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0.3 mL serum
Plasma collected in a: EDTA (lavender-top), sodium heparin (green-top), lithium heparin (green-top) or PPT Potassium EDTA (white top)
Room temperature: 14 days
Refrigerated: 14 days
Frozen: 30 days
Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano, CA 92690-6130
Set up: Mon-Sat; Report available: 2-4 days
Some individuals with allergies have low total IgE but high concentration of allergen-specific IgE and may even suffer anaphylaxis with low to undetectable concentrations of IgE or allergen-specific IgE antibodies.
For diagnosis of allergic disease. A normal IgE level does not exclude the possible presence of an allergic disorder.
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 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 payer being billed.)
* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.