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With the exception of skin cancer, prostate cancer is the most common type of cancer among men in the United States. Early detection may result from a blood test called a PSA (prostate-specific antigen), and/or a digital rectal exam. The digital rectal exam checks the rear surface of the prostate gland for any abnormalities. A lump or hardness found during the exam might be a sign of prostate cancer.
Review Date 7/1/2025
Updated by: Kelly L. Stratton, MD, FACS, Associate Professor, Department of Urology, University of Oklahoma Health Sciences Center, Oklahoma City, OK. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
