Are PSA scores calculated differently by different labs? — T.W. ANSWER: Yes, there are several different manufacturers who make devices to measure PSA levels, and each is slightly different.

My PSA score has lowered from 11.4 ng/mL (before finasteride) to 7.9 ng/mL, but I understand that this score should be doubled when taking finasteride. So, I think my PSA score has risen overall.

While the American Cancer Society does not recommend “routine” prostate-specific antigen screening for men, there's a lot to consider as you age.

Are PSA scores calculated differently by different labs? — T.W. ANSWER: Yes, there are several different manufacturers who make devices to measure PSA levels, and each is slightly different. A 2021 ...

Q: I am a 74-year-old male in relatively good health. The only prescribed medication I take is 5 mg of amlodipine daily. My issue is my PSA score. In 2004, I had a UTI, and the urologist told me ...