- Radiographic findings suspicious for metastatic disease in the treating physician's clinical judgment. Participant who had radiographically suspicious pelvic lymph nodes prior to radial prostatectomy, but who, at the time of enrollment did not have suspicious adenopathy was eligible. Participant was eligible even if he/she had tumor-containing pelvic adenopathy at the time of surgery as long as at the time of enrollment there was no radiographically evident nodal disease in the clinician's opinion