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经阴道超声检查操作简便、直观性强，结合穿刺、尿HCG测定，临床上可获得准确的诊断信息，是目前诊断早期异位妊娠的最好的途径。输卵管妊娠破裂前超声提示宫旁低回声区包块，可见圆形妊娠囊暗区，少数病例可看到原始胎心搏动，发生输卵管妊娠破裂时超声提示宫旁高回声区包块，内部回声增强，妊娠囊包在血肿中，破裂时间较长时宫旁包块内部回声紊乱，边缘增厚。假妊娠囊是患者宫内膜蜕膜化以及宫腔内贮留的少量血液，超声现不清楚轮廓，不完全的层次以及不规整的边缘，细致观察不难鉴别。“,”transvaginal ultrasound is simple,intuitive is strong;Combination with the determination of the puncture,urine HCG,clinical can obtain accu-rate diagnostic information is the best way to early diagnosis of ectopic pregnancy. Tubal pregnancy ruptures before us palace keyed by acoustic area bag piece, visible circular gestational sac dark space,a few cases can see original heart beating;When the ruptured tubal pregnancy ultrasound tip near the palace hypere-choic area bag piece,internal echogenicity,gestational sac bag in the hematoma;Broken for a long time when the house beside the bag piece disorder of internal echoes,edge thickening. False intrauterine decidual membrane in patients with gestational sac and is and intrauterine retention of a small amount of blood,ultra-sound is not clear outline.