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  1. Article

    Open Access

    Visibility of early gastric cancers by texture and color enhancement imaging using a high-definition ultrathin transnasal endoscope

    We evaluated whether texture and color enhancement imaging (TXI) using a high-definition ultrathin transnasal endoscope (UTE) improves the visibility of early gastric cancer (EGC) compared with white-light ima...

    Yohei Koyama, Mitsushige Sugimoto, Takashi Kawai, Midori Mizumachi… in Scientific Reports (2023)

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    Article

    Validation of the BEST-J score, a prediction model for bleeding after endoscopic submucosal dissection for early gastric cancer: a multicenter retrospective observational study

    A new scoring system, the BEST-J score, using ten risk factors to assign cases to different post-endoscopic submucosal dissection (ESD) risk groups for bleeding, has been shown to be accurate for risk stratifi...

    Yasuyuki Kagawa, Masakatsu Fukuzawa, Mitsushige Sugimoto… in Surgical Endoscopy (2022)

  3. No Access

    Article

    Diagnostic efficacy of the Japan NBI Expert Team classification with dual-focus magnification for colorectal tumors

    The Japan NBI Expert Team (JNET) classification is the first unified classification criteria for colorectal tumors using magnifying narrow-band imaging (NBI) in Japan. However, the diagnostic stratification ab...

    Yohei Koyama, Masakatsu Fukuzawa, Shin Kono, Akira Madarame… in Surgical Endoscopy (2022)