A complex, multisystemic, autoimmune and/or autoinflammatory disease in which the underlying problem is inflammation of the blood vessels. The most common symptoms are oral and genital sores. Any system, including the ocular, cardiovascular, renal, gastrointestinal, pulmonary, urologic, and central nervous system, can become involved. Can produce stroke-like symptoms due to demyelination of areas in the brain. 0/5 stars, not recommended.