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A,B, Submucosal small vessels with fibrinous degeneration of the vessel wall and perivascular neutrophils (arrows) [haematoxylin and eosin (H&E)]. C, Submucosal vessels with perivascular hyalinisation in one case of coronavirus disease 2019‐associated ischaemic enterocolitis (asterisks) (H&E). [Colour figure can be viewed at wileyonlinelibrary.com]
