Transferrin (TRF)

Department: Chemistry
Test Synonym(s): LAB133, TRF
CPT Codes: 84466
Methodology: Immunoturbidimetric
Reference Range: 0-<9 wks: 104-224 mg/dL; 9 wks-<1 yr: 107-324 mg/dL; 1-<19 yrs: 220-337 mg/dL; 19 yrs-<60 yrs: 174-382 mg/dL; 60-150 yrs: 163-360 mg/dL (Pediatric Reference Ranges only verified for serum, see CALIPER Study in Colantonio DA, et.al Clin Chem 2012;58(5):854-868.)
Tube Type: Light green top PST (Lithium Heparin with gel)
Specimen: Plasma
Pediatric Requirements: 1 light green top microtainers
Volume: 2 mL serum
Minimum Volume: 1 light green top
Stability: Room temperature: 1 day; Refrigerated: 3 days; Frozen: 6 months
Days Performed: Daily
Times Performed: Continuous

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