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Test Code DAGRM Dairy and Grain Allergen Profile, Serum

Additional Codes

MAYO: DAGR

EPIC: LAB5295

Reporting Name

Dairy and Grain Allergen Profile

Useful For

Establishing a diagnosis of an allergy to dairy and grain

 

Defining the allergen responsible for eliciting signs and symptoms

 

Identifying allergens:

-Responsible for allergic response and/or anaphylactic episode

-To confirm sensitization prior to beginning immunotherapy

-To investigate the specificity of allergic reactions to insect venom allergens, drugs, or chemical allergens

Profile Information

Test ID Reporting Name Available Separately Always Performed
EGG Egg White, IgE Yes Yes
MILK Milk, IgE Yes Yes
WHT Wheat, IgE Yes Yes
OATS Oat, IgE Yes Yes
SOY Soybean, IgE Yes Yes

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Serum


Ordering Guidance


For a listing of allergens available for testing, see Allergens - Immunoglobulin E (IgE) Antibodies



Specimen Required


Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 0.7 mL

Collection Instructions: Centrifuge and aliquot serum into a plastic vial.


Specimen Minimum Volume

0.5 mL
For 1 allergen: 0.3 mL
For more than 1 allergen: (0.05 mL x number of allergens) + 0.25 mL deadspace

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 14 days
  Frozen  90 days

Reference Values

Class 

IgE kU/L 

Interpretation 

0 

<0.10 

Negative 

0/1 

0.10-0.34 

Borderline/equivocal 

1 

0.35-0.69 

Equivocal 

2 

0.70-3.49 

Positive 

3 

3.50-17.4 

Positive 

4 

17.5-49.9 

Strongly positive 

5 

50.0-99.9 

Strongly positive 

6 

≥100 

Strongly positive 

Reference values apply to all ages.

Day(s) Performed

Monday through Friday

Test Classification

This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

86003 x 5

LOINC Code Information

Test ID Test Order Name Order LOINC Value
DAGR Dairy and Grain Allergen Profile 49222-3

 

Result ID Test Result Name Result LOINC Value
EGG Egg White, IgE 6106-9
MILK Milk, IgE 6174-7
OATS Oat, IgE 6190-3
SOY Soybean, IgE 6248-9
WHT Wheat, IgE 6276-0

Report Available

1 to 3 days

Reject Due To

Gross hemolysis OK
Gross lipemia OK

Method Name

Fluorescence Enzyme Immunoassay (FEIA)

Forms

If not ordering electronically, complete, print, and send an Allergen Test Request (T236) with the specimen.

Secondary ID

31768