Diagnosing rheumatoid arthritis
Once a person has at least one joint that is painful and inflamed, a rheumatologist can use a ten point check to help diagnose rheumatoid arthritis (RA). The assessment covers four areas: joint involvement, serology, acute phase reactants plus duration of symptoms. There is a total of ten points. A score of six confirms a diagnosis of rheumatoid arthritis. Here is how it breaks down. Choose one from each group and total.. A. Joint involvementOne large joint 0 points2-10 large joints 1 point1-3 small joints 2 points4-10 small joints 3 pointsGreater than 10 joints including at least one small joint 5 points B. Serology (blood tests)Negative RF and negative ACPA 0Low positive RF or low positive ACPA 2High positive RF or high positive ACPA 3 C. Acute phase reactants(inflammation blood tests)Normal CRP and normal ESR 0Abnormal CRP or abnormal ERS 1 D. Duration of symptoms< 6 weeks 0 6 weeks 1 My choices are a total of 7. Note I am seronegative, and it took a lot of joint involvement to get a positive diagnosis. …





