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www.reference.com/world-view/causes-high-psa-numbers-f1c8eb5480de8f57

Elevated PSA levels can be caused by prostate cancer, an enlarged prostate, inflammation of the prostate, a urinary tract infection, advanced age and ejaculation, explains Everyday Health. Inserting a catheter into the bladder, a prostate or bladder exam, and a digital rectal exam also elevate PSA l

www.reference.com/article/normal-psa-f1bbf67c4ec48026

According to the National Cancer Institute, a normal prostate-specific antigen result is generally considered to be below 4 nanograms per milliliter. Doctors often recommend a prostate biopsy for men with higher PSA levels to determine whether prostate cancer is present.

www.reference.com/article/high-psa-result-830daa6305e4a4f8

There is no normal or abnormal level of prostate-specific antigen, or PSA, in the blood, according to the National Cancer Institute. Historically, doctors consider levels of 4 nanograms per milliliter of blood to be normal.

www.reference.com/article/high-psa-level-76ac943729f7f1e6

The prostate-specific antigen, or PSA, test measures the level of the prostate-specific antigen present in a man's bloodstream; PSA is a protein made by the prostate gland. Elevated PSA blood levels may indicate prostate cancer, though other conditions also cause high PSA levels, according to the Na

www.reference.com/article/psa-level-high-b3bac5eb16736623

An elevated PSA level may indicate prostate cancer, enlarged prostate, or urinary tract or prostate infection, according to MedlinePlus. Patients who have recently had a urinary catheter inserted or who have had tests or procedures involving the bladder or prostate may also have an elevated PSA leve

www.reference.com/article/treatments-high-psa-levels-c820ac3ff4e769e5

Treatment for a high prostate-specific antigen, or PSA, result depends on a number of factors. When it leads to a diagnosis of prostate cancer, treatment options include active surveillance, surgery, radiation therapy, hormone therapy and chemotherapy, states the American Cancer Society.

www.reference.com/article/bad-psa-levels-a7b7bb6c52d7a5f9

Abnormal levels of PSA, or prostate-specific antigen, generally do not exist, states the National Cancer Institute. Historically, PSA levels above 4.0 nanograms per milliliter often required a prostate biopsy to test for cancer, but studies show that prostate cancer can exist in patients with PSA le

www.reference.com/article/good-bad-psa-levels-7e2880508c9a5c38

There is no specific normal or abnormal level of PSA in the blood, according to the National Cancer Institute. In general, the higher a man's PSA level, the more likely it is that he has prostate cancer.

www.reference.com/article/psa-test-b2629a83c4dd769b

A prostate-specific antigen, or PSA, test is intended to measures the level of PSA in the blood. Prostate-specific antigen is a protein that is produced in the prostate gland. This test is carried out by a doctor when trying to diagnose the presence of cancer.

www.reference.com/article/difference-between-psa-total-psa-5fd6bfc77023780c

Free PSA, or prostate-specific antigen, is PSA circulating unbound and by itself within a man's body. Total PSA is the sum of unbound PSA and PSA bound to other substances circulating within a man's body, according to MedicineNet.com.