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Peanut IgG4
Test Code13704CS
CPT Codes
86001<br>* Restricted Use* This code is available to Client 55032 and 57188 ONLY. <br>**This test is not available for New York patient testing.**<br><br><br data-cke-filler="true">
Preferred Specimen
0.5 mL serum
Minimum Volume
0.5 mL
Instructions
Collect 1-2 mL whole blood in red top tube. Centrifuge and transfer 0.5 mL serum into a transfer tube.
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 7 days
Refrigerated: 30 days
Frozen: 28 days
Refrigerated: 30 days
Frozen: 28 days
Methodology
ImmunoCAP® FEIA IgG
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
A.M. Sets up 3 days a week.
Report Available
Reports in 2 to 3 days.
Clinical Significance
The clinical utility of food-specific IgG4 test 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.
