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Endoscopy International Open, Table of Contents
CC BY-NC-ND 4.0 · Endosc Int Open 2019; 07(07): E871-E882
DOI: 10.1055/a-0902-4467
Original article
Owner and Copyright © Georg Thieme Verlag KG 2019

Self-study of the non-extension sign in an e-learning program improves diagnostic accuracy of invasion depth of early gastric cancer

Authors

  • Minoru Kato

     1   Department of Gastrointestinal Oncology, Osaka International Cancer Institute, Osaka, Japan

  • Noriya Uedo

     1   Department of Gastrointestinal Oncology, Osaka International Cancer Institute, Osaka, Japan

  • Takashi Nagahama

     2   Department of Endoscopy, Fukuoka University Chikushi Hospital, Chikushino, Japan

  • Kenshi Yao

     2   Department of Endoscopy, Fukuoka University Chikushi Hospital, Chikushino, Japan

  • Hisashi Doyama

     3   Department of Gastroenterology, Ishikawa Prefectural Central Hospital, Kanazawa, Japan

  • Shigetsugu Tsuji

     3   Department of Gastroenterology, Ishikawa Prefectural Central Hospital, Kanazawa, Japan

  • Takuji Gotoda

     4   Division of Gastroenterology and Hepatology, Department of Medicine, Nihon University School of Medicine, Tokyo, Japan

  • Takuji Kawamura

     5   Department of Gastroenterology, Kyoto Second Red Cross Hospital, Kyoto, Japan

  • Masahide Ebi

     6   Department of Gastroenterology, Aichi Medical University School of Medicine, Nagakute, Japan

  • Katsumi Yamamoto

     7   Department of Gastroenterology, Japan Community Healthcare Organization, Osaka Hospital, Osaka, Japan

  • Tomofumi Akasaka

     8   Department of Gastroenterology and Hepatology, National Hospital Organization Osaka National Hospital, Osaka, Japan

  • Hajime Takatori

     9   Department of gastroenterology, Kanazawa University Hospital, Kanazawa, Japan

  • Osamu Handa

    10   Department of Molecular Gastroenterology and Hepatology, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Kyoto, Japan

  • Takuji Akamatsu

    11   Department of Gastroenterology and Hepatology, Japanese Red Cross Society Wakayama Medical Center, Wakayama, Japan

  • Jun Nishikawa

    12   Department of Laboratory Science, Yamaguchi University Graduate School of Medicine, Ube, Japan

  • Takuto Hikichi

    13   Department of Endoscopy, Fukushima Medical University Hospital, Fukushima, Japan

  • Takeshi Yamashina

    14   Department of Gastroenterology and Hepatology, Osaka Red Cross Hospital, Osaka, Japan

  • Akira Imoto

    15   Second Department of Internal Medicine, Osaka Medical College, Takatsuki, Japan

  • Yoko Kitamura

    16   Center for Digestive and Liver Disease, Department of Gastroenterology, Nara City Hospital, Nara, Japan

  • Tatsuya Mikami

    17   Division of Endoscopy, Hirosaki University Hospital, Hirosaki, Japan

  • Tomoyuki Koike

    18   Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Japan

  • Shuichi Ohara

    19   Department of Gastroenterology, Tohoku Rosai Hospital, Sendai, Japan

  • Shinji Kitamura

    20   Department of Gastroenterology and Oncology, Tokushima University Graduate School of Biomedical Sciences, Tokushima, Japan

  • Tatsuya Yamaguchi

    21   First Department of Internal Medicine, University of Yamanashi, Yamanashi, Japan

  • Tetsu Kinjo

    22   Department of Endoscopy, University of the Ryukyus Hospital, Okinawa, Japan

  • Taro Inoue

    23   Department of Gastroenterology and Hepatology, Kishiwada Tokushukai Hospital, Kishiwada, Japan

  • Sho Suzuki

    24   Department of Gastroenterology and Hepatology, Center for Digestive Disease, and Division of Endoscopy, University of Miyazaki Hospital, Miyazaki, Japan

