Test Overview
Test Methodology

Fluorescence Enzyme Immunoassay (FEIA)

Reference Range *

Class 0 <0.35=Negative; Class 1 0.35-0.69= Equivocal; Class 2 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

Test Details
Soft Order Code
MUSH
MiChart Code
MUSH
Laboratory
Sendout
Reference Laboratory
Mayo MUSH
Section
Special Testing
Specimen Requirements
Collection

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

Yellow Top Tube
Normal Volume
0.5 mL 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
AA558
NY State Approved
No