梗阻部位在胆总管（） -题库考试答案搜索网

梗阻部位在胆总管（）

单选题

2021-09-18 03:17

A、肝内胆管扩张、肝管扩张、胆囊空虚
B、肝内外胆管扩张、胆囊增大
C、肝内外胆管扩张、胆囊增大、胰管扩张（双管征）
D、肝内胆管不扩张、肝管扩张、胆囊空虚
E、肝内胆管不扩张、肝管不扩张、胆囊空虚

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正确答案

B

试题解析

根据解剖结构，不难理解，当梗阻部位在胆总管时，肝内外胆管扩张、胆囊也增大。梗阻部位在肝总管或以上时，肝内胆管、肝管扩张，胆囊在肝总管以下不会扩张。梗阻部位在壶腹部时，除肝内胆管和胆囊扩张外，胰管也扩张。

标签：肿瘤外科学主治医师

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