胃と腸58巻11号

2023年11月発行

今月の主題 小腸画像診断のトピックス ノート

—新しい小腸画像診断のトピックス—カプセル内視鏡AI

著者： 青木智則¹ 山田篤生¹²

所属機関： ¹東京大学医学部附属病院消化器内科 ²お茶の水駿河台クリニック

ページ範囲：P.1522 - P.1526

要旨●消化管を自動撮像するカプセル内視鏡は，画像読影者にとって時間的・精神的負担が大きい．画像認識において人間の能力を凌駕しうる畳み込みニューラルネットワーク（CNN）という人工知能（AI）の手法が登場するまでは，高精度の読影支援システム開発は困難であった．本稿では，小腸カプセル内視鏡読影における諸問題を解決するための，CNNを用いたさまざまな最新システムを紹介する．病変の自動検出のみならず，カプセル内視鏡特有の課題解決へも目が向けられている．急速な研究開発段階を経て，臨床導入に向けた実際の臨床場面での検証へとフェーズが移行しつつある．また，今後の展望も多岐にわたる．

参考文献

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