  • Akihiro Kaneko

    25   Department of Gastroenterological Medicine, Kobe Rosai Hospital, Kobe, Japan

  • Kingo Hirasawa

    26   Division of Endoscopy, Yokohama City University Medical Center, Yokohama, Japan

  • Kyosuke Tanaka

    27   Department of Endoscopy, Mie University Hospital, Tsu, Japan

  • Takahiro Kotachi

    28   Department of Endoscopy, Hiroshima University Hospital, Hiroshima, Japan

  • Kazuhiro Miwa

    29   Department of Gastroenterology, Komatsu Municipal Hospital, Komatsu, Japan

  • Yosuke Toya

    30   Department of Gastroenterology, Department of Internal Medicine, School of Medicine, Iwate Medical University, Morioka, Japan

  • Shoichi Kayaba

    31   Department of Gastroenterology, Iwate Prefectural Isawa Hospital, Ohshu, Japan

  • Atsushi Ikehata

    32   Department of Gastroenterology, Iwate Prefectural Central Hospital, Morioka, Japan

  • Shinya Minami

    33   Department of Gastroenterology, Oji General Hospital, Tomakomai, Japan

  • Kazuhiro Mizukami

    34   Department of Gastroenterology, Oita University, Yufu, Oita, Japan

  • Hirohisa Oya

    35   Department of Gastroenterology and Hepatology, Saiseikai Suita Hospital, Suita, Japan

  • Nobuyuki Ara

    36   Department of Gastroenterology, National Hospital Organization Sendai Medical Hospital, Sendai, Japan

  • Yasushi Fukumoto

    37   Department of Gastroenterology, National Hospital Organization Okayama Medical Center, Okayama, Japan

  • Takuya Komura

    38   Department of Gastroenterology, National Hospital Organization Kanazawa Medical Center, Kanazawa, Japan

  • Toshiyuki Yoshio

    39   Department of Gastroenterology, Cancer Institute Hospital, Tokyo, Japan

  • Ryutaro Morizono

    40   Section of Gastroenterology, Department of Internal Medicine, Kin-ikyo Chuo Hospital, Sapporo, Japan

  • Kenji Yamazaki

    41   Department of Gastroenterology, Gifu Prefectural General Medical Center, Gifu, Japan

  • Yuichi Shimodate

    42   Department of Gastroenterology and Hepatology, Kurashiki Central Hospital, Kurashiki, Japan

  • Kohei Yamanouchi

    43   Department of Gastroenterology, Takagi Hospital, Okawa, Japan

  • Noboru Kawata

    44   Division of Endoscopy, Shizuoka Cancer Center, Nagaizumi-cho Sunto-gun, Japan

  • Masayuki Kumagai

    45   Department of Gastroenterology, Yokkaichi Municipal Hospital, Yokkaichi, Japan

  • Yoshinori Sato

    46   Division of Gastroenterology and Hepatology, Department of Internal Medicine, St. Marianna University School of Medicine, Kawasaki, Japan

  • Kiyotaka Umeki

    47   Department of Gastroenterology, Chiba-Nishi General Hospital, Matsudo, Japan

  • Daisuke Kawai

    48   Department of Gastroenterology, Tsuyama Chuo Hospital, Tsuyama, Japan

  • Tokuma Tanuma

    49   Center for Gastroenterology, Teine-Keijinkai Hospital, Sapporo, Japan

  • Maiko Kishino

    50   Department of Gastroenterology, Tokyo Womenʼs Medical University Hospital, Tokyo, Japan

  • Jun Konishi

    51   Department of Gastroenterology, Tochigi Cancer Center, Utsunomiya, Japan

  • Tetsuya Sumiyoshi

    52   Department of Gastroenterology, Tonan Hospital, Sapporo, Japan

  • Shohei Oka

    53   Department of Gastroenterology and Hepatology, Okayama University Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences, Okayama, Japan

