Fig. 1. Endoscopic image of an 86-year-old man who visited the outpatient clinic for jaundice. An ulceroinfiltrative mass was observed in the ampulla of Vater, and a biopsy revealed adenocarcinoma.

Korean J Gastroenterol 2023;82:159~170 https://doi.org/10.4166/kjg.2023.110

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