Pistachio Nut IgG4*

Test Code

94395

CPT Codes
86001<br /> **This test is not available for New York patient testing.**

Preferred Specimen

0.5 mL serum

Minimum Volume

0.15 mL

Instructions

Collect 1-2 mL whole blood in red top tube, centrifuge and transfer 0.5 mL serum into transfer tube. Ship at ambient or frozen temperature Monday through Friday.

Transport Container

Plastic screw-cap vial

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 7 days
Refrigerated: 28 days
Frozen: 28 days

Methodology
Enzyme Immunoassay (EIA)

FDA Status
This test was developed and its performance characteristics determined by Viracor Eurofins. It has not been cleared or approved by the U.S. Food and Drug Administration.

Setup Schedule

Set up: Mon-Fri; Report available: 2-3 business days from receipt of specimen

Reference Range

See Laboratory Report

Clinical Significance

The clinical utility of food-specific IgG4 tests has not been clearly established. Physicians sometimes use allergen-specific IgG4 to evaluate patients prior to or during immunotherapy. These tests can be used in special clinical situations. This test should only be ordered by physicians who recognize the limitations of the test.

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.