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Test Code LAB133 Transferrin (TRF), Serum or Plasma

Reporting Title

Transferrin

Methodology

Immunoturbidimetric Assay

Measurement of transferrin levels in serum aids in diagnosis of malnutrition, acute inflammation, infection, and RBC disorders such as iron deficiency anemia.

Performing Laboratory

OhioHealth Laboratory Services - RMH Special Testing and MH, OBH Core Laboratories

Specimen Requirements

Draw blood in a gold-top serum gel tube(s). Spin down and send 0.5 mL of serum refrigerated.

Note:  A speckled-top serum gel tube (s) or a plain, red-top tube(s) is also acceptable.

Lithium Heparin green top tube(s) are also acceptable.

Alternate: 
Plasma
Draw blood in a mint green-top (heparin) gel tube(s). Spin down and send 1 mL of heparinized plasma refrigerated.

Note: 

1. Indicate plasma on request form.
2. Label specimen appropriately (plasma).

 

Specimen Stability Information

Specimen Type Temperature Time
Serum or plasma Refrigerated 8 days
  Ambient  8 days
  Frozen  6 months

 

Specimen Transport Temperature

Refrigerate/Ambient OK/Frozen OK

Reference Values

212-360 mg/dL

Day(s) Test Set Up

RMH Special Testing: Monday through Friday Continuous

Saturday and Sunday Day shift only

OBH and MH:  Monday through Sunday; continuously.

Test Classification and CPT Coding

84466