LVSV,MASS,and global principal longitudinal strain (GPSL) were significantly decreased (P<0.05).Conclusions The left ventricular function had changed early after heart transplantation.Three-dimensional speckle-tracking echocardiography can accurately determine the alteration of left ventricular function in patients with heart transplantaion.

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