Test Code TRSF Transferrin, Serum
Reporting Name
Transferrin, SUseful For
Evaluation of iron overload diseases
Evaluation of iron deficiency as a cause of anemia
Method Name
Immunoturbidimetric Assay
Performing Laboratory
 Mayo Clinic Laboratories in Rochester
Specimen Type
SerumSpecimen 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 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
Day(s) Performed
Monday through Sunday
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 |