患者,女,35岁,10分钟前由外院以“急性下腹部疼痛伴阴道少量流血”为主诉急转我院就诊。我院妇产科急诊超声波检查:充盈膀胱后见子宫位置前位,大小7.5cm×5.5cm×6.0cm,被膜光滑,形态饱满,肌层回声均质,内膜厚1.1cm,居中,宫颈厚度3.7cm,回声均质。于右侧附件区可探及大小约3.2cm×3.0cm的妊娠囊反射,囊内可探及成形的胎儿,见胎心、胎动(图1),左侧附件区未探及异常回声。于子宫直肠 Patients, female, 35 years old, 10 minutes ago by the hospital to “acute abdominal pain with a small amount of vaginal bleeding” as the main complaint of emergency treatment in our hospital. Obstetrics and Gynecology in our hospital emergency ultrasound: Fill the bladder see the anterior uterine position, the size of 7.5cm × 5.5cm × 6.0cm, smooth, full-shaped, muscular echo homogeneous, endometrial thickness 1.1cm, median, thickness of the cervix 3.7cm, echo homogeneous. In the attachment area on the right to explore the size of about 3.2cm × 3.0cm gestational sac reflex, intracapsular exploration and the formation of the fetus, see fetal heart rate, fetal movement (Figure 1), the left attachment area was not explored and abnormal echo. In the uterus rectum