Test Overview
Test Methodology

Fluorescent Enzyme Immunoassay (FEIA)

Test Usage

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.

Reference Range *

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.

Test Details
Days Set Up
Monday - Saturday
Analytic Time

2 - 4 days

Soft Order Code
MiChart Code
Reference Laboratory
Viracor Eurofins (38010E)
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in SST or red top tube. Spin and aliquot into screw capped plastic tube. Send to Specimen Processing ambient.

Normal Volume
0.5 mL serum
Minimum Volume
0.3 ml serum
Additional Information

Test performed by Viracor Eurofins

CPT Code
Fee Code