Medical oncologist Mark Scholz, MD gives an overview of the different assays that are sometimes useful in helping a patient decide whether to get an mpMRI or biopsy to check for the presence of prostate cancer.

0:04 Can you give an overview of the different assays for prostate cancer (e.g. 4K, ExoDx, FoundationOne, PC3A, PHI, etc.)? Which are the most useful and when should they be used?

1:46 How does the 4K score work? Have you ever seen it change a patient's course of treatment?

Don’t know your stage? Take the quiz: Visit http://www.prostatecancerstaging.org

To learn more about prostate cancer visit http://www.pcri.org

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