Conference Activities & Talks -

1. T. Fujii , S. Hibiya , H. Shimizu , A. Kawamoto , K. Takenaka , E. Saito , M. Nagahori , K. Ohtsuka , R. Okamoto. DUAL THERAPY WITH CAROTEGRAST (AJM300: ORAL α4 INTEGRIN ANTAGONIST) AND BIOLOGICS FOR REFRACTORY ULCERATIVE COLITIS. UEGW2023 2023.10.15

2. 土屋輝一郎、長堀正和、日比谷秀爾、竹中健人、河本亜美、清水寛路、藤井俊光、齊藤詠子、大塚和朗、渡辺　守、岡本隆一 . 【誌面発表】COVID-19蔓延下におけるスマートデバイスを用いたIBD病診連携に関する研究. 厚生労働科学研究費 難治性疾患政策研究事業 「難治性炎症性腸管障害に関する調査研究」令和3年度 第1回総会 2021.07.15 Web開催

3. Toshimitsu Fujii, Shuji Hibiya, Chiaki Maeyashiki, Eiko Saito, Kento Takenaka, Maiko Motobayashi, Hiromichi Shimizu, Masakazu Nagahori, Kazuo Ohtsuka, Masayuki Kurosaki, Tsunehito Yauchi, Mamoru Watanabe. Intolerance to 5-aminosalicylate is a risk of poor prognosis in Ulcerative colitis patients.. ECCO2020 2020.02.14 Vienna（Austria）

4. 藤井俊光、日比谷秀爾、齊藤詠子、竹中健人、清水寛路、長堀正和、大塚和朗、黒崎雅之、矢内常人、泉 並木、渡辺 守. 潰瘍性大腸炎における5ASA不耐は予後不良因子となる. 日本消化器病関連学会週間(JDDW)2019 2019.11.21 神戸コンベンションセンター

5. Eiko Saito, Kohei Suzuki, Shuuji Hibiya, Maiko Motobayashi, Kento Takenaka, Nobukatsu Horita, Hiromichi Shimizu, Michio Onizawa, Toshimitsu Fujii, Masakazu Nagahori, Kazuo Ohtsuka, Mamoru Watanabe. The clinical efficacy of ustekinumab (UST) in patients with Crohn’s disease (CD). AOCC2019 2019.06.15 台北

6. Kento Takenaka, Kazuo Ohtsuka, Toshimitsu Fujii, Kohei Suzuki, Hiromichi Shimizu, Maiko Motobayashi, Shuji Hibiya, Eiko Saito, Masakazu Nagahori, Mamoru Watanabe. Small bowel endoscopic healing of Crohn’s disease treated with anti-TNF antibodies. The 7th Annual Meeting of Asian Organization for Crohn's and Colitis (AOCC 2019) 2019.06.15 台北

7. 齊藤詠子、秋山慎太郎、鈴木康平、本林麻衣子、竹中健人、清水寛路、鬼澤道夫、藤井俊光、長堀正和、大塚和朗、渡辺　守. クローン病における抗TNF-α抗体二次無効時のウステキヌマブの治療成績について. 第9回日本炎症性腸疾患学会学術集会 2018.11.22 メルパルク京都（京都府京都市）

8. Takenaka K, Ohtsuka K, Fujii T, Nagahori M, Saito E, Motobayashi M, Suzuki K, Watanabe M. Small bowel mucosal healing of Crohn’s disease treated with anti-TNF antibodies. FALKシンポジウム 2018.09.07 京都ホテルオークラ（京都府京都市）

9. Saito　E, Suzuki K, Shimizu H, Motobayashi M, Takenaka K, Onizawa M, Fujii T, Nagahori M, Ohtsuka K, Watanabe M. The clinical efficacy of switching cases between Infliximab(IFX) andAdalimumab(ADA) in patients with ulcerative colitis. AOCC2018 2018.06.22 Shanghai

10. Ohtsuka K, Takenaka K, Suzuki K, Fujii T, Nagahori M, Matsuoka K, Saito E, Katsukura N, Fukuda M, Araki A, Watanabe M. Usefulness of single-balloon enteroscopy: from a single center 990 experiences. DDW2018 2018.06.03 Washington D.C (USA）

