任何二尖瓣返流应该都有超声心动图测量心脏瓣膜返流的形状，以及对左心室功能的影响。
Anyone with mitral regurgitation should have a baseline echocardiogram to measure the amount of regurgitation as well as the shape and function of the left ventricle.
结果M型与二维图像显示气球模型形状和壁运动与左心室十分相似。
Results Conventional m mode and 2d imaging verified that the balloon model was similar to left ventricle in its shape and wall motion.
结果M型与二维图像显示气球模型形状和壁运动与左心室十分相似。
Results Conventional m mode and 2d imaging verified that the balloon model was similar to left ventricle in its shape and wall motion.
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