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Sacroiliitis in seronegative polyarthritis: CT analysis
M Cammisa1, M Lomuto, M G Bonetti
1Department of Radiology, Casa Sollievo della Sofferenza, S. Giovanni Rotondo, Italy.
Clinical and Experimental Rheumatology
|January 1, 1987
Summary
Computed tomography (CT) offers superior detection of sacroiliac joint abnormalities in inflammatory arthritis compared to X-rays. This imaging technique shows promise for early diagnosis of joint damage in conditions like psoriatic arthritis.
Area of Science:
- Rheumatology
- Radiology
- Medical Imaging
Background:
- Sacroiliac joint involvement is common in inflammatory arthropathies.
- Early detection of sacroiliac joint abnormalities is crucial for effective management.
- Conventional radiography has limitations in visualizing early changes.
Purpose of the Study:
- To evaluate the efficacy of computed tomography (CT) in assessing sacroiliac joint abnormalities.
- To compare CT sensitivity with conventional X-ray analysis.
- To determine CT's utility in early diagnosis of sacroiliac joint pathology.
Main Methods:
- Computed tomography (CT) scans were performed on patients with psoriatic arthritis (n=29) and colitic arthritis (n=15).
- Findings were compared with conventional X-ray analysis.
- Evaluation focused on articular space alterations, erosions, and ankylosis.
Main Results:
- CT demonstrated higher sensitivity than conventional X-rays for evaluating articular space changes in psoriatic and colitic arthritis.
- CT effectively detected erosions and ankylosis in sacroiliac joints.
- These findings were observed in patients with ankylosing spondylitis and psoriatic arthritis.
Conclusions:
- Computed tomography (CT) is a sensitive tool for detecting sacroiliac joint abnormalities.
- CT offers advantages over conventional radiography for early diagnosis.
- CT shows promise for identifying pathological changes in inflammatory arthritis affecting the sacroiliac joints.