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大量研究表明幽门螺杆菌（Ｈｐ）感染是十二指肠球部溃疡（ＤＵ）的主要病因之一，但是，Ｈｐ导致溃疡的发生机理尚未完全阐明。本文通过对十二指肠球部溃疡活动期（ＤＵ－Ａ），瘢痕期（ＤＵ－Ｓ）以及慢性浅表性胃炎（ＣＳＧ）患者胃窦、十二指球部粘膜Ｈｐ的检测及空腹胃液
A large number of studies have shown that Helicobacter pylori (Hp) infection is one of the major causes of duodenal ulcer (DU). However, the pathogenesis of ulcer caused by Hp has not been fully elucidated. In this paper, the gastric mucosal Hp in gastric antrum and duodenum in patients with duodenal ulcer active stage (DU-A), scarring (DU-S) and chronic superficial gastritis (CSG)