March 8 (Thursday) Main Hall 3月8日（木） 第1会場
8:30〜10:00 Room 1 1F Main Hall
Symposium 1 Diagnosis and treatment of esophagogastric junction cancer: current status 【Chairs】 Wook Kim ( Department of Gastro-intestinal Surgery, St. Mary’s Hospital, The Catholic University of
Korea, Seoul, Korea)
Yasuyuki Seto ( Department of Gastrointestinal Surgery, The University of Tokyo) 英語 in English SY1-keynote How to diagnose and treat of esophagogastric junction (EGJ) cancer Yasuyuki Seto（Department of Gastrointestinal Surgery, The University of Tokyo） SY1-1 Pathological diagnosis of adenocarcinoma of the esophagogastric junction Tomio Arai（Department of Pathology, Tokyo Metropolitan Geriatric Hospital and Institute of Gerontology） SY1-2 Endoscopic resection for adenocarcinoma of the esophagogastric junction Ryu Ishihara（Osaka International Cancer Institute） SY1-3 Surgical approach to the gastroesophageal junction Paul F. Mansfield（The University of Texas MD Anderson Cancer Center, USA）
10:10〜11:40 Room 1 1F Main Hall
Panel Discussion 1 Treatment of esophagogastric junction cancer: future direction 【Chairs】 Sung Hoon Noh ( Department of Surgery, Yonsei University, College of Medicine, Seoul, Korea)
Shoji Natsugoe ( Department of Digestive Surgery, Breast and Thyroid Surgery, Kagoshima University) Yuko Kitagawa ( Department of Surgery, Keio University School of Medicine)
英語 in English PD1-1 Significance of Lymphadenectomy for Esophago-Gastric Junction Cancer Hisayuki Matsushita（ Depatment of Esophageal and Gastric Surgery, Tochigi Cancer Center） PD1-2 Distant metastasis of adenonocarcinoma of the esophagogastric junction Yu Imamura（ Department of Gastroenterological Surgery, the Cancer Institute Hospital of Japanese Foundation of Cancer Research） PD1-3 The lymph node status of pT1 esophagogastric junctional adenocarcinoma Shuhei Mayanagi（ Department of Surgery, Keio University School of Medicine） PD1-4 An evaluation of the surgical treatment strategy for the esophagogastric junction cancer Shizuki Sugita（ Gastric Surgery Division, National Cancer Center Hospital East） PD1-5 Multimodal Minimally Invasive Extended Surgery for Adenocarcinoma of the EGJ Hiroyuki Daiko（Esophageal Surgery Division, National Cancer Center Hospital） PD1-6 Optimal surgical approach for adenocarcinoma of the esophagogastric junction Hiroharu Yamashita（Department of Gastrointestinal Surgery, Graduate School of Medicine, The University of Tokyo） PD1-7 Multicenter prospective study for esophagogastric junction cancer Yukinori Kurokawa（Department of Gastroenterological Surgery, Osaka University）
12:55〜13:25 Room 1 1F Main Hall
Presidential Lecture
【Chair】 Masaki Kitajima ( International University of Health and Welfare) 英語 in English PL Training of surgeons and quality control in surgical randomized controlled clinical trial Hitoshi Katai（Department of Gastric Surgery, National Cancer Center Hospital） Room1 DAY 2 March 8 DAY 1 M arc h 7 DAY 2 M arc h 8
Program for DAY 2, March 8 (Thursday)
第2日 3月8日（木）プログラム
13:25〜14:25 第1会場 1F メインホールRoom 1 1F Main Hall Special Lecture 2
特別講演2 劇団四季の社会貢献
【Chair】 Hitoshi Katai ( Department of Gastric Surgery, National Cancer Center Hospital) 【座長】片井 均（国立がん研究センター中央病院 胃外科） 日本語 in Japanese SL2 劇団四季の社会貢献 Norio Sasaki（Chairman, Representative Director / Board Chairman, Performing Arts Centre Foundation） 佐々木典夫（四季株式会社（劇団四季）代表取締役会長／一般財団法人 舞台芸術センター代表理事）
14:30〜16:00 Room 1 1F Main Hall
Video Workshop 3 Tips and pitfalls in endoscopic surgery for esophagogastric junction cancer
