That's why we use screening tests. That's why we use the PSA blood test. Every year, a man over the age of 50 should have a PSA blood test, as well as a digital rectal exam to screen for prostate ...

The first step is often a blood test for prostate-specific antigen (PSA). If PSA levels exceed a ... A team of experienced radiologists interpreted the images. "Tissue samples were taken only ...

The first step is often a blood test for prostate-specific antigen (PSA). If PSA levels exceed a ... A team of experienced radiologists interpreted the images. "Tissue samples were taken only ...