２３例胃及小肠出血的病因分析张宽学，马双余，刘贤宁，张晓辉（西安第二附属医院消化内科７１０００４）胃及小肠出血是临床常见急症。近年来由于内镜技术迅速发展及广泛应用，使胃出血的病因多能及时明确诊断，而小肠出血病因复杂，诊断困难。作者报告分析了我院１９８... Etiology of 23 cases of stomach and small intestine hemorrhage Zhang Kuanxue, Ma Shuangyu, Liu Xianning, Zhang Xiaohui (Second Affiliated Hospital of Xi’an Gastroenterology 710004) Gastric and small intestinal bleeding is a common clinical emergency. In recent years, due to the rapid development of endoscopic technology and widespread use, the cause of gastric bleeding can promptly and clearly diagnosed, and the etiology of small intestinal bleeding, diagnosis difficult. The author reported the analysis of our hospital 198 ...