患者男,36岁。因排柏油样大便两天于1999年12月24日来院就诊。既往有幽门溃疡并发出血史,胃镜检查发现:幽门口前边边缘有一直径约2mm的溃疡,周围充血水肿,底部有褐色血痂附着,幽门口圆形,未发现新鲜出血点。诊断为幽门溃疡并发出血。胃溃疡好发于胃小弯,尤其是胃小弯最低处——胃角。幽门管溃疡较为少见,其主要表现为:1.餐后立即出现中上腹疼痛,其程度较为剧烈而无节律,并可使 Male patient, 36 years old. Pai Pao-like stool for two days in December 24, 1999 to hospital. Past pyloric ulcer with bleeding history, gastroscopy found: pyloric front edge of a diameter of about 2mm ulcer around the congestion and edema, the bottom of the brown blood crust attached to the pylorus round, no fresh bleeding was found. Diagnosis of pyloric ulcer with bleeding. Stomach ulcers occur in the lesser curvature of the stomach, especially the lowest point of gastric curvature - stomach angle. Pyloric ulcer is relatively rare, and its main manifestations are: 1. Immediate middle-upper quadrant pain after meal, the degree of more intense without rhythm, and can make