The presence of bladder injury must be considered in patients with lower abdominal pain after bladder surgery. Bladder rupture is a rare complication of bladder surgery, complications of which include urinoma, ascites, infection, hematuria, incontinence and fistula formation. Retrograde cystography, ultrasonography and CT studies can be employed to make the diagnosis. CT has the added advantages of providing effective evaluation of concomitant complications and the retroperitoneal region.