患者,男性,46岁。主因上腹部疼痛3小时于1997年5月9日入院。患者于3小时前无诱因突然出现上腹部疼痛,为持续性钝痛,呈进行性加重,伴恶心、呕吐一次,为胃内容物,无发热、腹泻。既往无肝炎、肝硬化及肝癌病史。查体:体温36.2℃,脉搏84次/ｍｉｎ,呼吸16次/ｍｉｎ,血压120/75ｍｍＨ Patient, male, 46 years old. The patient was admitted to hospital on May 9, 1997 due to upper abdominal pain for 3 hours. The patient had no cause of sudden epigastric pain for 3 hours before. He had persistent dull pain and showed progressive aggravation. He had nausea and vomiting once. He had stomach contents, no fever and diarrhea. Past history of hepatitis, cirrhosis, and liver cancer. Physical examination: body temperature 36.2°C, pulse 84 beats/min, breathing 16 times/min, blood pressure 120/75mmH