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传统观念认为十二指肠溃疡(duodenal ulcer, DU)在前、后壁的发生率相等,前壁溃疡易穿孔,后壁溃疡易出血或出血较多。最近虽有报道内窥镜检查发现球部前壁溃疡较后壁多见,但仍认为后壁溃疡易合并出血。
The traditional concept that duodenal ulcer (DU) in the anterior and posterior wall of the same incidence of anterior wall ulcer easily perforation, posterior wall ulcer prone to bleeding or bleeding more. Although recent reports of endoscopic examination found that the anterior wall ulcer ball more common than the posterior wall, but still considered easy to merge the posterior wall ulcer bleeding.