MRI Assisted Focal Boost With HDR Monotherapy for Prostate Cancer Patients

Prior to brachytherapy treatment, a multiparametric MRI will be obtained for identification of the dominant intraprostatic lesion (DIL) and fused with the preplanning transrectal ultrasound. A total of 19 Gy will be prescribed to the prostate, organ at risk limits will be observed and up to 22.5 Gy can be delivered to the DIL