👉 Choroidoretinitis is a rare, autoimmune disorder characterized by inflammation of the choroid sheath (the outer layer of the eye) and the cornea. It can affect both eyes, with some cases affecting only one or both eyes. The exact cause of choroidoretinitis is unknown, but it has been linked to autoimmunity and an immune response against the immune system. The inflammation in the choroid sheath may be caused by a variety of factors such as autoimmune