PSA….CONTROVERSIAL, BUT STILL WORTHWHILE WHEN USED WITH PERSPECTIVE
In the past, the total PSA value over 4.0 was considered suggestive of prostate cancer. Subsequent experience has shown this to be inadequate as an absolute cut-off. Among the ways we have changed our analysis of the PSA is looking at PSA velocity (change of PSA over time) with a rise in PSA over 0.5 …
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