Celiac Antibodies tTG IgA, DGP IgA, Total IgA With Reflex to tTG IgG and DGP IgG Labcorp test 164002

This test measures specific antibodies that the immune system creates in response to gluten, a protein found in wheat, barley, and rye. It helps show whether the body is reacting to gluten in a way that damages the small intestine, which is the main concern in Celiac disease.