Is the Roach formula predictive for biochemical outcome in prostate cancer patients with minimal residual disease undergoing local radiotherapy after radical prostatectomy?

Purpose To find out if the risk of biochemical failure can be predicted applying the risk assessment for lymph-node metastases as suggested by the Roach formula for patients with minimal residual disease after radical prostatectomy undergoing adjuvant radiotherapy. Materials and methods Patients after radical prostatectomy presenting with pT3-tumours or positive surgical margins, negative nodes and with a post-operative and pre-radiotherapy PSA...