Detail Description
Clinical Significance
Iron, Total (REFL) - Serum measurements are useful in the diagnosis of iron deficiency and hemochromatosis.
Preferred Specimen(s)
1 mL serum
Alternative Specimen(s)
Plasma collected in: Sodium heparin (green-top) tube or lithium heparin (green-top) tube
Minimum Volume
0.5 mL
Transport Container
Serum Separator Tube (SST®)
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 6 days
Refrigerated: 7 days
Frozen: 31 days
Reject Criteria
Hemolysis • Anticoagulants other than heparin
Includes
This is a client specific reflex test. Reflex criteria has been pre-defined by the ordering physician. Additional testing will be performed at an additional charge.
Patient Preparation
Samples should be taken in the morning from patients in a fasting state, since iron values decrease by 30% during the course of the day and there can be significant interference from lipemia.
Methodology
Spectrophotometry (SP)
Reference Range(s)
Male
(mcg/dL) Female
(mcg/dL)
<1 Month 32-112 29-127
1-11 Months 27-109 25-126
1-3 Years 29-91 25-101
4-19 Years 27-164 27-164
20-29 Years 50-195
≥30 Years 50-180
20-49 Years 40-190
≥50 Years 45-160