患者，男性，53岁，农民，因左上腹不适4个月，加重伴发热消瘦1个月于lop年4月25日人院。患者于人院前4个月觉左上团不适及饭后饱胀，但仍能参加一般农活，未就医。人院前1个月上述症状加重，伴发热胃纳差，明显消瘦，当地治疗无效。既往史：2年前患肺结核，当地不正规治疗数月 The patient, male, 53 years old, farmer, was discomforted for 4 months in the upper abdomen, and he was aggravated with fever and weight loss for 1 month on April 25th in the hospital. The patient felt discomfort in the left upper corps and fullness after meals 4 months before attending the hospital, but he was still able to participate in general farm work and did not seek treatment. One month before the hospital, the above symptoms worsened, with poor appetite and obvious weight loss. The local treatment was ineffective. Past history: Tuberculosis 2 years ago, local irregular treatment for several months