十二指肠Ｂｒｕｎｎｅｒ腺瘤是一种罕见的十二指肠良性肿瘤。症状、体征和放射学发现缺乏特征性 ,内镜和肿块活检亦难以确认 ,以致偶有被误诊为十二指肠恶性肿瘤。本文报道十二指肠Ｂｒｕｎｎｅｒ腺瘤 4例。1　临床资料本组男 3例 ,女 1例。年龄 3 0～ 5 7岁。表现为上腹部疼痛 Duodenal Brunner adenoma is a rare benign duodenal tumor. Symptoms, signs, and radiological findings are lacking in features. Endoscopic and lump biopsy are also difficult to identify, resulting in occasional misdiagnosis of duodenal malignancy. This article reports 4 cases of duodenal Brunner adenoma. 1 clinical data in this group of 3 males and 1 female. Age 30-7 years old. Showing abdominal pain