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PROSTATE CANCER: ESMO CLINICAL PRACTICE TREATMENT GUIDELINES                                          1
                        Interpreting the guidelines for Canadian health care providers                          2,3





                                                           LOCALIZED PCa



           VERY LOW RISK*     LOW RISK*                  INTERMEDIATE RISK*                    HIGH RISK*     VERY HIGH RISK*
            All of: • T1c • GG 1    All of the following    No high-risk features and 1-3 of:  0 very high-risk features and   ≥ 1 of: • T3b–T4
            • PSA < 10 ng/mL    but does not qualify      • T2b–T2c • GG 2–3 • PSA 10–20      exactly 1 of    • Primary GS 5  
           • < 3 prostate biopsy   for very low risk:
          fragments/cores positive,                                                          • T3a • GG 4 or 5     • > 4 cores with
           ≤ 50% cancer in each   • T1-T2a • GG 1                                            • PSA > 20 ng/mL    GG 4 or 5
             fragment/core  • PSA < 10 ng/mL    FAVOURABLE            UNFAVOURABLE
         • PSA density < 0.15 ng/mL/g        All of: • 1 IRF • GG 1 or 2     ≥ 1 of: • 2–3 IRFs • GG 3 
                                           • < 50% biopsy cores positive  • ≥ 50% positive biopsy cores
                                                                                             EBRT + ADT  RP +     Watchful
                                                                                            (18-36 months)  PLND   waiting

                                                                      Consider ADT for
                               RT (EBRT,
                     Active                     Watchful               4-6 months
                   surveillance  brachytherapy,   RP  waiting
                               or SABR)
        ADT   Androgen deprivation therapy                     RP ±     RT (EBRT,   Watchful
        ARAT  Androgen receptor-axis-targeted therapy          PLND   brachytherapy,   waiting
        CRPC  Castration-resistant prostate cancer                      or SABR)
        EBRT  External beam radiation therapy
        GG   Grade group
        GS   Gleason score                                RELAPSE AFTER RADICAL THERAPY          See metastatic castrate sensitive prostate cancer
        HIFU   High-intensity focused ultrasound
        IRF   Intermediate risk factor                 After RT                  After RP           Metastases:
        PCa   Prostate cancer                                                                        YES    Continuous ADT ± ARAT,
        PLND  Pelvic lymphadenectomy                                                                          docetaxel, or EBRT
        PSA   Prostate-specific antigen
        RP   Radical prostatectomy             Local salvage (HIFU, brachytherapy,   Early salvage RT to prostate bed ± pelvic   Watchful waiting or
        RT   Radiotherapy                         cryotherapy, RP ± PLND)    nodes (consider ADT for 6-24 mos),    NO  intermittent ADT
        SABR  Stereotactic ablative radiotherapy    or watchful waiting       or watchful waiting
        *Definitions of risk are from NCCN Guidelines 4
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