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HardGastroenterologyToxic megacolon in ulcerative colitisca-mccqe1ca-rcpsc-emca-rcpsc-im

A 50-year-old man with ulcerative colitis on mesalamine presents with fever, tachycardia, hypotension, and severe abdominal pain. He has diffuse tenderness and guarding. What is the most concerning complication to consider?

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