1　病例介绍患者杨某 ,39岁 ,职务 :工人。腹部包块二年余 ,既往月经规律 ,在当地医院诊治 ,做Ｂ超提示 ,卵巢肿瘤。患病期间未经药物治疗 ,无发热及消瘦 ,无腹痛及阴道流血。于 1999年 2月 2 0日入院 ,体检 :心肺正常 ,下腹部膨隆如 6个月大小 ,下腹部可触及肿物超儿头大小 , 1 Case Introduction Patient Yang, 39, Position: Worker. Abdominal mass for more than two years, the law of previous menstruation, diagnosis and treatment at the local hospital, do B-ultrasound, ovarian cancer. She was not treated with drugs during her illness, no fever and weight loss, no abdominal pain, and vaginal bleeding. On February 20, 1999, she was admitted to the hospital. The physical examination was normal: the heart and lungs were normal, and the lower abdomen bulged, as large as 6 months, and the upper abdomen could reach the size of the tumor.