Fig. 3. Histopathologic findings. (A) The tumor is a well-differentiated tubular adenocarcinoma limited to the muscularis mucosae (hematoxylin and eosin stain [H&E], ×40). (B) The tumor cells contain coarse eosinophilic granules in the cytoplasm (H&E, ×200). (C) The tumor cells are diffusely and strongly positive for lysozyme (lysozyme stain, ×40).

Korean J Gastroenterol 2022;80:34~37 https://doi.org/10.4166/kjg.2022.043

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