11. Toshimitsu Fujii, Yoshio Kitazume, Kento Takenaka, Maiko Kimura,Eiko Sito, Katsuyoshi Matsuoka, Masakazu Nagahori, Kazuo Ohtsuka, Mamoru Watanabe. Simplified MR enteroclonography Classification Based on Endoscopic Findings for Activity Assessment of Crohn's Disease. UEGW2017 (欧州消化器病学会週間2017） 2017.11.01 Barcelona(Spain)

12. T. Fujii Y. Kitazume K. Takenaka M. Kimura E. Saito K. Matsuoka M. Nagahori K. Ohtsuka M. Watanabe. Simplified MR enterocolonography Classification Based on Endoscopic Findings for Activity Assessment of Crohn’s Disease. UEGW2017 (欧州消化器病学会週間2017） 2017.11.01 Barcelona(Spain)

13. K. Takenaka K. Ohtsuka Y. Kitazume T. Fujii K. Matsuoka M. Kimura M. Nagahori M. Watanabe. Utility of Magnetic Resonance Evaluation for Small Bowel Endoscopic Healing in Patients with Crohn’s Disease. UEGW2017 (欧州消化器病学会週間2017） 2017.11.01 Barcelona(Spain)

14. Takenaka K, Ohtsuka K, Kitazume Y, Fujii T, Matsuoka K, Kimura M, Nagahori M, Watanabe M. Utility of Magnetic Resonance Evaluation for Small Bowel Endoscopic Healing in Patients with Crohn’s Disease. UEGW2017 (欧州消化器病学会週間2017） 2017.10.30 Barcelona(Spain)

15. Takenaka K, Ohtsuka K, Kitazume Y, Matsuoka K, Fujii T, Nagahori M, Kimura M, Watanabe M.. Magnetic resonance enterography for small bowel mucosal healing in patients with Crohn’s disease.. APDW2017 2017.09.23 Hong Kong Convention and Exhibition Centre（香港）

16. Motobayashi M, Matsuoka K, Iwamoto F, Takenaka K, Fujii T, Nagahori M, Enomoto N, Ohtsuka K, Watanabe M. Correlation of Fecal Calprotectin Levels with Endoscopic Severity Evaluated with Balloon-assisted Endoscopy in Patients with Crohn’s Disease. . AOCC2017 2017.06.17 Seoul, Korea

17. Fujii T, Kitazume Y, Takenaka K, Kimura M, Matsuoka K, Nagahori M, Ohtsuka K, Watanabe M. The 5-point MR enterocolonography classification based on endoscopic findings for activity assessment of Crohn's disease. AOCC2017 2017.06.16 Seoul, Korea

18. Kento Takenaka, Kazuo Ohtsuka, Yoshio Kitazume, Katsuyoshi Matsuoka, Toshimitsu Fujii, Masakazu Nagahori, Maiko Kimura, Mamoru Watanabe. Magnetic resonance evaluation for small bowel endoscopic remission in patients with crohn’s disease.. AOCC2017 2017.06.15 Seoul, Korea

19. Nibe　Y, Oshima S, Aonuma E, Matsuda H, Otsubo K, Maeyashiki C, Kobayashia M, Matsuzawa Y , Nakada S, Watanabe M. Novel polyubiquitin imaging reveals that atypical polyubiquitin contribute to autophagy.. GI research Academy 2017 2017.06.09 経団連会館（東京都千代田区）

20. Toshimitsu Fujii, Kento Takenaka, Maiko Kimura, Katsuyoshi Matsuoka, Masakazu Nagahori, Kazuo Ohtsuka, Mamoru Watanabe. MR enterocolonography evaluation for small bowel strictures in patients with Crohn’s disease: comparison with balloon enteroscopy. UEGW2016 2016.10.18 VIENNA

