2 - 4 days
Test Updated:
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Test Overview
Fluorescent Enzyme Immunoassay (FEIA)
This assay is used to detect allergen specific-IgE using the ImmunoCAP® FEIA method. In vitro allergy testing is the primary testing mode for allergy diagnosis.
Class 0: <0.10 kU/L=Negative; Class 0/1: 0.10-0.34 kU/L=Equivocal/Borderline; Class 1: 0.35-0.69 kU/L=Low Positive; Class 2: 0.70-3.49 kU/L=Moderate Positive; Class 3: 3.50-17.49 kU/L= High Positive; Class 4: 17.50-49.99 kU/L=Very High Positive; Class 5: 50.00-99.99 kU/L= Very High Positive; Class 6: >99.99 kU/L=Very High Positive
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.