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Tree Nut Allergy Panel with Reflex to Components

Test code

94463

CPT code(s)*

86003 (x9)
Notices
**CPT Code is subject to a Medicare Limited Coverage Policy and may require a signed ABN when ordering.
Not offered in Quest Diagnostics Nichols Institute (IFD) – San Juan Capistrano. Please provide Service Area Information to find available tests you can order.
In-home collection may be available in your area for purchase through  Quest Mobile.

Clinical significance

Tree Nut Allergy Panel with Reflex to Components - This panel tests for specific IgE antibodies to 9 nuts that are commonly associated with allergies. The corresponding allergen component panel will be performed if IgE result for Brazil nuts, cashew nuts, hazelnuts, peanuts, or walnuts is positive. Allergen-specific serum IgE testing is considered comparable to skin testing and may be preferred in some clinical situations. However, a positive test result only indicates that a patient is sensitized to the allergen of concern. Many IgE-sensitized individuals do not develop any symptoms when exposed to the allergen. A diagnosis of allergy should only be made by a trained medical provider…
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Test resources

Topic brief

Component Testing for Food Allergy

Details

Test details

Includes

IgE allergy testing for:
Almond (f20)
Brazil Nut (f18) IgE with Reflex to Component
Cashew Nut (f202) IgE with Reflex to Component
Hazelnut (f17) IgE with Reflex to Component Panel
Macadamia Nut (rf345)
Peanut, Total with Reflex to Peanut Component Panel
Pecan Nut (f201)
Pistachio (f203)
Walnut (f256) IgE with Reflex to Component Panel

If Brazil Nut (f18) IgE is ≥0.10 kU/L, then Brazil Nut Component Ber e1 (f354) will be performed at an additional charge (CPT code(s): 86008).

If Cashew Nut (f202) IgE is ≥0.10 kU/L, then Cashew Nut Component Ana o3 (f443) will be performed at an additional charge (CPT code(s): 86008).

If Hazelnut (f17) IgE is ≥0.10 kU/L, then Hazelnut Component Panel will be performed at an additional charge (CPT code(s): 86008 x4).
Hazelnut Component Panel includes Cor a1 (f428), Cor a8 (f425), Cor a9 (f440), and Cor a14 (f439).

If Peanut (f13) IgE is ≥0.10 kU/L, then Peanut Component Panel will be performed at an additional charge (CPT code(s): 86008 x6).
Peanut Component Panel includes Ara h 1 (f422), Ara h 2 (f423), Ara h 3 (f424), Ara h 6 (f447), Ara h 8 (f352), and Ara h 9 (f427).

If Walnut (f256) IgE is ≥0.10 kU/L, then Walnut Component Panel will be performed at an additional charge (CPT code(s): 86008 x2).
Walnut Component Panel includes rJug r1 (f441) and rJug r3 (f442).

Methodology

Immunoassay (IA)

Alternative name(s)

Nut Mix,Mixed Nut Allergen Panel,ImmunoCAP®

Specimen requirements
Patient preparationNone Specified
Preferred specimen(s)3.5 mL serum
Minimum volume2.5 mL
Transport containerSerum separator tube (SST)
Transport temperatureRoom temperature
Specimen stabilityRoom temperature: 14 days
Refrigerated: 14 days
Frozen: 30 days
Service Area Information
Service Area Information
Service Area Information

Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.

*The CPT codes provided are based on AMA guidance and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

This material contains content from LOINC® (http://loinc.org). The LOINC Table, LOINC Table Core are copyright © 1995-2019, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at http://loinc.org/license.

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