80대 남자
3년만에 위내시경
배경은 장상피 화생을 동반하고 있음.
전정부 소만측에 지저분하게 점액 묻어있는 양상 발견.
점막의 요철이 두드러져 묻어있는 양상
본원의 I-SCAN으로 보았을 때 경계가 뚜렷한 용종 (olympus의 NBI와 비슷하게 유용함)
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크기는 13mm이며, 조직검사상 저등급의 이형성 (low grade dysplasia)
ESD까지 필요하지 않고 점막절제술(EMR)로 제거 가능한 크기