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Prostatic Specific Antigen (PSA), screening
Test CodePSA-S
Preferred Specimen
Serum, 0.5 mL minimum
Instructions
Should be ordered on patients absent of signs and symptoms, as a screening.
Transport Container
SST tube
Transport Temperature
Specimen stable for 8 hours at room temp., 2 days refrigerated and longer if frozen.
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Spec. rejected if hemolyzed.
Reference Range
See report for normal ranges.
Clinical Significance
PSA is detected in the serum of males with normal, benign hypertrophic and malignant prostate tissue. PSA levels increase in men with cancer of the prostate.