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HelpTest Code LAB21009 PSA Total and Free
Department
Chemistry
Primary Collection Container
Gold (SST)
Transport
Serum Refrigerated
Preferred Transport Temperature
Serum
Stability
Ambient: Unacceptable
Refrigerated: 5 days
Frozen: 3 months
Minimum Testing Volume
2.0 mL
Reference Range
Total PSA:
Female: 0.0-0.1 ng/mL
Male: 0.0-0.4 ng/mL
Free PSA: No Reference Range
PSA Ratio: No Reference Range
Methodology
Roche e801 Electrochemiluminescence Immunoassay
Performed
Sunday-Saturday
Reported
2-3 days
Unacceptable Conditions
Hemolyzed specimens
Additional Information
This test is an aid in distinguishing between prostate cance and benign prostatic conditions. This testing should only be ordered for Males over 50 years of age and when it is known that the patients PSA Total results are between 4.0-10.0 ng/mL