Presentation
Back pain in a patient with Crohn disease.
Patient Data
Age: 45 years
Gender: Male
From the case:
Enteropathic arthritis with bilateral SI joint ankylosis
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Symmetric fusion both sacroiliac joints.
From the case:
Enteropathic arthritis with bilateral SI joint ankylosis
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Confirms symmetric fusion both sacroiliac joints.
Case Discussion
This patient has Crohn disease, so the sacroiliac joint findings (ankylosis) are most likely due to enteropathic arthritis.