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.
Celiac disease is a genetic disorder affecting children and adults. People with celiac disease are unable to eat foods that contain gluten, which is found in wheat and other grains. In people with celiac disease, gluten sets off an autoimmune reaction that causes the destruction of the villi in the small intestine.ou will not outgrow the disease since celiac disease is now considered to be an autoimmune disorder like diabetes and rheumatoid arthritis. Celiac disease is not a food allergy; rather it is an autoimmune disease. Food allergies, including wheat allergy, are conditions that people can grow out of.