According to the American Cancer Society, men age 50 or older should be offered a digital rectal exam (DRE) and a blood test to check the level of prostate specific antigen (PSA). African-American men and men with a family history of prostate cancer should be examined beginning at 45.
Prostate cancer is most often found through a blood test measuring the amount of prostate specific antigen (PSA) in the body. Most men diagnosed with prostate cancer have no symptoms and only find their cancer due to screening. However, sometimes prostate cancer can cause symptoms. Some signs to look for include:
If your doctor suspects you might have prostate cancer, some tissue will be taken from your prostate and examined under a microscope. This test is called a biopsy.