Differential Diagnosis
Conditions that may present similarly to rheumatoid arthritis include the following:
- Systemic diseases
- Rheumatic fever
- Infective endocarditis
- Still’s disease
- Sarcoidosis
- Connective tissue disorders
- Scleroderma
- Sjogren’s syndrome
- Systemic lupus erythematosus
- Systemic vasculitides
- Mixed connective tissue disease
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Other conditions
- Seronegative spondyloarthropathies
- Psoriatic arthritis
- Reactive arthritis
- Infectious arthritis
- Crystal-induced arthritis
- Endocrinopathies (eg thyroid disease)
- Fibromyalgia
- Osteoarthritis
- Hemochromatosis
- Paraneoplastic syndromes