1病历摘要患者女,75岁,于入院前2年B超检查发现盆腔一肿物,平时偶伴有下腹不适。近4个月来,起床时于下腹部自己能摸到一儿头大的肿物,B超检查发现肿物明显肿大;近一周来,自觉下腹部坠胀感,伴腰痛而住院治疗。体检发现腹部膨隆,大小如妊娠9个月,左附件区触及一直径约20cm囊性肿? 1 medical records Abstract Female, 75 years old, 2 years before admission B-ultrasound found pelvic mass, usually accompanied by lower abdominal discomfort. Nearly 4 months, get up in the lower abdomen can touch a large tumor in his head, B-scan found swollen tumor was significantly enlarged; nearly a week to feel the lower abdomen bulge, with low back pain and hospitalization. Physical examination found bulging abdomen, the size of 9 months of pregnancy, the left attachment area touched a diameter of about 20cm cystic swelling?