Other than the fact that prostate-specific antigen (PSA) screening is a simple blood test, little else about this cornerstone of prostate cancer screening is simple. That includes the question of whether there are normal PSA levels by age. Generally, your risk of having prostate cancer increases along with your PSA
Tag: free psa test
It’s well known that the prostate-specific antigen (PSA) test used to screen for prostate cancer is imprecise. Elevations in PSA may signal prostate cancer, but they also may be due to nonmalignant prostate conditions.
Further complicating the screening process is that several medications and a number of other modifiable factors may