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  1. Palmetto State Armory: Firearms, Ammo, Parts and Optics ...

    PSA is your Trusted Online Headquarters for AR-15s, AK-47s, Handguns, Shotguns, Ammo, Optics, Parts and a lot more at incredible prices. Trust & Save Today!

  2. PSA Collectibles Authentication and Grading Service

    PSA is the industry leader in sports and hobby card grading as well as autograph and memorabilia authentication. Submit your collectibles for grading today!

  3. Prostate-Specific Antigen (PSA) Test - NCI

    Jan 31, 2025 · Learn what a PSA test is, plus the limitations and potential harms of the test when used to screen for prostate cancer.

  4. PSA test - Mayo Clinic

    Apr 30, 2025 · The PSA test is a blood test used primarily to screen for prostate cancer. The test measures the amount of prostate-specific antigen (PSA) in your blood. PSA is a protein produced by …

  5. Prostate-Specific Antigen (PSA) Test: Purpose & Results

    Mar 21, 2024 · A PSA (prostate-specific antigen) test is a blood test that helps healthcare providers diagnose and manage prostate cancer. High PSA levels don’t mean you have prostate cancer.

  6. PSA Test: What Do the PSA Levels Mean?

    Aug 17, 2023 · A PSA test is performed to screen for prostate cancer in men. Learn what happens during a prostate-specific antigen test, what levels and elevated readings mean.

  7. PSA-based tool improves decision making for prostate cancer ...

    1 day ago · Prostate cancer is the second-leading cause of cancer death in American men.

  8. PSA Reading in Prostate Cancer: What Levels Mean

    3 days ago · PSA reading in prostate cancer explained by Dr. David Samadi. Learn what PSA levels mean, what’s normal, and when high numbers signal concern. Contact today!

  9. Prostate cancer - Wikipedia

    Prostate cancer is the uncontrolled growth of cells in the prostate, a gland in the male reproductive system below the bladder. Abnormal growth of the prostate tissue is usually detected through …

  10. PSA Doubling Time - Memorial Sloan Kettering Cancer Center

    PSA Doubling Time This tool can be used to calculate the rate of rise of PSA, expressed as the velocity in nanograms/mL/year, or the PSA doubling time, in months or years.