Test Catalog

Test ID: INFXR    
Infliximab Quantitation with Reflex to Antibodies to Infliximab, Serum

Useful For Suggests clinical disorders or settings where the test may be helpful

Trough level quantitation for evaluation of patients with loss of response to infliximab and infliximab-dyyb

Profile Information A profile is a group of laboratory tests that are ordered and performed together under a single Mayo Test ID. Profile information lists the test performed, inclusive of the test fee, when a profile is ordered and includes reporting names and individual availability.

Test IDReporting NameAvailable SeparatelyAlways Performed
INFXInfliximab, SNoYes

Reflex Tests Lists tests that may or may not be performed, at an additional charge, depending on the result and interpretation of the initial tests.

Test IDReporting NameAvailable SeparatelyAlways Performed
INXABInfliximab Ab, SNoNo

Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.

Infliximab will be performed by liquid chromatography-tandem mass spectrometry (LC-MS/MS) on all samples. When Infliximab results are below 5.1 mcg/mL, testing for antibodies to infliximab will be performed at an additional charge.

Method Name A short description of the method used to perform the test

INFXR, INFX: Selective Reaction Monitoring Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

INXAB: Electrochemiluminescent Bridging Immunoassay

NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.

Yes

Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

Infliximab QN with Reflex to Ab, S

Aliases Lists additional common names for a test, as an aid in searching

Anti-TNF inhibitor
Auto-immune disease treatment
INFXR
INFX
INXAB
REMICADE
RENFLEXIS
Inflectra
Infliximab abda
Infliximab
63437
63000
63417