恶性腹水是肿瘤引起液体在腹腔内异常潴留,常见于乳腺、支气管、卵巢、胃、胰腺、结肠等部位的肿瘤。据统计以恶性腹水起病的病人有20%没找到原发灶[1]。发生恶性腹水通常属于肿瘤的晚期,1年生存率小于10%。大量腹水增加腹腔压力,引起腹痛、呼吸困难、食欲下降、恶心、呕吐等, Malignant ascites is caused by abnormal tumor fluid retention in the abdominal cavity, common in the breast, bronchus, ovary, stomach, pancreas, colon and other parts of the tumor. According to statistics, 20% of patients with malignant ascites did not find primary tumor [1]. Malignant ascites usually belong to the advanced stage of the tumor, 1-year survival rate of less than 10%. A large number of ascites increased intraperitoneal pressure, causing abdominal pain, dyspnea, loss of appetite, nausea, vomiting, etc.,