Approximately 10% of celiac disease patients are IgA deficient, so both IgA and IgG should be used along with total IgA to determine whether there is an IgA deficiency. AGA: Antigliadin antibody ...

In adults, the most common symptoms of celiac disease are stomach problems, like gas and diarrhea. A tissue transglutaminase IgA test, or tTg-IgA test, is an effective method used in the diagnosis ...

(Scientific Reports) A dual anti-transglutaminase 2 IgA and IgG assay showed promise as a tool to screen adults in the ...

Serological tests for celiac disease can be problematic. Transglutaminase IgA titers correlate linearly with the stage of the histological lesion, with a higher sensitivity for celiac disease ...