prostate-specific antigen test
- A blood test that measures the level of prostate-specific antigen (PSA), a substance produced by the prostate and some other tissues in the body. Increased levels of PSA may be a sign of prostate cancer.
English dictionary of cancer terms . 2015.
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Prostate specific antigen — (PSA) is a protein produced by the cells of the prostate gland. PSA is present in small quantities in the serum of normal men, and is often elevated in the presence of prostate cancer and in other prostate disorders. A blood test to measure PSA… … Wikipedia
prostate-specific antigen — n a protease that is secreted by the epithelial cells of the prostate and is used in the diagnosis of prostate cancer since its concentration in the blood serum tends to be proportional to the clinical stage of the disease abbr. PSA * * * (PSA) a … Medical dictionary
Test, prostate specific antigen — A test used to screen for cancer of the prostate and to monitor treatment. PSA is a protein produced by the prostate gland. Although most PSA is carried out of the body in semen, a very small amount escapes into the blood stream. The PSA test is… … Medical dictionary
Antigen, prostate specific (PSA) — A test used to screen for cancer of the prostate and to monitor treatment. PSA is a protein produced by the prostate gland. Although most PSA is carried out of the body in semen, a very small amount escapes into the blood stream. The PSA test is… … Medical dictionary
Early prostate cancer antigen-2 — (EPCA 2) is a protein of which blood levels are elevated in prostate cancer. It appears to provide more accuracy in identifying early prostate cancer than the standard prostate cancer marker, PSA. EPCA 2 is not the name of a gene. EPCA 2 gets its … Wikipedia
Prostate cancer — is a disease in which cancer develops in the prostate, a gland in the male reproductive system. It occurs when cells of the prostate mutate and begin to multiply out of control. These cells may spread (metastasize) from the prostate to other… … Wikipedia
Prostate cancer screening — is an attempt to identify individuals with prostate cancer in a broad segment of the population mdash;those for whom there is no reason to suspect prostate cancer. There are currently two methods used: One is the digital rectal examination (DRE) … Wikipedia
Prostate — For the female prostate gland, see Skene s gland. For the prostrate body position, see Prostration. Prostate Male Anatomy … Wikipedia
prostate cancer — Malignant tumour of the prostate gland. Prostate cancer commonly occurs in men over age 50. Symptoms include frequent or painful urination, blood in the urine, sexual dysfunction, swollen lymph nodes in the groin, and pain in the pelvis, hips,… … Universalium
prostate cancer — a malignant tumour (carcinoma) of the prostate gland, a common form of cancer in elderly men. In most men it progresses slowly over many years and gives symptoms similar to those of benign enlargement of the prostate (see prostate gland). Before… … Medical dictionary