异位胰腺是一种少见的先天畸形。其临床表现不典型,缺乏特异性,易发生误诊。上消化道异位胰腺主要发生于胃和十二指肠,多表现为黏膜下隆起病灶,随着胃镜及超声胃镜的迅速发展,其检出率已明显提高,治疗上以内镜下手术治疗为主。本文回顾性分析42例上消化道异位胰腺患者的临床资料,对其临床表现、胃镜和超声内镜下特点以及内镜下治疗进行总结,报道如下。 Ectopic pancreas is a rare congenital malformation. The clinical manifestations of atypical, the lack of specificity, prone to misdiagnosis. The upper gastrointestinal ectopic pancreas occurs mainly in the stomach and duodenum, mostly submucosal uplift lesions, with the rapid development of endoscopy and ultrasound gastroscopy, the detection rate has been significantly improved, the treatment of endoscopic surgery for the Lord. This article retrospectively analyzed 42 cases of upper gastrointestinal ectopic pancreas in patients with clinical data on its clinical manifestations, endoscopy and endoscopic ultrasonography features and endoscopic treatment summarized as follows.