target delineation, SBRT prostate, radiosurgery, image guidance, target contouring, imaging protocol, plain, contrast, arterial, venous, delayed, motion management, abdominal compression, breath hold, bladder and bowel management, enema, radiotherapy, MRI, Boolean, genitourinary confluence, axial...

contouring nuances, OAR, prostate cancer radiotherapy, risk stratification, PSA level, intensity-modulated radiotherapy versus stereotactic body radiotherapy, SBRT, moderate hypofractionation, nodal coverage, RTOG pelvis, IMRT, rectum, define post boundary of prostate, anatomy of LA, PR, PC, IC, ...