Test Overview
Test Methodology
Enzyme-Linked Immunosorbent Assay
Test Usage
Aid in evaluation of patient with allergic signs and symptoms, such as anaphylaxis; may assist in diagnosing and monitoring of mast-cell activation disorders.
Reference Range *
180 - 1800 nmol/L
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Monday, Thursday
Analytic Time
3 - 12 days
Soft Order Code
FHSTW
MiChart Code
Histamine, Whole Blood
Laboratory
Sendout
Reference Laboratory
Mayo FHSTW (57368) (ARUP 0070037)
Section
Special Testing
Specimen Requirements
Collection
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.
Normal Volume
1 mL whole blood
Minimum Volume
0.5 mL whole blood
Additional Information
Test sent to Mayo Medical Laboratories; performed by ARUP Laboratories.
Billing
CPT Code
83088
LOINC
46436-2