【Chairs】 Hyung-Ho Kim ( Department of Surgery, Seoul National University Bundang Hospital, Seoul, Korea) Yuichiro Doki ( Department of Surgery, Gastroenterological Surgery, Graduate School of Medicine,
Osaka University) 英語 in English VWS3-1 Transhiatal dissection and intrathoracic esophago-gastric tube anastomosis for EGJ cancer Hiroshi Okabe（Department of Surgery, Otsu City Hospital） VWS3-2 Laparoscopic Surgery for GE junctional cancer -knacks and pit fall Shuji Takiguchi（Division of Gastroenterological Surgery, Nagoya City University / Division of Gastroenterological Surgery, Osaka University） VWS3-3 Thoracoscopic and laparoscopic mediastinal lymphadenectomy and reconstruction for EGJ cancer Hiroya Takeuchi（Department of Surgery, Hamamatsu University School of Medicine） VWS3-4 Lymphadenectomy of lower mediastinum and anastomosis in VATS-E for esophagogastric junction cancer Hiroshi Makino（ Department of Surgery, Nippon Medical School, Tama Nagayama Hospital） VWS3-5 Esophagogastrostomy using intrathoracic doule-flap technique for esophagogastric junction cancer Kei Hosoda（ Department of Surgery, School of Medicine, Kitasato University） VWS3-6 Robotic surgery for adenocarcinoma of the esophagogastric junction Susumu Shibasaki（ Department of Surgery, Fujita Health University） VWS3-7 Combined endoscopic approach for carcinoma of the esophagogastric junction Mikihito Nakamori（ Second Department of Surgery, Wakayama Medical University） VWS3-8 Laparoscopic transhiatal resection of Siewert type II adenocarcinoma Takahiro Kinoshita（ Gastric Surgery Division, National Cancer Center Hospital East）
16:00〜17:30 Room 1 1F Main Hall
Video Workshop 4 Reconstruction after laparoscopic total gastrectomy
【Chairs】 Yihong Sun( Department of General Surgery, Zhongshan Hospital, Fudan University, Shanghai, China) Kazuyuki Kojima ( Department of Minimally Invasive Treatment,Tokyo Medical and Dental University)
英語 in English
VWS4-1 Reconstruction after LTG: constructed by circular stapler (Orvil™), experience with over 200 cases
VWS4-2 Intracorporeal esophagojejunostomy using circular stapler after laparoscopic total gastrectomy Toshiro Tanioka（ Department of Gastric Surgery, Tokyo Medical and Dental University） VWS4-3 Standardized procedures of intracorporeal esophagojejunostomy after laparoscopic gastrectomy Iku Abe（ Division of Gastric Surgery, National Cancer Center Hospital East） VWS4-4 Esophagojejunostomy by functional end-to-end anastomosis following laparoscopic total gastrectomy Kyoichi Hashimoto（ Department of Surgery, Kyoto University） VWS4-5 Intracorporeal esophagojejunostomy using linear stapler in laparoscopic total gastrectomy Shin Akagawa（ Department of Surgery, Osaka Red Cross Hospital） VWS4-6 Standardization of intracorporeal esophagojejunostomy after laparoscopic total gastrectomy Kazuki Inaba（ Department of Surgery, School of Medicine, Fujita Health University） VWS4-7 Using the Transorally Inserted Anvil (OrVil) in LTG May Be a Better Option for the patients of AEJ Yihong Sun（Department of General Surgery, Zhongshan Hospital, Fudan University, Shanghai, China） VWS4-8 Intracorporeal Esophagojejunostomy in Roux-en Y Reconstruction after Laparoscopic Total Gastrectomy Takeshi Omori（Department of Gastroenterological Surgery, Osaka International Cancer Institute） VWS4-9 A novel Esophagojejunostomy with creating a good operative field after lap. total gastrectomy Naoki Hiki（Department of Gastric Surgery, Gastroenterology Center） VWS4-10 Knacks in π-shaped esophagojejunostomy during laparoscopic total gastrectomy Xiangqian Su（Peking University Cancer Hospital & Institute, Beijing, China）
March 8 (Thursday) Room 2 3月8日（木） 第2会場
