阴道超声检查子宫及子宫内膜异常是一种非常有效的方法。探头置于阴道内与盆腔器官密切接触,能较清晰地显子宫外形,分清子宫内膜的三层结构。然而,单纯的阴道超声检查,难以区分子宫壁及子宫内小的结构异常。为了提高超声影像的敏感性及准确性,我们将无菌生理盐水注入宫腔,观察 Vaginal ultrasound examination of the uterus and endometrial abnormalities is a very effective method. Probe placed in the vagina and pelvic organs in close contact with the uterine appearance can be more clearly, distinguish the endometrial three-tier structure. However, simple vaginal ultrasound, it is difficult to distinguish between small uterine wall and uterine structural abnormalities. In order to improve the sensitivity and accuracy of ultrasound imaging, we injected sterilized saline into the uterine cavity to observe