目的重视小肠疾病在上消化道出血中所占比例,提高小肠疾病的确诊率,减少误诊漏诊。方法对12例以上消化道出血为首发症状的小肠疾病的病因、诊断进行分析。结果12例患者虽以上消化道出血为首发症状,但出血部位不在上消化道,而是在小肠。结论以上消化道出血为首发症状的小肠疾病要引起重视,在急诊或首诊时要全面分析,及时检查,以防误诊。 The purpose of attention to small bowel disease in the proportion of upper gastrointestinal bleeding, improve the diagnosis of intestinal disease, reduce misdiagnosis. Methods The etiology and diagnosis of 12 cases of intestinal diseases with gastrointestinal bleeding as the first symptom were analyzed. Results Although 12 cases of patients with gastrointestinal bleeding as the first symptom, but not in the upper gastrointestinal bleeding site, but in the small intestine. Conclusion The above gastrointestinal bleeding as the first symptom of intestinal disease should pay attention to the emergency or first visit to a comprehensive analysis and timely examination to prevent misdiagnosis.