Imaging manifestations of patients with PL and schematic diagram of modified ileal conduit surgery. a CT scan showed increased fat around the bladder, bilateral ureters compressed by fat. b CT scan showed severe hydronephrosis in bilateral renal pelvis and ureters. c MRI indicated that the bladder was deformed and elongated, the position was raised, and the ureter shifted to the middle. d Three-dimensional reconstruction model of CTU.