Postoperative or Salvage Radiotherapy (RT) for Node Negative Prostate Cancer Following Radical Prostatectomy

Exclusion Criteria

• •Evidence of distant metastasis (M1).
• •Prior systemic chemotherapy for any reason.
• •Previous irradiation to the pelvis that would compromise the ability to deliver the prescribed study treatment.
• •Active inflammatory bowel disease (Crohn's disease, diverticulitis or ulcerative colitis) affecting the rectum. (Non-active diverticulitis and Crohn's disease not affecting the rectum are allowed).
• •History of hip replacement.
• •Prior or concurrent cancer, other than non-melanomatous skin cancer, unless disease free for at least 5 years.
• •Taking Saw Palmetto or methotrexate and unable or unwilling to discontinue its use during radiation.