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问题 单项选择题 A1型题

食管癌手术后早期最严重的并发症是（）

A.胸腔积液

B.吻合口瘘

C.吻合口狭窄

D.肺部感染

E.反流性食管炎

答案

参考答案：B

解析：吻合口瘘是食管癌手术后早期最严重的并发症，死亡率超过50%。

名词解释

军事民主制
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