Referred Tests
| Web: | mayocliniclabs.com |
|---|---|
| Email: | mcl@mayo.edu |
| Telephone: | 800-533-1710 |
| International: | +1 855-379-3115 |
| Values are valid only on day of printing. | |
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 ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| INFX | Infliximab, S | No | Yes |
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 ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| INXAB | Infliximab Ab, S | No | No |
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 with Acid Dissociation
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
Auto-immune disease treatment
INFXR
INFX
INXAB
REMICADE
RENFLEXIS
Inflectra
Infliximab abda
Infliximab
63437
63000
63417