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 Test Performed

Monday, Thursday

Analytic Time

3 - 12 days

Soft Order Code

FHSTW

MiChart Code

Histamine, Whole Blood

Laboratory

Sendout

Laboratory Reference

Mayo FHSTW (57368) (ARUP 0070037)

Looking to Order a Test?

We’ve provided helpful links to make ordering easy.

Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

Order Kits and Supplies

MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

Visit our provider FAQ and learn about common questions to ordering tests.

Specimen Requirements

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 Information

Fee Codes


CPT Code

83088

LOINC

46436-2

Have More Billing Questions?

Explore our helpful billing resources:

Billing Resources


Billing FAQ