Posted Date
Effective Date
Update Type New Tests
CPT Code 80299, 82397

Order Code:  FGAGA

Reference Laboratory:   Mayo Medical Laboratories


Effective April 9, 2020 MLabs will offer Golimumab and Anti-Golimumab Ab (FGAGA) testing via Mayo Medical Laboratories.


Specimen Collection: Collect approximately 6 mL of whole blood in a red or serum separator tube (SST). Centrifuge the specimen within 45 minutes of collection. Aliquot the serum into a plastic vial and freeze. Ship the specimen frozen within 7 days of collection.   


Methodology: Electrochemiluminescence immunoassay (ECLIA)


Analytic Time: Approx. 2 days, test performed on Tuesdays


Reference Range: See Below



Quantitation Limit: <0.5 ug/mL

Results of 0.5 ug/mL or higher indicate detection of Golimumab

In the presence of serum anti-golimumab antibodies, the golimumab drug level reflects the antibody-unbound (free) fraction of golimumab in serum



Anti-Golimumab Antibody

Quantitation Limit: <20 ng/mL

Results of 20 or higher indicate detection of anti-Golimumab antibodies.