If you know of someone who is submitting to prostrate exams perhaps you or they should have a look at the latest study published by the British Medical Journal.
The British Medical Journal just published a 20 year study on the Prostrate screening test. It is interesting information to say the least. Here is the link to the article.
Just so you know this was the conclusion: After 20 years of follow-up the rate of death from prostate cancer did not differ significantly between men in the screening group and those in the control group.