患儿男，１１岁，因上腹痛５天、解柏油样黑便４天收入病房，病程中伴有较频繁的呕吐，为咖啡样胃内容物。体检：腹平软，脐上压痛明显，无反跳痛，未触及腹块，心肺检查无特殊。辅助检查：大便隐血试验阳性。胃镜检查见胃腔内大量咖啡样液，十二指肠球部和降部明显充血、... Children male, 11 years old, due to abdominal pain for 5 days, solution asphalt black 4 days income Ward, the course of the disease associated with more frequent vomiting, as the coffee-like stomach contents. Physical examination: abdominal soft, tender tenderness on the umbilical, no rebound tenderness, no palpable abdominal mass, no specific cardiopulmonary examination. Auxiliary examination: stool occult blood test was positive. Gastroscopy see a large amount of coffee in the stomach fluid sample, duodenal bulb and descending obvious congestion, ...