Massive Vesical Calculi Formation as a Complication of Augmentation Cystoplasty

Introduction: here we report an unusual case of massive stone formation in augmented urinary bladder. case presentation: a 25-year-old man presented with recurrent urinary tract infection ten years after augmentation cystoplasty after a complex pelvic fracture urethral distraction defect. on evaluation by ultrasonography, x-ray, and computed tomography of abdomen showed large burden of stones in the urinary bladder. patent underwent an open cystolithotomy and forty stones weighing about 1400 g were removed. it was one of the largest reported stone burdens following augmented cystoplasty until now. discussion: even though stone formation is a common complication after augmentation cystoplasty, it can be prevented by regular bladder wash and good follow-up.