Anti-Tissue Transglutaminase Immunoglobulin A (tTG IgA) Blood Test iron-studies Screens for Clostridium difficile toxins

Screens for Clostridium difficile toxins A and B in stool using PCR

Often ordered alongside other liver markers to assess liver health or clarify whether an elevated ALP is from the liver rather than bone

and APTT to assess the blood's clotting pathways

pylori infection by identifying bacterial proteins in a stool sample

Anti-Tissue Transglutaminase Immunoglobulin A (tTG IgA) Blood Test iron-studies Screens for Clostridium difficile toxinsMeasures IgA antibodies against tissue transglutaminase, the recommended first line blood test for coeliac disease screening. Also used to monitor dietary adherence in people already diagnosed with coeliac disease on a gluten free diet.