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Celiac Antibody Panel (Transglutaminase/Gliadin)

Test Code
LAB3135


Alias/See Also
1231600014


CPT Codes
86258 (2) 86364(2)

Includes
ANTI-TISSUE TRANSGLUTAMINASE ANTIBODY IGG
ANTI-DEAMIDATED GLIADIN PEPTIDE ANTIBODY IGG
ANTI-TISSUE TRANSGLUTAMINASE ANTIBODY IGA
ANTI-DEAMIDATED GLIADIN PEPTIDE ANTIBODY IGA


Preferred Specimen
Red Top Tube or Gold SST Top Tube
For neonates: 2 pedi Reds or 2 pedi Lithium Green Tubes


Minimum Volume
1.5 mL serum


Transport Temperature
Refrigerated


Specimen Stability
Room Temperature: 24 hours
Refrigerated: 7 days
Frozen: for longer storage


Methodology
BioRad BioPlex

Reference Range
ANTI-TISSUE TRANSGLUTAMINASE ANTIBODY IGG
Males/Females:
<15.0 U/mL
Interpretation:
Negative
ANTI-DEAMIDATED GLIADIN PEPTIDE ANTIBODY IGG
Males/Females:
<15.0 U/mL
Interpretation:
Negative
ANTI-TISSUE TRANSGLUTAMINASE ANTIBODY IGA
Males/Females:
<15.0 U/mL
Interpretation:
Negative
ANTI-DEAMIDATED GLIADIN PEPTIDE ANTIBODY IGA
Males/Females:
<15.0 U/mL
Interpretation:
Negative


Performing Laboratory
LITTLE ROCK LABORATORY


Last Updated: August 26, 2026


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.