3 - 12 days
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Enzyme-Linked Immunosorbent Assay
Aid in evaluation of patient with allergic signs and symptoms, such as anaphylaxis; may assist in diagnosing and monitoring of mast-cell activation disorders.
180 - 1800 nmol/L
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Collect specimen in a green top tube (sodium or lithium heparin). Freeze whole blood specimen within 6 hours of collection. Do not freeze glass Vacutainer® tubes; collect in plastic Vacutainer® tube or transfer blood to a plastic tube prior to freezing.