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Test Code LAB133 Transferrin/Iron Binding

Clinical Information

Total Iron-Binding Capacity (TIBC) — measures the total amount of iron that can be bound by transferrin proteins in the blood (Note: Though TIBC is a reflection of the amount of transferrin available, TIBC and transferrin are not synonymous.)

Synonym

  • TRANB

Profile Information

Reporting Name Available Separately Always Reported
Transferrin No Yes
Total Iron Binding Capacity No No

Specimen Required

Preferred Container/Tube: Mint Green Top
Acceptable Container/Tube: Mint Green Top, Gold SST Top
Specimen Volume: 3 mL
Specimen Minimum Volume: 1 mL

Specimen Stability Information

Ambient: 24 hours
Refrigerated: 3 days

Rejection Due To

  • Gross hemolysis
  • Gross icterus
  • Quantity not sufficient
  • Quality not acceptable

Reference Values

FEMALE MALE

Transferrin
200-400 mg/dL

 

Total Iron Binding Capacity
0-30 days: 94-236 mcg/dL
31-182 days: 89-311 mcg/dL
183-365 days: 138-365 mcg/dL
1-3 years: 184-377 mcg/dL
4-6 years: 162-352 mcg/dL
7-9 years: 167-336 mcg/dL
10-12 years: 198-383 mcg/dL
13-15 years: 169-358 mcg/dL
16-18 years: 194-372 mcg/dL
19+ years: 250-425 mcg/dL

Transferrin
200-400 mg/dL

 

Total Iron Binding Capacity
0-30 days: 94-232 mcg/dL
31-182 days: 116-322 mcg/dL
183-365 days: 176-384 mcg/dL
1-3 years: 204-382 mcg/dL
4-6 years: 180-390 mcg/dL
7-9 years: 183-369 mcg/dL
10-12 years: 173-356 mcg/dL
13-15 years: 193-377 mcg/dL
16-18 years: 174-351 mcg/dL
19+ years: 250-425 mcg/dL

Performing Lab

Clinical Lab UH
Clinical Lab University East

Day(s) Performed

Monday through Sunday

Report Available

Same day/1 day

Reporting Name

Transferrin/Iron Binding

CPT Code Information

84466

LOINC Code Information

3034-6
2500-7