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Test Code Billings Clinic: 8407 Transferrin, Plasma or Serum

Performing Laboratory

Billings Clinic Laboratory: Chemistry

Useful For

Screening for chronic iron overload diseases, particularly hereditary hemochromatosis

Methodology

Polyethylene Glycol (PEG) Enhanced Immunoturbidimetric

Specimen Requirements

Submit only 1 of the following specimens:

Serum or plasma should be physically separated from cells as soon as possible with a maximum limit of two hours from the time of collection.

 

Plasma

  • Draw blood in a green-top (lithium heparin) tube(s).
  • Spin down and send 1.0 mL of heparinized plasma frozen.

 

Serum

  • Draw blood in a plain, red-top tube(s) or a serum gel tube(s).
  • Spin down and send 1.0 mL of serum frozen

Storage/Stability

Specimen Type Temperature Time
Plasma, Serum Refrigerated (preferred) 7 days
  Frozen 3 months
  Ambient 8 hours

 

Reject Due To

  • Gross lipemia
  • Specimens stored at room temperature > 8 hours

Reference Values

0 - 2 months:  130 - 275 mg/dL

2 months - 16 years:  203 - 360 mg/dL

> 16 years:  200 - 360 mg/dL

Day(s) Test Set Up

Daily

Test Classification and CPT Coding

84466 - Transferrin

 

LCD or NCD test. ICD-10 code is required for this test. When appropriate, obtain a properly executed ABN and submit the ABN with test order(s). See “Medical Necessity and Advanced Beneficiary Notice (ABN) Policy and Form” under Resources for a copy of a form and additional information.

LOINC Code Information

Reporting Name LOINC Code
Transferrin 3034-6