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Transferrin
Test CodeTF
CPT Codes
84466
Preferred Specimen
Green
Minimum Volume
0.5 mL
Other Acceptable Specimens
Lithium Heparin Plasma (green top) tube
Transport Container
Serum (gold top) tube or Lithium Heparin Plasma (green top) tube
Transport Temperature
Room Temperature or Refrigeration
Specimen Stability
Room Temperature - 1 day; Refrigerated - 3 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Quantity Not Sufficient, IV contamination
Methodology
Photometric
Setup Schedule
Daily upon receipt
Report Available
Upon completion of analysis
Reference Range
206 - 381 mg/dL
Clinical Significance
Transferrin is the principal plasma protein for transport of iron. Transferrin levels are used as an aid in the diagnosis of malnutrition, acute inflammation, infection, and red blood cell disorders, such as iron deficiency anemia.