Rheumatoid arthritis

Why RA should be subdivided into two distinct diseases

Rheumatoid arthritis is two distinct diseases and should be formally subdivided into type 1 (with autoantibodies) and type 2 (without autoantibodies), Dutch researchers say. The distinction is needed because while disease activity improves over time for most rheumatoid arthritis (RA) patients, long-term outcomes only improve in RA patients with autoantibodies, according to a study by ...

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