Hypofractionated Accelerated Pelvic Nodal Radiotherapy (GCC 2048)

This study tests a faster radiation schedule (fewer, larger doses given over a shorter time) for treating prostate cancer and the surrounding pelvic lymph nodes, compared to the traditional longer course of treatment. The goal is equal effectiveness with a more convenient, shorter treatment timeline. **You may be eligible if...** - You are 18 or older and have a confirmed diagnosis of prostate adenocarcinoma (within 180 days) - You have intermediate- to high-risk prostate cancer requiring treatment of both the prostate and pelvic lymph nodes - Your imaging shows no spread to lymph nodes **You may NOT be eligible if...** - Your cancer has spread to lymph nodes or distant organs - You have had prior pelvic radiation - You have significant inflammatory bowel disease or hip replacement affecting treatment planning Talk to your doctor to see if this trial is right for you.