Anti-mutated citrullinated vimentin antibody and rheumatoid factor (prevalence and association) in rheumatoid arthritis patients; Saudi and non-Saudi.

Unlabelled: background: The aims of this study were to assess the prevalence of anti-mutated citrullinated vimentin (MCV) antibodies and rheumatoid factor (RF) and to evaluate their association in rheumatoid arthritis patients, both Saudi and non-Saudi.

Methods: Retrospectively, we studied 280 rheumatoid arthritis patients, at King Abdulaziz University Hospital. The antibodies were measured by enzyme linked immunosorbent assay and rheumatoid factor by nephelometry.