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HelpTest Code LAB1705 White Faced Hornet Venom, IgE
Additional Codes
Mayo Test Code: WFHV
Specimen Required
Container/Tube:
Preferred: Red top
Acceptable: Serum gel
Specimen Volume: 0.5 mL for each 5 allergens requested
Additional Information: Designate specific allergens from the list in Allergens-IgE Antibodies in Special Instructions.
Forms
If not ordering electronically, complete, print, and send an Allergen Test Request Form (T236) with the specimen (http://www.mayomedicallaboratories.com/it-mmfiles/allergen-test-request-form.pdf).
Useful For
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.
Testing also may be useful to identify allergens which may be responsible for allergic disease and/or anaphylactic episode, to confirm sensitization to particular allergens prior to beginning immunotherapy, and to investigate the specificity of allergic reactions to insect venom allergens, drugs, or chemical allergens.
Special Instructions
Method Name
Fluorescence Enzyme Immunoassay (FEIA)
Reporting Name
White Faced Hornet Venom, IgESpecimen 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 dead space
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Refrigerated (preferred) | 14 days |
| Frozen | 90 days |
Reject Due To
|
Hemolysis |
Mild OK; Gross OK |
|
Lipemia |
Mild OK; Gross OK |
|
Icterus |
NA |
|
Other |
NA |
Reference Values
|
Class |
IgE kU/L |
Interpretation |
|
0 |
<0.35 |
Negative |
|
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) and Time(s) Performed
Monday through Friday; 9 a.m. - 8 p.m., Saturday; 8 a.m. - 3 p.m.
Performing Laboratory
Mayo Medical Laboratories in Rochester
Test Classification
This test has been cleared or approved by the U.S. 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
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| WFHV | White Faced Hornet Venom, IgE | 6280-2 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| WFHV | White Faced Hornet Venom, IgE | 6280-2 |