原发性腹膜后肿瘤一例报告龚景庆腹膜后肿瘤少见，又无特殊症状，因此就诊较晚，且瘤体大，受累器官、血管较多，临床上较难判定大小和准确部位，给手术治疗带来一定困难。本院于１９９４年收治１例，现报告如下；患者女性，５１岁。入院前发现右侧上腹膨隆，下蹲及弯腰困... A case of primary retroperitoneal tumor Gong Jingqing retroperitoneal tumor is rare, no special symptoms, so the doctor is late, and the tumor is large, affected organs, blood vessels, clinically difficult to determine the size and exact location, to the surgical treatment band It must be difficult. The hospital received 1 case in 1994 and the report is as follows; the female patient is 51 years old. Before admission, he found that the right upper abdomen was bulging, squatting, and bending down.