Salvage Ultrahypofractionated Postoperative External Radiotherapy For Biochemical Recurrence

Eligible patients are those with (1) persistently detectable PSA post-operatively or (2) developing biochemical recurrence after prostatectomy with initially undetectable PSA, without evidence of macroscopic local relapse and/or regional and distant metastases at restaging, proposed for receiving up to 15 Gy in a single session to the prostate bed.