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

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

   What Your PSA Test Results Mean THE PSA IS a good initial “check engine light” for the prostate, says Garrett Pohlman , M.D., a urologist and host of The Prostate Health Podcast.

3. 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]

4. Prostate cancer - Wikipedia

   en.wikipedia.org/wiki/Prostate_cancer

   Those with high levels of PSA in their blood are at increased risk for developing prostate cancer. Diagnosis requires a biopsy of the prostate. If cancer is present, the pathologist assigns a Gleason score, and a higher score represents a more dangerous tumor. Medical imaging is performed to look for cancer that has spread outside the prostate ...

5. 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.

6. Doctors Explain What Prostate Cancer Screenings Involve

   www.aol.com/doctors-explain-prostate-cancer...

   Then, he usually repeats the PSA test and performs a DRE. If the result still shows an elevated PSA, it’s recommended that guys get an MRI or biopsy of the prostate, depending on the individual ...

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 ...