恶性腹腔积液是一种临床常见的征象,约占所有腹腔积液的10%。在女性,病因以卵巢癌最常见,占30%~54%,而在男性则以胃肠道肿瘤最多,其它肿瘤如乳腺癌、肺癌、胰腺癌、肝癌、子宫内膜癌、恶性腹膜间皮瘤、恶性淋巴瘤等亦可引起[1]。此外,有约20%的患者原发肿瘤不明[2]。恶性腹腔积 Malignant ascites is a common clinical symptom, accounting for about 10% of all ascites. In women, the most common cause of ovarian cancer, accounting for 30% to 54%, while in men the most gastrointestinal tumors, other tumors such as breast cancer, lung cancer, pancreatic cancer, liver cancer, endometrial cancer, malignant peritoneal mesothelioma Tumors, malignant lymphoma, etc. can also cause [1]. In addition, about 20% of patients with primary tumor is unknown [2]. Malignant abdominal mass