Laboratory Test Reference Guide

Laboratory Information

Test Name

Coeliac Screen

Synonyms

TTG
Gliadin

Constituent Tests

Test Information

Department

Immunology

Diagnostic Use Or Instructions

  • Do not test for coeliac disease unless there are good clinical reasons (for example unexplained iron deficiency or symptoms of malabsorption).

Additional Information

TTG IgA and Gliadin IgG are tested when Coeliac Screen is requested.

Endomysial antibody testing will be added to positive TTG IgA specimens to support diagnosis.