Search our extensive Laboratory Test Directory to find test codes, ordering recommendations, specimen stability information, Test Fact Sheets, and more.
Recommendations when to order or not order the test. May include related or preferred tests.
Aid in the diagnosis of iron deficiency anemia and iron overload.
Methodology
Process(es) used to perform the test.
Quantitative Spectrophotometry
Performed
Days of the week the test is performed.
Sun-Sat
Reported
Expected turnaround time for a result, beginning when ARUP has received the specimen.
Within 24 hours
New York DOH Approval Status
Indicates test has been approved by the New York State Department of Health.
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Plasma separator, Serum Separator Tube (SST), or green (lithium heparin).
Specimen Preparation
Allow specimen to clot completely at room temperature. Separate from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL) Avoid hemolysis. Also acceptable: Heparinized plasma.
Storage/Transport Temperature
Refrigerated.
Unacceptable Conditions
Grossly hemolyzed specimens. EDTA plasma.
Remarks
Stability
After separation from cells: Ambient: 4 days; Refrigerated: 1 week; Frozen: 3 months
Reference Interval
Normal range/expected value(s) for a specific disease state. May also include abnormal ranges.
Test Number
Components
Reference Interval
Iron, Serum or Plasma
Age
Male (µg/dL)
Female (µg/dL)
Newborn 0-6 weeks
100-250
100-250
Infant 7 weeks-11 months
40-100
40-100
Child 1 year-10 months
50-120
50-120
11 years and older
45-182
28-170
Iron Binding Capacity Total
Age
Reference Interval µg/dL
0-2 months
59-175
3 months-17 years
250-400
18 years and older
240-450
Transferrin Saturation
20-50%
Interpretive Data
Background information for test. May include disease information, patient result explanation, recommendations, details of testing, associated diseases, explanation of possible patient results.
The American Medical Association Current Procedural Terminology (CPT) codes published in ARUP's Laboratory Test Directory are provided for informational purposes only. The codes reflect our interpretation of CPT coding requirements based upon AMA guidelines published annually. CPT codes are provided only as guidance to assist clients with billing. ARUP strongly recommends that clients confirm CPT codes with their Medicare administrative contractor, as requirements may differ. CPT coding is the sole responsibility of the billing party. ARUP Laboratories assumes no responsibility for billing errors due to reliance on the CPT codes published.
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.