此外，在临床上对心脏二尖瓣反流的测量没有金标准，因此，急需研究新的真实、客观有效的观察和定量评价方法。
Moreover, there is no golden standard of the clinic mitral regurgitation measurement; it's needed to develop true objective observing and new quantitative assessment method.
这项检查没有痛苦，主要用于检查二尖瓣的脱垂和血液通过渗漏二尖瓣的反流情况。
The echocardiogram is a painless test that's used to look for prolapse of the mitral valve flaps and for backflow (regurgitation) of blood through the leaky valve.
方法应用实时三维彩色超声心动图和二维超声心动图(2de)测量10例二尖瓣偏心反流患者的二尖瓣偏心反流容积、左心房容积及二者比值，评价二尖瓣偏心反流的程度。
Methods RT-3DCE and 2de were applied on 10 patients with EMR and got regurgitation volume, left atrial volume and their ratio to evaluate the degree of EMR.
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