Do you utilize urethral catheterization at the time of simulation for prostate SBRT planning?
Is MRI fusion is adequate for urethral delineation and sparing? Would you worry about prostate deformation by placement and removal of catheter at sim?
Answer from: Radiation Oncologist at Academic Institution
The need for a urethral catheter at simulation depends somewhat upon your dosing technique/strategy, and also whether a planning MRI is obtained. The reason for this is the need for a catheter to precisely define the location of the urethra depends on whether there will be dose sufficient to c...