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异位妊娠是指受精卵在子宫腔以外的器官或组织内着床发育,是妇科常见的急腹症之一。根据孕卵着床的部位不同,最常见的为输卵管妊娠,约占95%左右,其中输卵管壶腹部妊娠最常见,约占70%左右。经阴道超声是近年来发展起来的腔内超声的一种,探头频率高,分辨力强,且接近子宫、卵巢等盆腔内结构,可获得比经腹超声更多有用的诊断信息,可以及时、准确地诊断异位妊娠。经腹壁和经阴道途径联合对异位妊娠进行超声检查,提高诊断率。
Ectopic pregnancy refers to fertilized eggs in the uterine cavity outside the organ or tissue implant development is one of gynecological common acute abdomen. According to different parts of the pregnancy egg implantation, the most common tubal pregnancy, accounting for about 95% of tubal ampulla of which the most common pregnancy, accounting for about 70%. Transvaginal ultrasound is an intracavitary ultrasound developed in recent years, the probe frequency is high, strong resolution, and close to the uterus, ovary and other pelvic structure, can be more useful than the transabdominal ultrasound diagnostic information, timely, Accurate diagnosis of ectopic pregnancy. Transabdominal and transvaginal approach to ectopic pregnancy ultrasound examination to improve the diagnostic rate.