目的：应用肺静脉血流图结合二尖瓣血流图评价糖尿病心脏病变引起的左室舒张功能变化，旨在探讨更敏感的检测方法。
Objective:To seek for a new Echo Doppler method which can more sensitively detect changes of left ventricular diastolic function in NIDDM.
为了解二尖瓣关闭不全时的血流动力学变化，我们以彩色多普勒超声心动图研究了55例二尖瓣关闭不全患者，其中31例经手术对照。
To evaluate the hemodynamics of mitral regurgitation, we studied 55 patients with mitral insufficiency by color Doppler echocardiography, among whom 31 were operated for confirmation.
将m型取样线置于二尖瓣口左室流入道至心尖获取彩色左室舒张期血流传播图测量fpv。
Color m mode Doppler echocardiography studies were obtained from mitral valve orifice toward the apex: the rate of flow propagation velocity (FPV) from apical 4 chamber views.
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