Crohn disease - creeping fat sign (gross pathology)

Case contributed by Hadiel Kaiyasah
Diagnosis certain

Presentation

Known history of Crohn disease.

Patient Data

Age: 35 years
Gender: Female
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Info

An intra-operative finding during right hemicolectomy with "creeping fat" in the terminal ileum.

Photo credit: Hadiel Kaiyasah.

Case Discussion

The creeping fat or wrapping fat sign refers to the fibrofatty proliferation of the mesenteric tissue adjacent to chronically inflamed bowel loops. It has been considered to be a finding characteristic of Crohn's disease.

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