主治医师:请实习医师报告病历。病历摘要患者男,25岁。因上腹部疼痛4个月,低热1月于1984年6月26日入院。患者于1984年2月下旬开始感上腹部隐痛,食欲略减,1个月后腹痛加重,与饮食无关、无反酸,但嗳气较多,初为稀便每天1～2次,色黄,近2月大便有时棕褐色,食欲锐减,乏力,体重减轻10公斤。1个月来常有低热,无盗汗,曾服“胃病药”无效,尿量减少,无浮肿,以往无肝 Attending Physician: Ask an intern to report the medical record. Medical record summary Patient male, 25 years old. Due to four months of epigastric pain, fever was admitted to hospital on June 26, 1984 in January. The patient began to feel abdominal pain in late February 1984. Her appetite decreased slightly. Her abdominal pain worsened after 1 month. She had no relation with diet, no acid reflux, but she had more hernia. At first, she was loose stools 1 or 2 times a day, and her color was yellow. In the past 2 months, the stool was sometimes brown, with a sharp loss of appetite, fatigue, and a weight loss of 10 kilograms. 1 month often low fever, no night sweats, had served “gastric medicine” invalid, reduced urine output, no edema, no previous liver