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Osteitis--an under-recognised association with seronegative spondyloarthropathy?
S Stebbings1, J Highton, T C Doyle
1Department of Medicine, Dunedin School of Medicine.
The New Zealand Medical Journal
|February 6, 1998
Summary
Osteitis, inflammation of bone, is a common feature across various spondyloarthropathies and SAPHO syndrome. Recognizing osteitis aids in better disease documentation and understanding of these related inflammatory conditions.
Area of Science:
- Rheumatology
- Immunology
- Orthopedics
Background:
- Spondyloarthritides encompass a group of inflammatory diseases affecting the spine and joints.
- Osteitis, an inflammation of bone, is increasingly recognized as a manifestation within this spectrum.
- SAPHO syndrome (synovitis, acne, pustulosis, hyperostosis, osteitis) shares features with spondyloarthropathies.
Observation:
- Four cases illustrate osteitis in psoriatic arthritis, SAPHO syndrome, and reactive arthritis.
- Psoriatic arthritis case showed extensive osteitis of tibia and fibula, linked to SAPHO syndrome.
- Reactive arthritis case exhibited wrist osteitis, confirmed by scintigraphy.
Findings:
- Osteitis is a shared characteristic among diverse spondyloarthropathies.
- SAPHO syndrome may be classified as a form of spondyloarthritis.
- The presented cases highlight the spectrum of osteitis presentation.
Implications:
- Increased awareness of osteitis can improve diagnostic accuracy in spondyloarthropathies.
- Recognizing osteitis facilitates comprehensive disease characterization.
- This finding may refine understanding of the relationship between SAPHO syndrome and spondyloarthritis.