胃と腸57巻13号

2022年12月発行

今月の主題 IEEを使いこなす

主題

NBIおよびBLIを使いこなす—十二指腸

著者： 鳥谷洋右¹ 遠藤昌樹¹² 永塚真¹ 山田峻¹³ 久米井智¹ 大泉智史¹ 森下寿文¹ 佐々木裕¹ 春日井聡¹ 梁井俊一¹ 杉本亮³ 上杉憲幸³ 菅井有³ 松本主之¹

所属機関： ¹岩手医科大学医学部内科学講座消化器内科分野 ²開運橋消化器内科クリニック ³岩手医科大学医学部病理診断学講座

ページ範囲：P.1649 - P.1656

文献概要

要旨●表在性非乳頭部十二指腸上皮性腫瘍（SNADETs）に対するNBI，BLI併用拡大内視鏡診断について概説した．SNADETsの拡大内視鏡診断は，胃癌の診断と同様にDLの同定，および微小血管構築像と表面微細構造を詳細に観察することが基本となる．加えて，SNADETsでは粘液形質を推定しながら内視鏡診断を進めることが重要であり，中でも腸型の粘液形質を有する病変ではWOSによって微小血管が視認できない場合が多く，表面微細構造に注目した観察が必要となる．今後，本邦からの統一した拡大内視鏡診断基準の作成が期待される．

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