All are seronegative (spondyloepiphyseal) ahritis with ocular manifestations, except?
High-Yield Explanation
Answer is C (Rheumatoid Ahritis) : Rheumatoid ahritis is a seropositive ahritis with autoantibodies against IgG present is in 75% of patients. It is not a seronegative ahritis. The seronegative spondylo ahropathies include - Ankylosing Spondylitis - Psoriatic Ahritis - Ahritis associated with Inflammatory bowel disease - Reiter's syndrome (Reactive ahritis) Characteristic features of these disorders are : - Onset usually before age 40 - Inflammatory Ahritis of spine or large peripheral joints or both - UveitisQ - Absence of Auto antibodies in Serum (i.e. seronegative) - Striking association with HLA-B27Q