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Tag: anti-CCP

September 22, 2026

Seronegative Rheumatoid Arthritis: Can You Have RA With Negative RF and Anti-CCP?

Why negative antibody tests do not end an evaluation when swollen joints and other findings suggest inflammatory arthritis.

Yes, rheumatoid arthritis can occur with negative rheumatoid factor (RF) and anti-CCP antibody results. Clinicians use the term seronegative RA when the characteristic antibodies are not detected but the overall findings support the diagnosis. Negative […]

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August 11, 2026

Inflammation and Autoimmune Blood Tests: CRP, hs-CRP, ESR, ANA, RF, and Anti-CCP

How CRP, hs-CRP, ESR, ANA, rheumatoid factor, anti-CCP, complement, and related tests support focused evaluation and monitoring

Inflammation and autoimmune blood tests answer different questions. General markers such as C-reactive protein (CRP), high-sensitivity CRP (hs-CRP), and erythrocyte sedimentation rate (ESR) can show that inflammatory activity may be present, but they usually cannot […]

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