胃高位良恶性溃疡的内镜对照分析陈友雄胃高位良、恶性溃疡属于两种性质不同的疾病，但发生部位与外观大致相同，内镜下常容易误诊或漏诊。本文将高位良恶性溃疡分为两组，对照分析如下。临床资料一、资料来源：我院自１９７６～１９８８年间经内镜检出胃高位溃疡９１例，... Endoscopic contrast analysis of benign and malignant gastric ulcer CHEN You-xiong Gastric high-grade benign and malignant ulcers belong to two different types of diseases, but the appearance of the site and the appearance of the same, often easily misdiagnosed or missed endoscopy. This high-grade benign and malignant ulcers will be divided into two groups, the control analysis is as follows. Clinical data First, the source: Our hospital from 1976 to 1988 by endoscopy detected gastric ulcer in 91 cases, ...