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PSA Standardization



High-Grade Prostate Cancer is Not Rare When PSA =4.0 ng/mL6

Slide 10

October 2009

Since that time it has been shown by numerous studies that many high-grade prostate cancers are missed using the 4.0 ng/mL cutoff, and a Memorial Sloan Ketterling Cancer Center Study demonstrated that as many as 20% of PSAs that are over 4 ng/mL will eventually return to “normal” within a four year follow up window of time. Other strategies were needed to further optimize the use of PSA.

Prostate Cancer Not Rare

 


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