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22800 Iron Binding Capacity (Total), Serum

Iron Binding Capacity (Total), Serum
Test Code: IBC
Synonyms/Keywords
Total Iron Binding Capacity, TIBC, IBC​
Test Components
Transferrin and Calculated Iron Binding Capacity​
Useful For
This calculation is useful in assessing iron-deficient erythropoiesis with low values reflecting iron deficiency.  An increased saturation in useful in screening for the genetic disorder hereditary hemochromatosis.​
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
​No Serum/ Plasma​Serum Separator Tube (SST), ​Lithium-heparin Plasma Separator (PST)Red Top Tube (RTT), Lithium or Sodium-heparin Green Top Tube (GTT)1 mL​0.3 mL​ ​
Specimen Stability Information
Specimen Type Temperature Time
Serum/ Plasma​ ​ Refrigerate​ 48 hours​
Frozen​ 1 year​
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Weston​
 ​Monday through Sunday​ ​Less than 2 hours​ ​Bichromatic Endpoint Technique/Siemens Dimension
​Eau Claire ​Monday through Sunday​ ​Less than 2 hours​ Immunoturbidometric Endpoint Assay/Beckman AU
Marshfield​ Monday through Sunday​ Less than 2 hours​ Immunoturbidometric Endpoint Assay/Beckman AU
​Minocqua
​Monday through Sunday
​Less than 2 hours
​Immunoturbidometric Endpoint Assay/Beckman AU
​Rice Lake
​Monday through Friday
​Less than 2 hours
​Immunoturbidometric Endpoint Assay/Beckman AU
Test Information
Only the iron binding capacity is reported with the use of this test code.  Use "FETIBC" if both Fe and TIBC are desired.
Test method is transferrin immunoassay (TIBC,ug/dL = 1.4 x transferrin in mg/dL)​
Reference Range Information
Performing Location Reference Range
All performing sites using ​Beckman AU
 260-420 ug/dL​
​All performing sites using Dimension ​250-450 ug/dL
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
83550 ​ ​ ​ ​ ​
Synonyms/Keywords
Total Iron Binding Capacity, TIBC, IBC​
Test Components
Transferrin and Calculated Iron Binding Capacity​
Ordering Applications
Ordering Application Description
​Centricity ​Iron, Bind.Cap.Only
​Cerner ​Iron Binding Cap.
​COM ​Iron Binding Capacity Only
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
​No Serum/ Plasma​Serum Separator Tube (SST), ​Lithium-heparin Plasma Separator (PST)Red Top Tube (RTT), Lithium or Sodium-heparin Green Top Tube (GTT)1 mL​0.3 mL​ ​
Specimen Stability Information
Specimen Type Temperature Time
Serum/ Plasma​ ​ Refrigerate​ 48 hours​
Frozen​ 1 year​
Useful For
This calculation is useful in assessing iron-deficient erythropoiesis with low values reflecting iron deficiency.  An increased saturation in useful in screening for the genetic disorder hereditary hemochromatosis.​
Test Components
Transferrin and Calculated Iron Binding Capacity​
Reference Range Information
Performing Location Reference Range
All performing sites using ​Beckman AU
 260-420 ug/dL​
​All performing sites using Dimension ​250-450 ug/dL
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Weston​
 ​Monday through Sunday​ ​Less than 2 hours​ ​Bichromatic Endpoint Technique/Siemens Dimension
​Eau Claire ​Monday through Sunday​ ​Less than 2 hours​ Immunoturbidometric Endpoint Assay/Beckman AU
Marshfield​ Monday through Sunday​ Less than 2 hours​ Immunoturbidometric Endpoint Assay/Beckman AU
​Minocqua
​Monday through Sunday
​Less than 2 hours
​Immunoturbidometric Endpoint Assay/Beckman AU
​Rice Lake
​Monday through Friday
​Less than 2 hours
​Immunoturbidometric Endpoint Assay/Beckman AU
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
83550 ​ ​ ​ ​ ​
For most current information refer to the Marshfield Laboratory online reference manual.