Days Set Up
Monday, Wednesday, Thursday
Analytic Time

4 - 10 days

MiChart Code
Infliximab and Anti-Infliximab Ab
Soft Order Code
INFXR

Update Type: Test Methodology Changed

Test Updated: 09/02/2020

Synonyms

FIAIA
Infliximab Concentration and Anti-Infliximab Antibody
Remicade
Anser IFX Equivalent
INFXR
INXAB

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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.

Test Overview

Test Methodology

Selective Reaction Monitoring LC-MS/MS; Electrochemiluminescent Bridging Immunoassay

Test Usage

Trough level quantitation for evaluation of patients with loss of response to infliximab.

Reference Range

Therapeutic concentrations of infliximab may vary according to the disease.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Specimen Requirements

Yellow Top Tube
Red Top Tube
Normal Volume
1 mL serum
Minimum Volume
0.5 mL serum

Billing Information

CPT Code
80230
Pro Fee Code
 
LOINC
 

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.