Autoimmune disease Autoimmune disease An autoimmune disease is a condition arising from an abnormal immune response to a normal body part. There are at least 80 types of autoimmune diseases. Nearly any body part can be involved. Common symptoms include low grade fever and feeling tired. Often symptoms come and go. The cause is generally unknown. Some autoimmune diseases such as lupus run in families, and certain cases may be triggered by infections or other environmental factors. Some common diseases that are generally considered autoimmune include celiac disease, diabetes mellitus type 1, Graves' disease, inflammatory bowel disease, multiple sclerosis, psoriasis, rheumatoid arthritis,
Behçet's disease Behçet's disease Behçet's disease (BD) is a type of inflammatory disorder which affects multiple parts of the body. The most common symptoms include painful mouth sores, genital sores, inflammation of parts of the eye, and arthritis. The sores typically last a few days. Less commonly there may be inflammation of the brain or spinal cord, blood clots, aneurysms, or blindness. Often the symptoms come and go. The cause is unknown. It is believed to be partly genetic. Behçet's is not contagious. Diagnosis is based on at least three episodes of mouth sores in a year together with at least two