Autoimmune hepatitis is classified into several types. Type 1 autoimmune hepatitis is the most common form in North America. Type 1 can occur at any age; however, it most often starts in adolescence or young adulthood. About 70 percent of people with type 1 autoimmune hepatitis are female. 1 People with type 1 autoimmune hepatitis commonly have other autoimmune disorders, such as - celiac disease, an autoimmune disease in which people cannot tolerate gluten because it damages the lining of their small intestine and prevents absorption of nutrients - Crohns disease, which causes inflammation and irritation of any part of the digestive tract - Graves disease, the most common cause of hyperthyroidism in the United States - Hashimotos disease, also called chronic lymphocytic thyroiditis or autoimmune thyroiditis, a form of chronic inflammation of the thyroid gland - proliferative glomerulonephritis, or inflammation of the glomeruli, which are tiny clusters of looping blood vessels in the kidneys - primary sclerosing cholangitis, which causes irritation, scarring, and narrowing of the bile ducts inside and outside the liver - rheumatoid arthritis, which causes pain, swelling, stiffness, and loss of function in the joints - Sjgrens syndrome, which causes dryness in the mouth and eyes - systemic lupus erythematosus, which causes kidney inflammation called lupus nephritis - type 1 diabetes, a condition characterized by high blood glucose, also called blood sugar, levels caused by a total lack of insulin - ulcerative colitis, a chronic disease that causes inflammation and sores, called ulcers, in the inner lining of the large intestine Type 2 autoimmune hepatitis is less common and occurs more often in children than adults. 1 People with type 2 can also have any of the above autoimmune disorders. 
What is (are) Autoimmune Hepatitis ?