  • Mitsuhiro Kono

    54   Department of Gastroenterology, Higashisumiyoshi Morimoto Hospital, Osaka, Japan

  • Takeshi Sakamoto

    55   Department of Gastroenterological Oncology, Hyogo Cancer Center, Akashi, Japan

  • Yohei Horikawa

    56   Department of Gastroenterology, Hiraka General Hospital, Yokote, Japan

  • Motoki Ohyauchi

    57   Department of Gastroenterology, Osaki Citizen Hospital, Osaki, Japan

  • Keiichi Hashiguchi

    58   Department of Endoscopy, Nagasaki University Hospital, Nagasaki, Japan

  • Yohei Waseda

    59   Department of Internal Medicine, Asanogawa General Hospital, Kanazawa, Japan

  • Toyotaka Kasai

    60   Department of Gastroenterology, Fukaya Red Cross Hospital, Saitama, Japan

  • Hiroyuki Aoyagi

    61   Department of Gastroenterology, Fukui Prefectural Hospital, Fukui, Japan

  • Hirokazu Oyamada

    62   Department of Gastroenterology, Matsushita Memorial Hospital, Moriguchi, Japan

  • Masakuni Shoji

    63   Department of Gastroenterology, Faculty of Medicine, Yamagata University, Yamagata, Japan

  • Shu Kiyotoki

    64   Department of Gastroenterology, Shuto General Hospital, Yanai, Japan

  • Sho Asonuma

    65   Department of Gastroenterology, South Miyagi Medical Center, Shibata-gun, Japan

  • Shunsuke Orikasa

    66   Department of Gastroenterology, Iwate Prefectural Kuji Hospital, Kuji, Japan

  • Chika Akaishi

    67   Department of Gastroenterology, Iwate Prefectural Chubu Hospital, Kitakami, Japan

  • Yasuaki Nagami

    68   Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan

  • Satoshi Nakata

    69   Department of Gastroenterology, Rakuwakai Otowa Hospital, Kyoto, Japan

  • Fumiyo Iida

    70   Department of Gastroenterology, Japan Community Healthcare Organization, Kanazawa Hospital, Kanazawa, Japan

  • Tatsuma Nomura

    71   Department of Gastroenterology, Kinan Hospital, Minamimuro, Mie, Japan

  • Kei Tominaga

    72   Department of Gastroenterology, Kaga Medical Center, Kaga, Japan

  • Kohei Oka

    73   Department of Gastroenterology and Hepatology, North Medical Center, Kyoto Prefectural University of Medicine, Yosa, Japan

  • Yoshinori Morita

    74   Division of Gastroenterology, Department of Internal Medicine, Kobe University Graduate School of Medicine, Kobe, Japan

  • Haruhisa Suzuki

    75   Endoscopy Division, National Cancer Center Hospital, Tokyo, Japan

  • Keiji Ozeki

    76   Department of Gastroenterology and Metabolism, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan

  • Shiko Kuribayashi

    77   Clinical Investigation and Research Unit, Gunma University Hospital, Maebashi, Japan

  • Yoichi Akazawa

    78   Department of Gastroenterology, Juntendo University, School of Medicine, Tokyo, Japan

  • Sho Sasaki

    79   Department of Gastroenterology, Tokuyama Central Hospital, Shunan, Japan

  • Tetsuhiko Mikami

    80   Department of Gastroenterology, Towada City Hospital, Towada, Japan

  • Goro Miki

    81   Department of Gastroenterology, Nobeoka Medical Association Hospital, Nobeoka, Japan

  • Tatsushi Sano

    82   Department of Gastroenterology, Moriguchi Keijinkai Hospital, Moriguchi, Japan

  • Hiro Satoh

    83   Department of Gastroenterology, Midori Municipal Hospital, Nagoya, Japan

  • Munetaka Nakamura

    84   Department of Gastroenterology, Hagi Civil Hospital, Hagi, Japan

  • Wataru Iwai

    85   Department of Gastroenterology, Miyagi Cancer Center, Natori, Japan

  • Hideki Tawa

    86   Department of Gastroenterology, Seikeikai Hospital, Sakai, Japan

  • Masafumi Wada

    87   Department of Gastroenterology, National Hospital Organization Kyushu Medical Center, Fukuoka, Japan

  • Daisuke Yoshimura

    88   Division of Gastroenterology, Saiseikai Fukuoka General Hospital, Fukuoka, Japan

  • Yasuhiro Hisanaga

    89   Department of Gastroenterology, Ogaki Municipal Hospital, Ogaki, Japan

  • Toshio Shimokawa

    90   Department of Clinical Study Support Center, Wakayama Medical University, Wakayama, Japan

  • Hideki Ishikawa

    91   Department of Molecular-Targeting Cancer Prevention, Kyoto Prefectural University of Medicine, Kyoto, Japan
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