Allergen: Walnut Component, Storage Protein, IgE


Sunquest Code:AF441  
Epic Code:LAB6908Epic Name:Allergen Walnut RJUG 1 IGE
Synonyms:Juglands regia; F441; Recombinant (rJug r) 1
Methodology:FEIA (by ImmunoCAP)
CPT Code:----------CPTCODES HERE----------
Turnaround Time:Performed twice/week; results are reported within 4 days.


Collection Instructions

Specimen:Blood
Optimal Volume:1 mL
Minimum\Peds Volume:0.6 mL
Container:Red or gold (gel) (Green (lithium heparin, gel), Purple (EDTA), Red (no gel))


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 0.5 mL, 0.2 mL minimum. Store in refrigerator up to 7 days.
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab Endocrine  (UMMC-East Bank)


Interpretive

Reference Range:

 

Less than 0.10 kU(a)/L

None detected

0.10 – 0.69 kU(a)/L

Low

0.70 – 3.49 kU(a)/L

Moderate

3.50 – 17.50 kU(a)/L

High

Greater than 17.51 kU(a)/L

Very high

 

 

Use:To distinguish between allergy due to cross-reactivity and primary walnut allergy, aid in risk assessment and manage walnut allergic patients.


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