下列情况中,适合进行单纯未闭动脉导管结扎术的是()
A.合并Eisenmenger综合征
B.合并主动脉缩窄
C.合并细菌性心内膜炎
D.合并室间隔缺损
E.以上都不是
参考答案:E
We ______ the difficulty together, but why didn't you tell me?
A.should face
B.might face
C.could have faced
D.must have faced
静脉血栓形成是大手术后的重要并发症之一。血栓形成常发生在(),一旦血栓脱落可发生致命的()