Test Overview
Test Methodology

Fluorescence Enzyme Immunoassay (FEIA)

Test Usage

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.

Reference Range *

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
Strongly 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 - 3 days

Soft Order Code
LINS
Synonyms
    Laboratory
    Sendout
    Reference Laboratory
    Mayo LINS
    Section
    Special Testing
    Specimen Requirements
    Collection Instructions

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

    Normal Volume
    0.5 mL for each 5 allergens requested
    Minimum Volume
    For one allergen: 0.3 mL; For more than one allergen: (0.05 mL x number of allergens) + 0.25 mL dead space
    Additional Information

    Test performed by Mayo Clinic Laboratories

    Billing
    CPT Code
    86003
    Fee Code
    AA522
    NY State Approved
    No