A rare case of urinary bladder stone secondary to migrating Intra Uterine Device.

Intrauterine contraceptive devices (IUCDs) is one of the most commonly used in Bhutan. IUCDs are effective, safe, cheap, and has minimal systemic side effects. One of the major but rare complications is perforation of uterus and migration into pelvic and abdominal cavity and organs. Migrating into urinary balder is a rare complication. We report the first case of bladder stone secondary to migrating Copper T in a 50-year-old female who presented to the surgical department of Jigme Dorji Dorji Wangchuck National Referral Hospital.