case_images: PMC10855012_01
case_images: Transvaginal pelvic ultrasound at initial presentation showing a cervical ectopic pregnancy.
case_images: cureus-0016-00000052125-i01.jpg
case_images: PMC10855012_01_cureus-0016-00000052125-i01.jpg
case_images: FIG1
case_images: Pelvic ultrasound imaging showed a 1.5 cm gestational sac and yolk sac with surrounding blood flow located in the cervical canal 20 mm from the external cervical os (Figure 1).
case_images: Transvaginal pelvic ultrasound at representation with trophoblastic tissue at the cervix and marked vascularity.
case_images: cureus-0016-00000052125-i02.jpg
case_images: PMC10855012_01_cureus-0016-00000052125-i02.jpg
case_images: FIG2
case_images: Repeat pelvic ultrasound showed an irregularly shaped gestational sac with a yolk sac in the cervical canal 9 mm from the external os, and increased vascularity confirmed trophoblastic implantation in the cervix consistent with cervical ectopic pregnancy (Figure 2).
case_images: Transvaginal pelvic ultrasound following multi-dose methotrexate regimen and uterine artery embolization.
case_images: cureus-0016-00000052125-i03.jpg
case_images: PMC10855012_01_cureus-0016-00000052125-i03.jpg
case_images: FIG3
case_images: The ultrasound demonstrated a persistent irregular and hemorrhagic gestational sac measuring 2.7 cm within the cervical canal with surrounding decreased vascularity compared to imaging eight days prior (Figure 3).