18F-FDG and 99mTc-MDP are excreted through the renal system. For the most part, radiotracers are uniformly distributed in the bladder; however, their distribution can exhibit unique patterns in certain situations. We present a case of stratified urine activity in a floppy neobladder on nuclear medicine imaging performed just after CT and MRI contrast studies, respectively.
- Fluid-fluid level
- Orthotopic neobladder