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HelpTest Code GLUTEN Gluten, IgE, Serum, LAB1706
Performing Laboratory
St. Luke's Hospital Cedar Rapids
Useful For
Testing for IgE antibodies may be useful to establish the diagnosis of an allergic disease and to define the allergens responsible for eliciting signs and symptoms.
Specimen Requirements
Serum
Container/Tube: Serum gel tube or plain, red-top tube
Specimen: 40 uL for each allergen in addition to 200 uL for dead space serum
Note: Label specimen appropriately (serum).
Minimum Specimen Volume
Serum: 300 uL for one allergen
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
|
|
|
|
|
|
||
| Serum |
Refrigerated (preferred) |
7 days |
| Frozen |
Indefinite |
Day(s) Test Set Up
Tuesday through Friday
Test Classification And CPT Coding
86003
Reference Values
| Class |
SIgE kUA/L |
Interpretation |
| 0 | <0.35 | Negative |
| 1 | 0.35 - 0.69 |
Equivocal |
| 2 | 0.70 - 3.49 |
Positive |
| 3 | 3.50 - 17.4 |
Positive |
| 4 | 17.5 - 49.9 |
Strongly Positive |
| 5 | 50.0 - 99.9 |
Strongly Positive |
| 6 |
≥100 |
Strongly Positive |
Methodology
Fluorescence Enzyme Immunoassay (FEIA)
Report Available
2-4 days upon receipt