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Test Code WALNTS Allergen Walnut with Reflex

Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements

Serum

Container/Tube: Serum gel tube or plain, red-top tube

Specimen: 40 uL for each allergen in addition to 200 uL for dead space serum

Note: Label specimen appropriately (serum).

Minimum Requirements:  550 uL for component testing

 

Specimen Type

Temperature

Time

Serum

Refrigerated (preferred)

7 days
 

Frozen

Indefinite

 

 

Reference Values

 

 

SIgE kUA/L

Interpretation
 

<0.10

 None Detected
 

0.10 - 0.69

 Low
 

0.70 - 3.49

 Moderate
 

3.50 - 17.4

 High
 

17.5 - >100.0

 Very High

 

Day(s) Test Set Up

Monday - Friday

Methodology

Fluorescence Enzyme Immunoassay (FEIA)

Test Classification and CPT Coding

86008

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.

Report Available

2-4 days upon receipt