PSA Testing to Determine Men at High Risk for Aggressive Prostate Cancer Forward arrow iconAn arrowing pointing forward, usually indicating forward movement, or the ability the share something via social media. Close iconAn icon showing an uppercase letter "X", indicating that this will close the current element. Share Facebook iconAn icon representing the Facebook social media site. Twitter iconAn icon representing the Twitter social media site. LinkedIn iconAn icon representing the social media service LinkedIn. Printer iconAn icon showing a printer, indicating the ability to print the associated media. Print Video04:00Memorial Sloan Kettering statistician Andrew Vickers describes a recommended screening strategy to determine men at highest risk for developing an aggressive prostate cancer requiring treatment.