PSA Test
| Reference Range | |
|---|---|
| PSA | 0-4 ng/mL |
| PSA (Prostate Specific Antigen) is a protein produced by cells in the prostate gland. PSA is measured to screen for and monitor therapy for prostate cancer. Elevated levels are associated with prostate cancer but can also be seen in prostatitis or benign prostatic hyperplasia. | |