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HelpTest Code NEREG Northeast Regional Allergen Profile, 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: 0.5 mL for every 5 allergens requested
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Forms
If not ordering electronically, complete, print, and send an Allergen Test Request (T236) with the specimen.
Useful For
Establishing a diagnosis of an allergy to northeast regional allergen profile
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 |
|---|---|---|---|
| OAK | Oak, IgE | Yes | Yes |
| TIMG | Timothy Grass, IgE | Yes | Yes |
| JUNE | June Grass, IgE | Yes | Yes |
| SRW | Short Ragweed, IgE | Yes | Yes |
| LAMQ | Lambs Quarter, IgE | Yes | Yes |
| CAT | Cat Epithelium, IgE | Yes | Yes |
| DOGD | Dog Dander, IgE | Yes | Yes |
| CLAD | Cladosporium, IgE | Yes | Yes |
| ALTN | Alternaria Tenuis, IgE | Yes | Yes |
| DF | House Dust Mites/D.F., IgE | Yes | Yes |
Special Instructions
Method Name
Fluorescence Enzyme Immunoassay (FEIA)
Reporting Name
Northeast Regional Allergen ProfileSpecimen Type
SerumSpecimen Minimum Volume
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 |
Reject Due To
| Gross hemolysis | OK |
| Gross lipemia | OK |
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
Report Available
1 to 3 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
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 10
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| NEREG | Northeast Regional Allergen Profile | 94593-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| ALTN | Alternaria Tenuis, IgE | 6020-2 |
| CAT | Cat Epithelium, IgE | 6833-8 |
| CLAD | Cladosporium, IgE | 53760-5 |
| DF | House Dust Mites/D.F., IgE | 6095-4 |
| DOGD | Dog Dander, IgE | 6098-8 |
| JUNE | June Grass, IgE | 6153-1 |
| LAMQ | Lambs Quarter, IgE | 6156-4 |
| OAK | Oak, IgE | 6189-5 |
| SRW | Short Ragweed, IgE | 6085-5 |
| TIMG | Timothy Grass, IgE | 6265-3 |