Background: Intravesical lithogenesis following IUD intrauterine device migration is a serious complication which has been rarely reported.

Case Report: Here in, we report the case of 46 aged woman, 7th gestation and 7th parity, who started with periodic complains of pollakiuria, burning and urgenturia 6 months after IUD insertion. Ultrasonography and Plain abdominal X ray evoked an intra bladder T device witch branch was enclosed by lithiasis. Referred to the hospital for proper management, the diagnostic confirmation has been done by uretrocystoscopy. A cystolithotomy was performed and post operatory follow up has been uneventful. Rapid specialized management is advisable face to IUD cord missing, especially when this is associated to LUTS (low urinary tract syndrome).