21. 渡辺憲冶、松本主之、仲瀬裕志、久松理一、平井郁仁、小林清典、国崎玲子、長堀正和、竹内　健、大藤さとこ、福島若葉、梁井俊一、稲場勇平、藤谷幹浩、櫻庭裕丈、遠藤克哉、勝野達郎、大森鉄平、飯塚文瑛、小林　拓、秋山純一、本田　穣、佐藤　公、佐々木誠人、谷田諭史、加賀谷尚史、馬場重樹、安藤　朗、内藤裕二、深田憲将、岡崎和一、細見周平、湯川知洋、鎌田紀子、山上博一、宮嵜孝子、中村志郎、松浦　稔、亀田昌司、石田哲也、松本吏弘、金城福則、金城　徹、上野義隆、田中信治、渡辺知佳子、穂苅量太、高橋索真、進士明宏、北村和哉、辻川知之、山下真幸、長沼　誠、鈴木康夫、上野文昭、日比紀文、渡辺　守. 【的確な診断・治療の確立プロジェクト―治療面から―】特殊型炎症性腸疾患におけるアダリムマブとステロイドの前向き無作為化比較試験Castle Study：国内多施設共同試験. 厚生労働科学研究費補助金難治性疾患等政策研究事業「難治性炎症性腸管障害に関する調査研究」班　平成28年度第1回総会 2016.07.21 東京医科歯科大学 鈴木章夫記念講堂（東京都文京区）

22. Ohtsuka K, Takenaka K, Fujii T, Matsuoka K, Nagahori M, Kimura M, Fukuda M, Katsukura N, Watanabe M. Mucosal healing improves prognosis of endoscopic balloon dilatatiion for small intestinal strictures of Crohn's disease. AOCC2016 2016.07.09 Kyoto

23. Toshimitsu Fujii, Kento Takenaka, Maiko Kimura, Katsuyoshi Matsuoka, Masakazu Nagahori, Kazuo Ohtsuka, Mamoru Watanabe. The evaluation for small bowel strictures on MR enterocolonography in patients with Crohn’s disease. AOCC2016 2016.07.08 Kyoto

24. Masakazu Nagahori. Anal fistula - Seton first or anti-TNF first : anti-TNF first. AOCC2016 2016.07.07 Kyoto

25. Kento Takenaka, Kazuo Ohtsuka, Yoshio Kitazume, Masakazu Nagahori, Katsuyoshi Matsuoka, Toshimitsu Fujii, Maiko Kimura, Tomoyuki Fujioka, Mamoru Watanabe. Enteroscopic and MR findings of small bowel in Crohn’s disease. AOCC2016 2016.07.07 Kyoto

26. Maiko Kimura, Katsuyoshi Matsuoka, Eiko Saito, Toshimitsu Fujii, Kento Takenaka, Masakazu Nagahori, Kazuo Ohtsuka, Mamoru Watanabe. Salvage therapy for corticosteroid-refractory ulcerative colitis patients.. AOCC2016 2016.07.07 Kyoto

27. Kazuo Ohtsuka, Kento Takenaka, Toshimitsu Fujii, Katsuyoshi Matsuoka, Masakazu Nagahori, Maiko Kimura, Masayoshi Fukuda, Nobuhiro Katsukura, Mamoru Watanabe. Mucosal healing improves prognosis of endoscopic balloon dilatation for small intestinal strictures of Crohn’s disease. AOCC2016 2016.07.07 Kyoto

28. Kazuo Ohtsuka, Kento Takenaka, Toshimitsu Fujii, Katsuyoshi Matsuoka, Masakazu Nagahori, Kengo Nozaki, Masayoshi Fukuda, Mamoru Watanabe. Mucosal Healing is imoietant for better outcomes of endosdopic balloon dilatation for smakk intestinal stricture of crohn's disease. DDW2016 2016.05.23 San Diego

29. Takenaka K, Ohtsuka K, Kitazume Y, Nagahori M, Matsuoka K, Fujii T, Kimura M, Fujioka T, Watanabe M. Enteroscopic and MR findings of small intestine in Crohn’s disease.. 7th APTC 2016.04.20 京王プラザホテル（新宿区）

