The cornea and lens are also responsible for focusing incoming light on to the retina to create a clear image. To work properly, the cornea needs to be perfectly curved, like the surface of a football. However, in astigmatism the cornea is shaped irregularly, like the surface of a rugby ball.
Celiac disease. Celiac disease is an autoimmune disease in which people canât eat gluten because it will damage their small intestine. If you have celiac disease and eat foods with gluten, your immune system responds by damaging the small intestine. Gluten is a protein found in wheat, rye, and barley.
This is commonly found in grains such as wheat, rye, barley and oats (the problem with oats is mostly due to cross-contamination in processing facilities). While celiac disease is initially an autoimmune disorder, it is also a disease of malabsorption, because essential nutrients are not absorbed.ifferences Between Celiac Disease, Gluten Intolerance & Sensitivity. Celiac disease (also spelled âcoeliacâ) is an immune reaction, a severe sudden onset allergic reaction, to the protein called gluten.