子宫颈妊娠是一种较罕见的异位妊娠,发病率低于异位妊娠的1%〔1〕,临床上易误诊为宫内妊娠流产而施行清宫手术,术中常发生大出血,甚至危及病人生命。近年来,阴道超声已成为妇产科临床诊断异位妊娠的重要辅助手段〔2〕,为早期诊断宫颈妊娠提供了新的方法。现将我院应用阴道超声 Cervical pregnancy is a rare ectopic pregnancy, the incidence is lower than 1% of ectopic pregnancy [1], clinically misdiagnosed as intrauterine pregnancy abortion and the implementation of Qing surgery, bleeding often occur during surgery, and even endanger the lives of patients . In recent years, vaginal ultrasound has become an important auxiliary measure for the clinical diagnosis of ectopic pregnancy in obstetrics and gynecology [2], which provides a new method for early diagnosis of cervical pregnancy. Now my hospital application of vaginal ultrasound