十二指肠球部良性肿瘤少见 ,巨大良性肿瘤未见文献报告 ,我们遇到 1例十二指肠球部巨大肠腺腺瘤 ,经手术、病理证实 ,报告如下。1　病历报告　患者男 ,40岁 ,因烧心 ,反酸 1年余 ,食后呕吐 1月余 ,加重 7天入院 ,呕吐物量大 ,无呕血及黑便 ,体检及实验室检查无特殊。 2 0 0 0年 The benign tumors of the duodenal bulb are rare, and huge benign tumors have not been reported in the literature. We encountered one case of a large intestinal adenoma of the duodenal bulb, which was confirmed by surgery and pathology. The report is as follows. 1 medical records of patients Male, 40 years old, because of heartburn, acid reflux more than 1 year, more than a month after eating vomiting, increased hospitalization 7 days, a large amount of vomiting, no vomiting and black stool, physical examination and laboratory tests without special. 2 0 0 years