Prostate Specific Antigen (PSA) Free with Total Ratio
This panel contains the following tests:
- Free PSA
Prostate specific antigen (PSA) is produced exclusively by cells of the prostate gland. Used in conjunction with the digital rectal examination, PSA is a useful screening test for benign prostate hyperplasia (BPH) and prostate cancer development.
Special Note: Ejaculation within 48 hours preceding the blood draw may elevate the PSA in some men.