Which of the following macroscopic features is most suggestive of Crohn disease rather than Ulcerative Colitis?
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Correct answer: Strictures and 'creeping fat' around the serosa
Crohn disease is characterized by transmural inflammation, which leads to complications like strictures and fistulas. 'Creeping fat' occurs when mesenteric fat extends around the serosal surface of the bowel toward the anti-mesenteric border.
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