Unintended pregnancy with IUD in situ reveals the IUD placement into one of the uterine horns in a bicornuate uterus

Long-term urologic and gynecologic follow-up and the importance of collaboration for patients with anorectal malformations

“…In patients with didelphic uteri, providers have reported placing IUD's in both horns as pregnancies have been reported when an IUD was placed in only one horn of a bicornuate uterus. 54 For those women with didelphic uteri there is very little evidence to guide the use of IUDs and it may be that other contraceptive options, including hormonal contraceptives, are more appropriate Alternatively, comorbidities associated with ARM, such as hypertension secondary to renal disease and some congenital heart abnormalities, may preclude the use of estrogen containing hormonal contraceptives. 55 Case 6…”