患者,女性,40岁。发现盆腔肿物一年余。一年前在外院检查时发现盆腔内肿物,自述肿物较小,无何不适而未治疗。近一个月经常感下腹坠胀,腰酸痛,洗浴时发现右侧会阴部向外膨出。超声检查:子宫大小正常,前壁肌瘤结节直径约1.0cm,双侧卵巢大小形态及回声正常。子宫右侧可见不均质低回声,形态不规则,大小约14.0cm×9.0cm×8.0cm,内部有数个小的低～无回声（图1）。其上缘紧贴前腹壁,下界深达 Patient, female, 40 years old. Found pelvic masses more than a year. A year ago in the hospital found pelvic pelvic examination, readme smaller, no discomfort without treatment. Nearly a month often feel lower abdominal bulge, back pain, bathing and found that the right side of the perineum bulging outward. Ultrasonography: normal uterine size, anterior fibroid nodules diameter of about 1.0cm, bilateral ovarian size and shape and echo normal. On the right side of the uterus can be seen heterogeneous hypoechoic, irregular shape, the size of about 14.0cm × 9.0cm × 8.0cm, there are several small internal low-no echo (Figure 1). Its upper edge close to the anterior abdominal wall, the lower reaches of deep