患者,男,40岁,于12年前因十二指肠球部溃疡穿孔行胃大部切除术(毕Ⅱ式,结肠前),术后恢复良好。患者1周前感上腹部胀痛不适,呈阵发性,伴恶心,无呕吐,无腹泻及黑便。查体:腹部平坦,上腹正中可见长约15 cm纵行手术瘢痕,肝脾未触及肿大,腹部无压痛及反跳痛,未扪及包块,无移动性浊音 The patient, male, 40 years of age, had partial gastrectomy (biopsy, anterior colon) for duodenal bulb ulcer perforation 12 years earlier and recovered well after surgery. The patient had upper abdominal pain and discomfort 1 week ago, was paroxysmal, with nausea, no vomiting, no diarrhea and melena. Physical examination: flat abdomen, the middle of the abdomen can be seen about 15 cm Longitudinal surgical scars, liver and spleen untreated swelling, no tenderness and rebound tenderness in the abdomen, palpable mass, no dullness of movement