2 - 5 days
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Fluorescence Enzyme Immunoassay (FEIA)
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.
Class 0 <0.35 Negative; Class 1 0.35-0.69 Equivocal; Class 2 0.70-3.49 Positive; Class 3 3.50-17.4
Positive; Class 4 17.5-49.9 Strongly positive; Class 5 50.0-99.9 Strongly positive; Class 6 > or =100
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.