- Patients with stage T1 or T2 untreated adenocarcinoma of the prostate, with a Gleason score that is less than or equal to 6, as well as a prostate-specific antigen (PSA) between 10-20 (intermediate risk) or patients with stage T1 or T2 untreated adenocarcinoma of the prostate, with a Gleason score that is equal to 7, as well as a PSA equal to or less than 20 (intermediate risk).