Analytic Time
2 - 3 days
MiChart Code
SO
Soft Order Code
SO
Test Updated:
Synonyms
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Find a RequisitionAll specimens should be accompanied by a requisition.
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Test FAQVisit our provider FAQ and learn about common questions to ordering tests.
Test Overview
Test Methodology
Test Usage
Reference Range
By report
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimen Requirements
Collection Offsite
Collect specimen in green or lav tube. Send to Specimen processing ambient. Collect Monday - Thursday only! Must be received by Duke within 24 hours.
Normal Volume
3 - 5 mL whole blood
Minimum Volume
2 mL whole blood
Billing Information
CPT Code
Pro Fee Code
LOINC