患者，男，３７岁，腰背左侧酸痛不适７年，半年来左上腹出现坠胀感，劳累后加重伴轻度腹痛，症状逐渐加重。无消化系泌尿系症状。查体：左上腹深部可扪及中等硬度包块，边界清楚，表面光整，活动度小，触痛明显。１９９５年６月１５日以“左上腹包块”住院。Ｂ超提示左上... The patient, male, 37 years old, had a soreness on the left side of his back for 7 years. He felt a heavy sensation in the left upper quadrant for six months. He was aggravated with mild abdominal pain after exertion and his symptoms gradually worsened. No digestive urinary symptoms. Physical examination: The upper left abdomen can be palpable with moderate hardness, with clear borders, smooth surface, small activity, and tenderness. On June 15, 1995, he was hospitalized with a “upper left mass.” B-tip prompt left upper ...