30. K. Matsuoka, E. Saito, T. Fujii, K. Takenaka, F. Iwamoto, M. Kimura, M. Nagahori, K. Ohtsuka, M. Watanabe. Efficacy and safety of sequential rescue therapy with infliximab and tacrolimus in patients with corticosteroid-refractory Ulcerative Colitis. 11th Congress of ECCO - European Crohn‘s and Colitis Organisation 2016.03.19 Amsterdam

31. T. Matsumoto, S. Motoya, K. Watanabe, T. Hisamatsu, H. Nakase, N. Yoshimura, T. Ishida, S. Kato, T. Nakagawa, M. Esaki, M. Nagahori, T. Matsui, Y. Naito, T. Kanai, Y. Suzuki, M. Nojima, M. Watanabe, T. Hibi. Comparison of adalimumab monotherapy and a combination with azathioprine for patients with Crohn’s Disease: A prospective, multicentre, open-labeled clinical trial (DIAMOND study). 11th Congress of ECCO - European Crohn‘s and Colitis Organisation 2016.03.18

32. Fujii T,Takenaka K,Kitazume Y,Saito E,Matsuoka K,Nagahori M,Ohtsuka K,Watanabe M.. Modifying and validating endoscopic and magnetic resonance scoring systems for the deep small intestine in Crohn’s disease.. AOCC2015 2015.06.19 Beijing

33. Toshimitsu Fujii, Kento Takenaka, Eiko Saito, Katsuyoshi Matsuoka, Masakazu Nagahori, Kazuo Ohtsuka, Mamoru Watanabe. Modifying and Validating Endoscopic and Magnetic Resonance Scoring Systems for the Deep Small Intestine in Crohn's Disease. DDW 2015 2015.05.17 Washington, D.C.

34. Masakazu Nagahori, Mamoru Watanabe. The Prognosis of Ulcerative Colitis Patients Who Are Treated With Corticosteroid in an Academic Inflammatory Bowel Disease Center and Community Hospitals. DDW 2015 2015.05.16 Washington, D.C.

35. Matsuoka K, Saito E, Fujii T, Takenaka K, Nagahori M, Ohtsuka K, Watanabe M. The Ulcerative Colitis Endscopic Index of Severity (UCEIS) is useful to evaluate endoscopic improvement and to predict medium-term prognosis in Ulcerative Colitis patients treated with tacrolimus. 10th Congress of ECCO - Inflammatory Bowel Diseases 2015 2015.02.20 Barcelona

36. Takenaka K, Ohtsuka K, Kitazume Y, Nagahori M, Fujii T, Saito E, Watanabe M. Magnetic resonance enterocolonography can detect small intestinal active lesions in crohn's disease;comparison with balloon enteroscopy. UEGW2014 2014.10.20 Vienna

37. Fujii T, Naganuma M, Kitazume Y, Takenaka K, Nagahori M, Saito E, Ohtsuka K, Watanabe M. MR enterocolonography can identify patients who need additional treatment by predicting recurrence, hospitalization and surgey of Crohn's disease patients in remission. UEGW2014 2014.10.20 Vienna

38. Saito E, Nagahori M, Waranabe M. Outcome of induction and maintenance therapy for refractory ulceractry colitis. The 2nd Annual Meeting of AOCC 2014.06.20 Seoul

39. Takenaka K, Otsuka K, Nagahori M, Fujii T, Saito E, Watanabe M. Comparison of Magnetic Resonance and Balloon Enteroscopic Examination of Deep Small Intestine in Patients with Crohn's Disease. The 2nd Annual Meeting of AOCC 2014.06.20 Seoul

40. Takenaka K, Otsuka K, Nagahori M, Fujii T, Saito E, Watanabe M. Comparing MR enterocolonography to enteroscopy in Crohn's disease, especially focusing on small intestinal findings. 9th congress of European Crohn's and Colitis Organisation 2014.02.20 Copenhagen

41. Fujii T, Naganuma M, Saito E, Nagahori M, Watanabe M. Intravenous tacrolimus therapy can rapidly induce remission in refractory ulcerative colitis. DDW2012 2012.05.19 San Diego