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A Practical Approach to the Canadian Urological Association

      Recommendations on Prostate Cancer Screening and Early Diagnosis                                        1





                          PSA Screening                                           Adjunctive Strategies for Improving

      Offer PSA screening to men with a life expectancy >10 years.                   Prostate Cancer Early Diagnosis
      The decision of whether or not to pursue PSA screening should be
      based on shared decision-making after the potential benefits and harms   mpMRI followed    • Recommended for biopsy-naive patients at elevated risk of
      associated with screening have been discussed (LoE, 1; GoR, B).
                                                                            by targeted biopsy *    clinically significant prostate cancer who are  candidates
                                                                                               for curative management with suspected clinically localized
      Based on current evidence, organized PSA screening appears to result in a                prostate cancer.
      reduction in prostate cancer mortality; however, the CUA recognizes that PSA
      screening may not be the best option for all men, and healthcare providers should   PSAV  • Not recommended in isolation for clinical decision-making.
      discuss the potential risks and benefits of PSA screening with their patients.         • Routine PSAV can provide additional information
                                                                                               about a patient’s risk of prostate cancer.
                                                                            PSAD             • Discouraged as sole test for clinical decision-making.
              Prostate Biopsy Decision-making
                                                                                             • Can be considered adjunctively in men with known prostate
                                                                                               volumes.
      Men undergoing screening should be involved in the decision-making
      regarding prostate biopsy. The decision to pursue biopsy should be    Percent free PSA  • Not recommended in isolation for clinical decision-making.
      based upon a discussion of the best evidence for estimating the risk                   • Can be useful in estimating the risk of underlying disease in
      for aggressive prostate cancer (Expert opinion).                                         men with elevations in PSA (LoE, 2; GoR, C).

      The PSA should be repeated and confirmed before proceeding to prostate   Biomarkers    • May improve the prediction of clinically significant prostate
      biopsy. The decision to proceed with prostate biopsy should take into account   (e.g., 4Kscore ,      cancer in men with moderately elevated PSA.
                                                                                     ®
                                                                              ®
      several factors, including PSA level, results from adjunct tests or risk calculators,   PHI , PCA3)  • Expensive; not publicly funded in Canada.
      competing comorbidities, and patient preferences.
                                                                                             • Widespread use not encouraged by the CUA.
      Abbreviations: 4Kscore : four-kallikrein panel; GoR: grade of recommendation; LoE: level   Prostate risk   • Can be used to estimate the risk of clinically significant
                     ®
      of evidence; mpMRI: multiparametric magnetic resonance imaging; PCA3: prostate cancer   calculators    prostate cancer in men presenting with an elevated PSA.
               ®
      antigen 3; PHI : Prostate Health Index; PSA: prostate-specific antigen; PSAD: PSA density;
      PSAV: PSA velocity.
                                                                            *The mpMRI statements were published by Cancer Care Ontario and endorsed by the CUA.
      Endorsed by
                                                        Access all CUA guidelines online and a full version of the          cua.org
                                                        prostate cancer screening and early diagnosis guideline at
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