Radiation Therapy for Prostate Cancer Using HYpofractionation Directed by UltraSound (RAPHYDUS): A Brazilian Public Health Care System Study.

Purpose: This study evaluated the toxicity associated with a short course dose-escalated hypofractionated radiation therapy (HFRT) using image guided RT with or without androgen suppression therapy in patients with prostate cancer.

Methods And Materials: This single-center prospective observational study included 132 patients with prostate cancer from 2016 to 2020. Patients received HFRT using image guided RT (84%) with 3-dimensional (91%) or intensity modulated RT (9%).