Presentation
Long standing Crohn's disease
Patient Data
Age: Adult
Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.
From the case:
Fat halo sign
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Axial C+ portal venous phase

Note the fat halo sign seen in the loop of small bowel anteriorly in both cross-section and longitudinally, representing submucosal fat deposition due to chronic inflammation.