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上消化道出血的原因主要为冒、十二指肠溃疡、食管静脉曲张破裂、胃粘膜病变和肿瘤。出血是贲门癌常见的并发症，1982年以来，我们共收治以出血为首发症状而无吞咽梗阻的贲门癌七例，占同期责门癌手术例数的4．3％（45／1051）。现分析如下。1资料与方法1．1一般资料：本组45例
Upper gastrointestinal bleeding is mainly caused by diarrhea, duodenal ulcer, rupture of esophageal varices, gastric mucosal lesions and tumors. Bleeding is a common complication of cardiac cancer. Since 1982, we have treated a total of seven cases of cardiac cancer with bleeding as the first symptom and no swallowing obstruction, accounting for 4.3% (45/1051) of the number of cancer operations in the same period. The analysis is as follows. 1 Materials and Methods 1.1 General Information: 45 patients in this group