What is the normal value of prostate specific antigen psa?

Prostate specific antigen psa contains total prostate specific antigen, free prostate specific antigen, ratio, etc., the normal value is different.

1.

Under normal circumstances, total prostate specific antigen is between 0-4ng/mL. If total prostate specific antigen reaches 4-10ng/mL, it indicates that there is a prostate gray area.

2. Free prostate specific

antigen is normally between 0-1ng/mL. If this value is increased, be alert for prostatitis.

3.

The ratio of free prostate specific antigen to total prostate specific antigen should be above 0.16. If it is lower than 0.16, consider prostate puncture.