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HelpCatalog ID Trans Transferrin
CPOE Test Name
Transferrin
Epic EAP Test Code
LAB133
Synonyms
Siderophilin
Specimen Type
Serum
Specimen Requirements
5 mL gold top SST tube 2 mL blood
Causes for Rejection
Lack of appropriate labeling. Gross lipemia.
Turn Around Time
12 hours from time of testing
CPT / HCPCS Code
84466
Performing Lab
Core Laboratory AD3301, 721-2120
Reference Values
0-30 days: 117-250 mg/dL;
30 days – 60 years: 200-360 mg/dL;
>60 years: 160-340 mg/dL
Storage and Transport
Specimens may be stored at 2 8C for up to 72 hours. Specimens in which testing will be delayed for longer than 72 hours should be frozen at -15 oC or colder, avoid multiple freeze thaw cycles..
Interpretation
Transferrin typically displays an inverse relationship to iron. Therefore, transferrin will be elevated in patients with iron deficiency anemia. Other causes of increased serum transferrin include oral contraceptives, late pregnancy, viral hepatitis.
Transferrin will be decreased in the following conditions: chronic infections, malignancy, iron poisoning, hemolytic anemia (sometimes normal), hemochromatosis (sometimes normal), nephrosis, kwashiorkor, thalassemia.
Test Consists
The quantitation of serum Transferrin levels