8:30〜10:30 Room 2 5F 503
Symposium 2 Development of new strategies aiming at the best practice 【Chairs】 Ian Chau (Royal Marsden Hospital, Sutton, UK)
Takako Nakajima ( Department of Clinical Oncology, St. Marianna University School of Medicine) 英語 in English SY2-1 Treatment strategy development for gastric cancer: an European perspective Ian Chau（Royal Marsden Hospital, Sutton, UK） SY2-2 Development of perioperative chemotherapy for gastric cancer Masanori Terashima（Division of Gastric Surgery, Shizuoka Cancer Center） SY2-3 Treatment developments in metastatic gastric cancer through the Stomach Cancer Study Group of JCOG Satoru Iwasa（Gastrointestinal Medical Oncology Division, National Cancer Center Hospital） SY2-4 How to maximize the treatment effect of already approved chemotherapeutic agents in GC Min-Hee Ryu（Department of Oncology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea） SY2-5 Clinical Trials for Metastatic Gastric Cancer in WJOG Kei Muro（Department of Clinical Oncology, Aichi Cancer Center Hospital） Room1~2 DAY 2 March 8
10:40〜11:40 Room 2 5F 503 Sponsored Symposium 1 Treatment of GIST in Asia: Current status and future directions 【Chair】 Toshirou Nishida ( Department of Gastric Surgery, National Cancer Center Hospital)
Sponsored by： Bayer Yakuhin, Ltd／Pfizer Japan Inc. 英語 in English SSY1-1 Issues in PPG (PPG for mid to high body, pyloric spasm) Han-Kwang Yang（Department of Surgery, Seoul National University Hospital, Seoul, Korea） SSY1-2 Contributor to long-term survival? Role of surgery in advanced GIST in the era of targeted therapy Hui Cao（Division of Gastrointestinal Surgery, Renji Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, China） SSY1-3 Current treatment and perspectives of GIST in Japan Toshirou Nishida（Department of Gastric Surgery, National Cancer Center Hospital） 14:30〜16:00 第2会場 5F 503Room 2 5F 503 Sponsored Symposium 2 スポンサードシンポジウム2 胃癌治療における免疫チェックポイント阻害薬の現状と今後 【座長】寺島 雅典（静岡県立静岡がんセンター胃外科）、吉川 貴己（神奈川がんセンター消化器外科） 共催： 小野薬品工業株式会社/ブリストル・マイヤーズ スクイブ株式会社
Sponsored by：ONO PHARMACEUTICAL CO., LTD. / Bristol-Myers Squibb K.K. 英語 in English／日本語 in Japanese SSY2-1 Immune checkpoint inhibition: Emerging research and future direction in gastric/ oe-sophago-gastric junction (OGJ) cancer Ian Chau（Royal Marsden Hospital, London & Surrey, United Kingdom） SSY2-2 実臨床におけるオプジーボの使用経験 田邊 和照（広島大学大学院医歯薬保健学研究科消化器・移植外科学） 設樂 紘平（国立がん研究センター東病院 消化管内科） 黒川 幸典（大阪大学大学院医学系研究科 外科学講座消化器外科学） Ian Chau（Royal Marsden Hospital, London & Surrey, United Kingdom） 16:00〜17:30 Room 2 5F 503
Workshop 2 Treatment of elderly gastric cancer patients
【Chairs】 Young-Woo Kim ( Department of Cancer Control and Population Health, National Cancer Center Graduate School of Cancer Science and Policy & Center for Gastric Cancer, National Cancer Center, Goyang, Korea)
Hideo Baba ( Department of Gastroenterological Surgery, Graduate School of Medical Sciences, Kumamoto University) 英語 in English WS2-1 Postoperative S-1 adjuvant chemotherapy for vulnerable elderly patients with stage II/ III gastric cancer Kazuya Yamaguchi（Department of Surgical Oncology, Gifu University Hospital） WS2-2 Surgical outcomes of elderly patients with stage I gastric cancer from the nationwide registry Souya Nunobe（Department of Gastroenterological Surgery, Cancer Institute Ariake Hospital） WS2-3 Treatment strategy for elderly patients after non-curative ESD for early gastric cancer Mitsuru Esaki（ Division of Gastroenterology and Hepatology, Department of Medicine, Nihon University School of Medicine） WS2-4 Validity of endoscopic submucosal dissection for elderly patients with gastric cancer Ryosuke Kobayashi（ Division of Endoscopy, Yokohama City University Medical Center）
