Test Code ADALX Adalimumab Quantitative with Reflex to Antibody, Serum
Additional Codes
Outreach (Atlas) Order Code
ADALX
Hospital (Cerner) Order Code
ADALX
Ordering Guidance
If both quantitation and antibody testing are needed, regardless of the quantitation results, order ADALP / Adalimumab Quantitative with Antibody, Serum
Specimen Required
Patient Preparation: Â For 12 hours before specimen collection, patient should not take multivitamins or dietary supplements (eg, hair, skin, and nail supplements) containing biotin (vitamin B7
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Secondary ID
64863Useful For
Therapeutic drug monitoring of adalimumab concentration and antibody levels, if appropriate
Reflex Tests
Test ID | Reporting Name | Available Separately | Always Performed |
---|---|---|---|
ADLAB | Adalimumab Ab, S | No | No |
Testing Algorithm
If the result is 8.0 mcg/mL or less, then adalimumab antibody test will be performed at an additional charge.
For more information see Ulcerative Colitis and Crohn Disease Therapeutic Drug Monitoring Algorithm.
Method Name
Enzyme-Linked Immunosorbent Assay (ELISA)
Reporting Name
Adalimumab QN with Reflex to Ab, SSpecimen Type
SerumSpecimen Minimum Volume
0.35 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 28 days | |
Frozen | 28 days |
Reject Due To
Gross hemolysis | OK |
Gross lipemia | OK |
Gross icterus | OK |
Heat-treated specimen | Reject |
Reference Values
ADALIMUMAB QUANTITATIVE:
Limit of quantitation is 0.8 mcg/mL. Optimal therapeutic ranges are disease specific.
ADALIMUMAB ANTIBODY:
<14.0 AU/mL
Day(s) Performed
Monday, Wednesday, Friday
Report Available
2 to 4 daysPerforming Laboratory
Mayo Clinic Laboratories in RochesterTest Classification
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.CPT Code Information
80145
83520 (if appropriate)
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
ADALX | Adalimumab QN with Reflex to Ab, S | 86894-3 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
ADALX | Adalimumab QN with Reflex to Ab, S | 86894-3 |
Forms
If not ordering electronically, complete, print, and send one of the following with the specimen:
-Gastroenterology and Hepatology Test Request (T728)
-Therapeutics Test Request (T831)