If your PSA is below 4, most doctors agree that you needn't be tested again for a year. When you have another test, remember that it's normal for your reading to go up by a few tenths of a point ...

A PSA test measures your blood level of prostate-specific antigen (PSA), a protein that your prostate gland produces, to help screen for prostate cancer.

Dr. Neal Patel says biopsy results may not fully capture prostate cancer risk, stressing that PSA, stage and disease volume ...

While PSA testing is not routinely available on the NHS, all men aged 50 or over can, in theory, request an appointment with their GP to discuss the possibility of getting a test.

The test results are typically reported as nanograms of PSA per milliliter of blood, and an elevated PSA can be a sign of prostate cancer. What is considered a normal PSA level varies by age group.

How do I request one? What are the downsides to taking one? Are there better alternatives? We answer all these questions and more ...

But one PSA test result alone is usually not enough for a doctor to make an informed decision about whether to recommend a biopsy. For example, a digital rectal exam can also be used to evaluate ...

Research Highlight Published: 01 December 2006 Finasteride improves capacity of the PSA test to detect prostate cancer Nature Clinical Practice Urology 3, 633 (2006) Cite this article ...