Can high-dose-rate brachytherapy prevent the major genitourinary complication better than external beam radiation alone for patients with previous transurethral resection of prostate?

Purpose To compare the grade 3 genitourinary toxicity and oncological outcome for localized prostate cancer between high-dose-rate (HDR) brachytherapy and external beam radiation therapy (EBRT) alone in patients with previously undergone Transurethral resection of the prostate (TURP).