WS2-5 Preoperative exercise and nutritional support program for sarcopenic patients with gastric cancer Kazuyoshi Yamamoto（ Department of Gastroenterological Surgery, Osaka International Cancer Institute / Department of Surgery, National Hospital Organization, Osaka National Hospital） WS2-6 Impact of Charlson comorbidity index on survival in patients aged 80 or over with gastric cancer Tatsuto Nishigori（ Department of Surgery, Kyoto University） 17:35~18:25 Room 2 5F 503
Special Symposium Recent results of RCT of laparoscopic gastrectomy for advanced gastric cancer
【Chairs】 Kazuyuki Kojima (Department of Minimally Invasive Treatment, Tokyo Medical and Dental University) Naoki Hiki (Department of Gastric Surgery, Gastroenterology Center)
英語 in English SP-S-1 Guoxin Li（Department of General Surgery, Nanfang Hospital, Southern Medical University, Guangzhou, China） SP-S-2 Woo Jin Hyung（Department of Surgery, Yonsei University College of Medicine, Seoul, Korea） SP-S-3 Tsuyoshi Etoh（Department of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine） Discussant Zekuan Xu（Jiangsu Province Hospital, Nanjing, China） Suo Jian（The First Hospital of Jilin University, Changchun, China） Hu Xiang（Dalian Medical University, Dalian, China） Hyung-Ho Kim（Department of Surgery, Seoul National University Bundang Hospital, Seoul, Korea） Seungwan Ryu（Keimyung University, Daegu, Korea） Masanori Tokunaga（Gastric Surgery Division, National Cancer Center Hospital East）
March 8 (Thursday) Room 3 3月8日（木） 第3会場
8:30〜10:00 第3会場 5F 501Room 3 5F 501
Video Workshop 1 Knack and pitfalls of laparoscopic total gastrectomy with splenectomy
ビデオワークショップ1 腹腔鏡下脾合併切除を安全に行うコツ
【Chairs】 Seiichiro Kanaya ( Department of Gastrointestinal Surgery, Osaka Red Cross Hospital) Ichiro Uyama ( Department of Surgery, Fujita Health University)
【座長】金谷 誠一郎（大阪赤十字病院 消化器外科）、宇山 一朗（藤田保健衛生大学総合消化器外科） 日本語 in Japanese VWS1-1 Exposure of the splenic hilm in laparoscopic total gastrectomy with splenectomy Hironori Ohdaira（Department of Surgery, IUHW Hospital） 大平 寛典（国際医療福祉大学病院 外科） VWS1-2 How to perform splenectomy with gastrectomy? 腹腔鏡下胃切除に伴う脾合併切除を安全に行うコツ Kazuhisa Ehara（ Department of Gastroenterological Surgery, Saitama Cancer Center） 江原 一尚（ 埼玉県立がんセンター 消化器外科） VWS1-3 Laparoscopic total gastrectomy with splenectomy preserving the caudal pancreatic artery Kenji Kikuchi（Department of Surgery, Fujita Health University） 菊地 健司（藤田保健衛生大学病院 総合消化器外科） ★ Room2~3 DAY 2 March 8
VWS1-4 Minimally invasive total gastrectomy with splenectomy: How to do it with oncologic safety 進行胃癌に対する腹腔鏡下胃全摘 + 脾摘：腫瘍学的な安全性を考慮した手術法 Kazutaka Obama（ Department of Surgery, Kyoto University Graduate School of Medicine） 小濱 和貴（ 京都大学大学院 医学研究科 消化管外科） VWS1-5 Non-pancreatic mobilization approach in laparoscopic total gastrectomy with splenectomy 腹腔鏡下脾合併切除における膵を脱転しないアプローチ Yoshito Yamashita（ Department of Gastroenterological Surgery, Japanese Red Cross Society Wakayama Medical Center） 山下 好人（ 日本赤十字社 和歌山医療センター 消化管外科） VWS1-6 A novel two-step approach for secure laparoscpic splenectomy 膵脾脱転による背側アプローチを先行する2ステップ腹腔鏡下脾摘術 Seiji Satoh（ Department of Gastroenterological Surgery, Himeji Medical Center） 佐藤 誠二（ 姫路医療センター 消化器外科） VWS1-7 Our procedure and short-term outcomes of laparoscopic splenic hilar dissection with splenectomy 当科における、脾合併切除を伴う腹腔鏡下脾門部郭清の方法と短期成績 Keisuke Okuno（ Department of Gastric Surgery, Tokyo Medical and Dental University） 奥野 圭祐（ 東京医科歯科大学医学部付属病院 胃外科） VWS1-8 Innovative Technique for Laparoscopic Total Gastrectomy with Splenectomy for Advanced Gastric Cancer Tetsu Fukunaga（Department of Gastroenterology and Minimally Invasive Surgery, Juntendo University） 福永 哲（順天堂大学 医学部 消化器・低侵襲外科） 10:10〜11:10 Room 3 5F 501
