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2. Prostate cancer screening - Wikipedia

   en.wikipedia.org/wiki/Prostate_cancer_screening

   Prostate-specific antigen. Prostate-specific antigen (PSA) is secreted by the epithelial cells of the prostate gland and can be detected in a sample of blood. [14] PSA is present in small quantities in the serum of men with healthy prostates, but is often elevated in the presence of prostate cancer or other prostate disorders. [15]

3. What Your PSA Test Says About Your Prostate - AOL

   www.aol.com/psa-test-says-prostate-110000368.html

   Research shows combining the PSA and PSE can improve the accuracy of prostate cancer detection. ... Prostate cancer is usually graded between 6 and 10, Dr. Levin says. Scores below 6 are rarely used.

4. New Urine Test for Prostate Cancer May Help Reduce ... - AOL

   www.aol.com/lifestyle/urine-test-prostate-cancer...

   A prostate cancer biomarker test that utilizes genes indicating high-grade prostate cancer appears highly accurate. ... to improve accuracy. PSA is naturally secreted in the body, whether or not ...

5. 10 Warning Signs of Prostate Cancer, According to Doctors - AOL

   www.aol.com/lifestyle/10-warning-signs-prostate...

   PSA levels between 4 and 10 suggest you could have about a 25 percent chance of prostate cancer, and levels over 10 signal that your chance of having the cancer is more than 50 percent.

6. Prostate-specific antigen - Wikipedia

   en.wikipedia.org/wiki/Prostate-specific_antigen

   Prostate-specific antigen (PSA), also known as gamma-seminoprotein or kallikrein-3 (KLK3), P-30 antigen, is a glycoprotein enzyme encoded in humans by the KLK3 gene.PSA is a member of the kallikrein-related peptidase family and is secreted by the epithelial cells of the prostate gland in men and the paraurethral glands in women.

7. Tumor marker - Wikipedia

   en.wikipedia.org/wiki/Tumor_marker

   Reflect the stage of cancer; By determining the stage of cancer, it's possible to give a prognosis and treatment plan. [4] Screening for cancers; No screening test is wholly specific, and a high level of tumor marker can still be found in benign tumors. The only tumor marker currently used in screening is PSA (prostate-specific antigen ...