echocardiography

Results Color Doppler echocardiography showed that the embryocardia ductus arterious flow had a bright shunt from the pulmonary to descending aorta.

24%胎存在生理性三尖瓣返流,肺力普遍较高,胎导管血流单向自肺流向降主,显色明亮。

Conculsion The level of the abnormal MBF reserve in stenosed coronary artery may be the mainly physiopathologic basis of dipyridamole stress echocardiography in detecting coronary stenosis.

结论狭窄冠MBF储备异常程度可能是双嘧达莫负荷超声评价冠狭窄主要病理生理基础。