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患者，男，４４岁。因上腹疼痛３年，加重伴腹部包块１年入院。３年前患者无诱因。上腹阵发性疼痛，餐后明显，近１年腹痛加重并于左上腹触及一包块，包块增长较快。有时便血。近３个月包块增大明显，并出现低烧。自发病以来食欲正常，无腹泻、呕吐及消瘦。查体左上腹膨隆...
Patient, male, 44 years old. Due to abdominal pain for 3 years, aggravated with abdominal mass for 1 year. Three years ago, the patient had no incentive. Paroxysmal pain in the upper abdomen was evident after the meal, abdominal pain increased in the past 1 year and a mass was touched in the left upper abdomen, and the mass increased rapidly. Sometimes blood in the stool. In the past 3 months, masses increased significantly and low fever appeared. Appetite has been normal since the onset, without diarrhea, vomiting, and wasting. Check the left upper quadrant bulge...