Radiation treatment planning
PROSTATE
After consent and eligibility verification, patients will undergo CT/MRI simulation for radiotherapy planning. Patients will receive delivery of either 32.5 Gy in 5 fractions over 2 weeks or 55 Gy in 20 fractions over 4 weeks to the prostate fossa ± pelvic lymph nodes. Indications for nodal coverage include PSA > 0.4 ng/ml, high Decipher score, or pathologically positive lymph nodes as per the clinician’s discretion [Radiotherapy Prescription Doses to Prostatic Fossa and Pelvic Lymph Nodes for 20 fraction and 5 fraction schedules