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Accreditations

Specimen Collection

Additional Information

Specimen Collection and Transportation from Billings Clinic Main Campus

Specimen Collection and Transportation from Regional and Reference Clients

 

Mayo Clinic Laboratories

Test Code TRSF Transferrin, Serum

Reporting Name

Transferrin, S

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Useful For

Evaluation of iron overload diseases

 

Evaluation of iron deficiency as a cause of anemia

Method Name

Immunoturbidimetric Assay


Specimen Required


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL

Collection Instructions:

1. Within 2 hours of collection, centrifuge the specimen.

2. For serum gel tubes, aliquot serum into a plastic vial prior to shipment.

3. For red-top tubes, aliquot the serum into a plastic vial immediately after centrifuging.


Specimen Type

Serum

Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Refrigerated (preferred) 7 days
  Frozen  180 days
  Ambient  7 days

Reject Due To

Gross hemolysis Reject
Gross lipemia OK
Gross icterus OK

Reference Values

200-360 mg/dL

Interpretation

Transferrin concentrations are elevated in anemia of chronic disease and iron overload conditions.(1)

 

Transferrin concentrations are decreased in iron deficiency, iron deficiency anemia, and iron-refractory iron deficiency anemia.(1)

Day(s) Performed

Monday through Sunday

Report Available

Same day/1 to 3 days

Test Classification

This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

84466

LOINC Code Information

Test ID Test Order Name Order LOINC Value
TRSF Transferrin, S 3034-6

 

Result ID Test Result Name Result LOINC Value
TRSF Transferrin, S 3034-6

Forms

If not ordering electronically, complete, print, and send a Benign Hematology Test Request Form (T755) with the specimen.