Radiation Therapy for Rising Prostate Specific Antigen (PSA) Post-prostatectomy

The goal of this clinical research study is to create a registry (research database) of clinical data about patients who receive radiation therapy, with or without hormone therapy, to treat prostate cancer that has come back after surgical removal of the prostate. This treatment is standard and the actual treatment is not part of this protocol. The goal of this clinical research study is to create a registry (research database) of clinical data about patients who receive radiation therapy, with or without hormone therapy, to treat prostate cancer that has come back after surgical removal of the prostate. This treatment is standard and the actual treatment is not part of this protocol. Researchers want to collect data and use this registry to learn about the long-term status of prostate cancer after these treatments. This is an investigational study. Up to 500 patients will take part in this study. All will be enrolled at MD Anderson, Spartanburg Regional Healthcare System, and/or MD Anderson Cancer Center Albuquerque. Researchers want to collect data and use this registry to learn about the long-term status of prostate cancer after these treatments.