Value of trophoblast blood flow detection by transvaginal or transrectal color Doppler ultrasound in early differential diagnosis of ectopic pregnancy
经阴道或经直肠彩色多普勒超声检测滋养层血流对异位妊娠早期鉴别诊断的价值

Objective To evaluate the application value of trophoblast blood flow detection by transvaginal or transrectal(TVTR) color Doppler ultrasound in early diagnosis of ectopic pregnancy. Methods Three hundred and twenty cases of early pregnancy(50 intrauterine-pregnancy group, 92 in abortion group and 178 in ectopic-pregnancy group)with or without abdominal pain and vaginal bleeding took TVTR examination. Ultrasound (US) findings were analyzed and compared with results of surgery pathology and clinical follow-u...