The Celiac & Gluten Sensitivity test tests a patient’s blood for total IgA as well as IgA specific antibodies for possible celiac disease or gluten sensitivity. Celiac disease, also known as celiac sprue or gluten sensitivity enteropathy, is a chronic autoimmune disease which has a genetic component and may affect several family members. Celiac is a lifelong condition with no cure however, it is manageable once diagnosed.