Test Overview
Test Methodology

Fluorescence Enzyme Immunoassay (FEIA)

Test Usage

In vitro serum testing for IgE antibodies provides an indication of the immune response to allergens that may be associated with allergic disease.

Reference Range *

Class 0: <0.35 kU/L= Negative; Class 1: 0.35-0.69 kU/L= Equivocal; Class 2: 0.70-3.49 kU/L= Positive; Class 3: 3.50-17.4 kU/L= Positive; Class 4: 17.5-49.9 kU/L= Strongly positive; Class 5: 50.0-99.9 kU/L=
Strongly positive; Class 6: > or =100 kU/L= Strongly positive

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Friday
Analytic Time

2 - 4 days

Soft Order Code
BLPEP
MiChart Code
BLPEP
Synonyms
    Laboratory
    Sendout
    Reference Laboratory
    Mayo (BLPEP)
    Section
    Special Testing
    Specimen Requirements
    Collection Instructions

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

    Normal Volume
    0.5 mL serum for each 5 allergens requested
    Minimum Volume
    For 1 allergen: 0.3 mL; For more than 1 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
    AA562
    NY State Approved
    No