Transglutaminase IgA & IgG Autoantibodies

Overview

  • EPIC Code:
  • IMO119
  • Soft Test Code:
  • TRANG
Alternate Names
  • Tissue Transglutaminase
  • Tissue Transglutaminase (tTG) Antibodies (IgG, IgA
  • Tissue Transglutaminase Antibodies (IgG, Ig)A
  • Transglutaminase G/A
  • TTG
Included Tests

Transglutaminase IgA Autoantibodies; Transglutaminase IgG Autoantibodies


Clinical Significance

For the evaluation of possible Celiac Disease


Specimen Collection & Preparation

Specimen Requirements:

-OR-

1.0 mL Serum in a SST Gold Top Tube
Minimum Volume:
0.5 mL Serum*

* This volume does not allow for repeat testing

Transport and Storage:
  • Refrigerated: 7 Days
  • Frozen (-20 C or colder): 30 Days
  • :

Clinical Interpretation

Reference Range:

Tissue Transglutaminase Antibody, IgG
<6 U/mL Negative
≥6 U/mL Positive
Tissue Transglutaminase Antibody, IgA
<4 U/mL Negative
≥4 U/mL Positive


Methodology:
  • Enzyme Immunoassay (EIA)
Clinical Significance

For the evaluation of possible Celiac Disease


Production Schedule

Sites Performed
  • Parkview Regional Medical Center
Days Performed
Monday
Departments
  • Immunology
Turn Around Time

7 days


Coding & Compliance

CDM

01429516, 01429517


CPT Coding

86364 x 2