上消化道出血的原因多为应激性溃疡即急性胃粘膜病变，常见于应激状态下的危重病例。以前泌尿外科病人术后发生上消化道出血者并不多见，未引起足够重视。我院１９９４年至今共发现术后上消化道出血者１５例，其中２例为较严重的出血，报告如下。１　临床资料本组１５例，男１ Upper gastrointestinal bleeding mostly due to stress ulcer that is acute gastric mucosal lesions, common in stressful cases of critically ill. Previous urological patients postoperative upper gastrointestinal bleeding are rare, did not cause enough attention. Our hospital since 1994 found a total of 15 cases of upper gastrointestinal bleeding, 2 cases of more serious bleeding, the report is as follows. 1 clinical data in this group of 15 cases, male 1