What Is Uveitis? Uveitis is a form of ocular inflammation which affects the uvea or pigmented layers of the inside of the eye. The uveal tract includes the iris which forms the pupil, ciliary body which produces fluid in the eye and choroid (a vascular tissue which rests below the retina). Uveitis is a common feline disorder which has many causes which affect overall health in addition to eye health. The affects of uveitis can be mild to serious, leading to discomfort, loss o