PMC7490986_01
Histopathology of the resected colon. (a) Low-power magnification: thrombosis of blood vessels and multiple foci of necrosis. (b) High-power magnification: thrombus formation and dense eosinophilic infiltration of the vessels.
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PMC7490986_01_gr1.jpg
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Histopathological analysis revealed ischemic colitis with eosinophilic vasculitis in medium-sized vessels throughout the colon, including the resection margin (Fig. 1).