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当前学科:消化内科
题目:
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胃十二指肠溃疡引起大出血的原因是()
A . 溃疡周围黏膜炎性糜烂
B . 溃疡侵及胰腺
C . 溃疡壁血管脆性增加
D . 溃疡基底的动脉被侵蚀破裂
E . 胆汁反流加重黏膜损害
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