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Wheat, IgE With Components Reflex-994

Test info

Test name:

Wheat, IgE With Components Reflex

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Alternate names:

Allergen
Wheat
Omega 5 gliadin
Tri a T19
F004
F416

Tests included:

Wheat
Tri a 19 (omega-5 gliadin). Reflex criteria: If wheat IgE ≥ 0.10 kU/L, one or more of the following components may be tested: Gliadin, Tri a 14 (wheat nsLTP), Phl p 12 (Timothy grass profilin) and/or Cross-reactive Carbohydrate Determinant (CCD).

Useful for:

This test is used to support the diagnosis of wheat allergy by detection of sIgE antibodies to whole wheat extract and individual allergenic components.

Specimen

Specimen type:

Serum

Collection container:

Gold serum separator (SST) tube

Volume:

1.0 mL

Minimum volume:

0.8 mL
(Note: This volume does not allow for repeat testing.)

Collection instructions:

Immediately following collection, mix sample by gently inverting 5 times

Processing instructions:

Allow sample to clot for a minimum of 30 minutes
Spin within two (2) hours of sample collection

Transport container:

Gold serum separator (SST) tube

Alternate collection container:

Red serum vial/tube, 5 mL

Alternate processing instructions:

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

Alternate transport container:

Transfer vial/tube with cap - 12mL (LabCorp)

Transport and stability:

Ambient (preferred) - 14 days

Refrigerated - 14 days

Frozen - 3 months

Freeze/thaw cycles - stable x3

Performance

Performing lab:

LabCorp Burlington (607950): R-NX

TAT:

3 - 5 days

Method:

ImmunoCAP®

Clinical and Interpretive info

Reference ranges:

Negative: < 0.1 kU/L

Billing

CPT codes:

86003; 86008

Subject to medical necessity (Y/N):

Yes

LCD/NCD:

Medical necessity

Tracking

Date created:

06/10/2024

Review date:

06/10/2024