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. 2021 Oct 1;480(2):231–245. doi: 10.1007/s00428-021-03188-1

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© The Author(s) 2021

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Fig. 6 — A Left colectomy showing ulcerations due to ischemic colitis and residue from the pharmaceutical filler crospovidone (arrows) (H&E, magnification 20 ×). B Higher magnification of the previous image showing deeply basophilic coral like particle of crospovidone (H&E, magnification 100 ×). C, D Endoscopic biopsies from the stomach showing microcrystalline cellulose filler on the surface epithelium which is transparent on H&E (C) and magenta on PAS stain (D) (magnification 40 ×)