All celiac disease blood tests require that you be on a gluten-containing diet to be accurate. Tissue Transglutaminase Antibodies (tTG-IgA) â The tTG-IgA test will be positive in about 98% of patients with celiac disease who are on a gluten-containing diet.
Autoimmune Disease. Autoimmune disease affects up to 50 million Americans, according to the American Autoimmune Related Diseases Association (AARDA) . An autoimmune disease develops when your immune system, which defends your body against disease, decides your healthy cells are foreign.As a result, your immune system attacks healthy cells.utoimmune Disease. Autoimmune disease affects up to 50 million Americans, according to the American Autoimmune Related Diseases Association (AARDA) . An autoimmune disease develops when your immune system, which defends your body against disease, decides your healthy cells are foreign.
Lupus is an auto-immune disease that can last for decades. Auto-immune disease are disease where the immune system fights the body and organs rather than fighting viruses. With Lupus, the immune system over-reacts and begins to attack healthy tissue and organs - these attackes can be limited, or severe and can have many far-ranging effect.