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Test Code NUTBAR Allergen, Tree Nut Components, IgE

Important Note

Panel includes:
Almond
Brazil Nut; if positive, reflex to Brazil component Ber e 1
Cashew; if positive, reflex to Cashew component Ana o 3
Hazelnut; if positive, reflex to Hazelnut components Cor a 1, Cor a 8, Cor a 9, and Cor a 14
Walnut; if positive, reflex to Walnut components Jug r 1 and Jug r 3

Additional Codes

Epic EAP
LAB2457 Tree Nut Components, IgE

Specimen Requirements

Preferred Collection Container: 

SST (Serum Separator)

 

Also Acceptable Collection Container: 

Red (No Additive)

 

Collection Information: 

Please designate specific allergens

 

Transport Information: 

0.5 mL of serum refrigerated for each 5 allergens requested.

 

Minimum Sample Volume: 

0.3 mL for one allergen

Performing Laboratory

Pathology Laboratory, UnityPoint Health, Des Moines

CPT

86003x5;

additional 86003 CPT code may be reflexed

Methodology

Fluorescence Enzyme Immunoassay (FEIA)

Stability

Refrigerated Stability: 

7 days

 

Frozen Stability: 

Indefinitely

 

Ambient Stability: 

< 8 hours

Performance

Performed: 

Monday through Friday

 

Analytical Time: 

24-72 hours

 

Testing Laboratory: 

Pathology Laboratory

 

Laboratory Section: 

Core Laboratory

Alias

Hazelnut a1; Hazelnut a9; Hazelnut Cor a 8; Hazelnut Cor a 14; Walnut r1; Walnut r3; Cashew o3; Brazil Nut e1