Infliximab Quantitation w/Reflex to Antibodies, to Infliximab, Serum
Order Code:
INFXR
Test Summary
Trough level quantitation for evaluation of patients with loss of response to infliximab and infliximab-dyyb
Aliases
- Remicade
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum from a red top tube
Minimum Volume
0.5 mL
Instructions
Centrifuge red top within 2 hours of collection. Transfer serum to a plastic vial.
Patient Preparation
1. Draw blood immediately before next scheduled dose (trough specimen).
2. For 12 hours before specimen collection do not take multivitamins or dietary supplements containing biotin (vitamin B7), which is commonly found in hair, skin, and nail supplements and multivitamins.
2. For 12 hours before specimen collection do not take multivitamins or dietary supplements containing biotin (vitamin B7), which is commonly found in hair, skin, and nail supplements and multivitamins.
Storage
Plastic screw cap vial
Transport Temperature
Refrigerated
Specimen Stability
- Room Temperature = N/A
- Refrigerated = 28 days
- Frozen = 28 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Serum from a serum separator tube, gross hemolysis, gross icterus
Order Code
INFXR
EPIC (Premier) Code
LAB6767
Includes
N/A
CPT Code
- 80230
- 82397 if appropriate
Billing Code
- 650053
CPT Statement
Methodology
Selective Reaction Monitoring Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS),
Electrochemiluminescent Bridging Immunoassay with Acid Dissociation
Electrochemiluminescent Bridging Immunoassay with Acid Dissociation
FDA Status
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Mayo Clinic Laboratories -- Rochester Superior Drive
3050 Superior Drive NW
Rochester MN, 55901
3050 Superior Drive NW
Rochester MN, 55901
Department
Reference Testing
Reference Range
N/A
Setup Schedule / Expected Turnaround Time
Monday - Friday; Report available: 3 - 6 days
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum from a red top tube
Minimum Volume
0.5 mL
Instructions
Centrifuge red top within 2 hours of collection. Transfer serum to a plastic vial.
Patient Preparation
1. Draw blood immediately before next scheduled dose (trough specimen).
2. For 12 hours before specimen collection do not take multivitamins or dietary supplements containing biotin (vitamin B7), which is commonly found in hair, skin, and nail supplements and multivitamins.
2. For 12 hours before specimen collection do not take multivitamins or dietary supplements containing biotin (vitamin B7), which is commonly found in hair, skin, and nail supplements and multivitamins.
Storage
Plastic screw cap vial
Transport Temperature
Refrigerated
Specimen Stability
- Room Temperature = N/A
- Refrigerated = 28 days
- Frozen = 28 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Serum from a serum separator tube, gross hemolysis, gross icterus
Result Information
Methodology
Selective Reaction Monitoring Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS),
Electrochemiluminescent Bridging Immunoassay with Acid Dissociation
Electrochemiluminescent Bridging Immunoassay with Acid Dissociation
Testing Laboratory
N/A
Reference Range
N/A
Setup Schedule / Expected Turnaround Time
Monday - Friday; Report available: 3 - 6 days