HLA-B27-associated anterior uveitis a common presentation

Editor's Note: Anterior uveitis is the most common type of intraocular inflammation. Among patients with inflammation localized primarily to the anterior chamber, 50% or more are HLA-B27 positive. Inaddition, a number of these patients with HLA-B27-associated anterior uveitis have, or will develop, an associated systemicdisorder such as ankylosing spondylitis,reactive arthritis (formerly known asReiter's syndrome), inflammatory bowel disease, or psoriatic arthritis.