Fig. 1From: Role of collateral embolization in addition to uterine artery embolization followed by hysteroscopic curettage for the management of cesarean scar pregnancyTransabdominal ultrasound (a) of a patient with caesarean scar pregnancy showed an empty uterine cavity and cervical canal, and the gestational sac (GS) implanted at the site of a cesarean scar and surrounded by thin myometrium. The Doppler ultrasound (b) revealed the increased vascular flow surrounding the GSBack to article page