Walnut tree, black, IgE-994
Test info
Walnut tree, black, IgE
994
LAB994
MSO
Allergen
Black Walnut tree
Jugulans nigra
Black Walnut tree
Jugulans nigra
This assay is used to detect allergen specific-IgE using an enzyme immunoassay (EIA). In vitro allergy testing is the primary testing mode for allergy diagnosis.
Specimen
Serum
0.5 mL
0.3 mL
Immediately following collection, mix sample thoroughly by gently inverting 5 times
- Allow sample to clot for a minimum of 30 minutes
- Spin within two (2) hours of sample collection
Gold serum separator (SST) tube
- Allow sample to clot
- Spin within two (2) hours of sample collection
- Transfer serum to a Transfer vial/tube with cap - 12mL (LabCorp), labelled as serum
Ambient (preferred) - 4 weeks
Refrigerated - 4 weeks
Frozen - > 4 weeks
- Lipemic samples may lead to rejection.
Performance
Viracor Eurofins (63510S) via LabCorp (009985): R-NX
4 days
Enzyme Immunoassay (EIA)
Clinical and Interpretive info
|
Class |
IgE (kU/L) |
Comment |
|
0 |
<0.35 |
Below detection |
|
1 |
0.35 - 0.69 |
Low positive |
|
2 |
0.70 - 3.49 |
Moderate positive |
|
3 |
3.50 - 17.49 |
Positive |
|
4 |
17.50 - 49.99 |
Strong positive |
|
5 |
50.00 - 99.99 |
Very Strong positive |
|
6 |
>99.99 |
Very strong positive |
Billing
86003
Yes
Tracking
11/08/2021
01/03/2024
01/03/2024