Fig. 3From: The effectiveness of hysteroscopy for the treatment of cesarean scar pregnancy: a retrospective cohort studyTransvaginal ultrasound image of a cesarean scar pregnancy at 50 postmenstrual days. A, Image showing empty uterine cavity and cervical canal, with the gestational sac visible in the lower uterine segment. B, Color power Doppler image showing vascularity in the lower uterine segment. C and D, Image showing gestational residue in the lower uterine segment, with abundant blood flow signal 2 weeks after hysteroscopy. EN, endometrium; MYO, myoma; GS, gestational sac; CX, cervix; GT, gestational residueBack to article page