What is it and why measure Prostate Specific Antigen (PSA)?
Prostate-specific antigen (PSA) is an enzyme produced by the epithelial cells of the prostate gland and is used to thin seminal fluid
A small amount of PSA is always found in the bloodstream, but its elevated levels may indicate an abnormal condition of the gland.
Why measure PSA?
PSA is considered a marker for potential prostate problems, but its usefulness has often been questioned due to the limited sensitivity of this enzyme.
Elevated PSA levels could in fact suggest both the presence of benign conditions (a prostatitis, benign prostatic hyperplasia) and conditions such as prostate cancer.
PSA, are there any preparation rules?
The sample is usually taken in the morning.
The doctor will suggest whether it is necessary to be fasting.
Is it dangerous or painful?
The test is neither dangerous nor painful.
The patient may feel the pinch of the needle entering the arm.
How is the test performed?
The test is carried out by taking a simple blood sample.
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