Reactive arthritis pathophysiology

Reactive arthritis Microchapters
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Pathophysiology

It is thought that reactive arthritis is the result of previous gastrointestinal or genitourinary infection especially with previous Chlamydia infection.

• Reactive arthritis is associated with HLA-B27 (MHC class I molecule).
• It is estimated around 75% patients of reactive arthritis are positive for HLA-B27. Patients with family history of

References

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