Davis's Lab & Diagnostic Tests

Prostate-Specific Antigen

Prostate-Specific Antigen is a topic covered in the Davis's Lab & Diagnostic Tests.

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Common Use:
To assess prostate health and assist in diagnosis of disorders such as prostate cancer, inflammation, and benign tumor and to evaluate effectiveness of medical and surgical therapeutic interventions.

Serum collected in a gold-, red-, or red/gray-top tube.

Normal Findings:
(Method: Immunoassay)

GenderFree PSA ng/mLTotal PSA Conventional Units ng/mL (SI Units mcg/L [Conventional Units × 1])
Male (Ages)CaucasiansAfrican AmericansIndividuals of Asian descent
40–49 yr0–0.50–2.50–20–2
50–59 yr0–0.70–3.50–40–3
60–69 yr0–10-4.50–4.50–4
70 yr and older0–1.20–6.50–5.50–5
Post–radical prostatectomy (30–60 d)Less than 0.1

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