Diagnostic criteria for RA
1. Inflammatory arthritis of 3+ joints2. Symptoms lasting at least 6 weeks3. Elevated CRP and ESR4. + serum RF or ACPA5. Radiographic changes consistent with RA (erosions and periarticular decalcification)
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Diagnostic criteria for RA
1. Inflammatory arthritis of 3+ joints2. Symptoms lasting at least 6 weeks3. Elevated CRP and ESR4. + serum RF or ACPA5. Radiographic changes consistent with RA (erosions and periarticular decalcification)