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Histology of the tumor excised from the descending colon. a Intraoperative frozen section of the tumor showing solid growth of clear cells admixed with glandular and cystic growth of cells with hobnail features. b Histopathology of the paraffin-embedded specimen showing the cytoplasm of the tumor cells more clearly and brightly than the intraoperative frozen section (hematoxylin and eosin stain, magnification ×20).
