What is a PSA test? Prostate-Specific Antigen
The prostate specific antigen is an enzyme produced only be prostate cells and is measurable in trace amounts in the blood stream.
Safe scores are betwen 4.0 and 10ng/ml
indicate a potential problem and higher suggest strongly that cancer can be present.
Psa count rises as the quantity of prostate tissue increases. Cancerous prostate tissues release at least ten times more than do normal prostate tissues.