Cancer screening means looking for cancer before it causes symptoms. However, most prostate cancers grow slowly or not at all.
Two tests are commonly used to screen for prostate cancerâ€”
As a rule, the higher the PSA level in the blood, the more likely a prostate problem is present. But many factors, such as age and race, can affect PSA levels. Some prostate glands make more PSA than others. PSA levels also can be affected byâ€”
Because many factors can affect PSA levels, your doctor is the best person to interpret your PSA test results.