PSA, Total (1112)

PSA is secreted by epithelial cells of the prostate gland and is present in small quantities in the serum of men with healthy prostate glands. Total serum PSA assay is an adjunct to a rectal examination for the screening of prostate cancer, as well as for follow-up of patients with diagnosed prostate cancer.

Methodology

Electrochemiluminescence immunoassay

Patient Preparation

Recommend waiting at least 24 hours after a rectal exam before testing PSA