Symposium 3 Robotic gastrectomy: its advantages and disadvantages, and its future role 【Chairs】 Hirokazu Noshiro ( Department of Surgery, Saga University Faculty of Medicine)
Takahiro Kinoshita ( Gastric Surgery Divison, National Cancer Center Hospital East) 英語 in English SY3-1 Current status of robotic gastrectomy: From 15-year experience of high volume center Woo Jin Hyung（Department of Surgery, Yonsei University College of Medicine, Seoul, Korea） SY3-2 Robotic gastrectomy: Current status and future perspectives -Senshiniryo B- Masaya Nakauchi（Department of Surgery, Fujita Health University） SY3-3 The short-term clinical outcomes after laparoscopic and robotic gastrectomy for gastric cancer Yanbing Zhou（The Affiliated Hospital of Qingdao University） SY3-4 The safety assessment of robot-assisted gastrectomy compared with laparoscopic gastrectomy Rie Makuuchi（Division of Gastric Surgery, Shizuoka Cancer Center）
11:10〜11:50 第3会場 5F 501Room 3 5F 501 Educational Lecture 1 How to write gastric cancer papers in English
教育講演 1 英文論文の書き方
【Chair】 Wataru Yasui ( Department of Molecular Pathology, Graduate School of Biomedical & Health Science, Hiroshima University) 【座長】安井 弥（広島大学大学院医歯薬保健学研究科分子病理学） 日本語 in Japanese EL1 英文論文の書き方 Yasuhiro Kodera（Department of Gastroenterological Surgery, Nagoya University Graduate School of Medicine） 小寺 泰弘（名古屋大学大学院医学系研究科 消化器外科学） 14:30〜16:00 第3会場 5F 501Room 3 5F 501
Workshop 1 Toward accurate diagnosis of the depth of invasion
ワークショップ1 胃癌深達度診断への取り組み：正確な診断を目指して
【Chairs】 Kenshi Yao (Department of Endoscopy Fukuoka University Chikushi Hospital ) Shigetaka Yoshinaga( Endoscopy Division, National Cancer Center Hospital) 【座長】 八尾 建史（福岡大学筑紫病院 内視鏡部）、吉永 繁高（国立がん研究センター中央病院 内視鏡科） 日本語 in Japanese WS1-1 Prediction of tumor invasion depth (T staging) in advanced gastric cancer via conventional endoscopy 通常内視鏡診断による進行胃癌の術前深達度診断に関する検討 Shoichi Yoshimizu（ Division of Gastroenterology, Cancer Institute Hospital, Japanese Foundation for Cancer Research） 吉水 祥一（ がん研有明病院 消化器内科） WS1-2 Preoperative T staging for gastric cancer using super thin slice MDCT Super thin slice MDCT による胃癌術前深達度診断 Yoshiki Taniguchi（ Division of Gastroenterological Surgery, Department of Surgery, Graduate School of Medicine, Osaka University） 谷口 嘉毅（ 大阪大学大学院医学系研究科 消化器外科学） WS1-3 Procedures for improving the preoperative diagnosis of gastric cancer 正確な胃癌術前深達度診断への取り組み Hiromi Mukaide（ Department of Surgery, Kansai Medical University Hospital / Depertment of Gastrointestinal surgery, Kansai Medical University Hospital） 向出 裕美（ 関西医科大学付属病院 外科／関西医科大学付属病院 消化管外科） WS1-4 The gap between clinical and pathological ‘T’ diagnosis of U region gastric cancer U 領域胃癌の術前診断と病理診断の乖離についての検討 Tatsuya Shonaka（ Department of surgery, Asahikawa Medical University） 庄中 達也（ 旭川医科大学 外科学講座 消化器病態外科学分野） WS1-5 Evaluation on the rate of diagnosis accuracy on preoperative invasion depth in early gastric cancer 外科切除例からみた早期胃癌の術前深達度診断正診率についての検討 Kazuki Iseya（ Department of Surgery, Saitama Medical Center, Jichi Medical University） 伊瀬谷和輝（ 自治医科大学附属さいたま医療センター 一般・消化器外科） WS1-6 Clinical usefullness of endoscopic ultrasonography for early gastric cancer 早期胃癌の深達度診断における超音波内視鏡の有用性 Yoshikazu Yoshifuku（ Department of Endoscopy, Hiroshima University Hospital） 吉福 良公（ 広島大学病院 内視鏡診療科） Room3 DAY 2 March 8
WS1-7 Depth diagnosis of early gastric cancers suspicious for deep submucosal invasion by EUS EUS を用いた SM 深部浸潤を疑う早期胃がんにおける深達度診断能の検討 Hiroyuki Takamaru（ Endoscopy Division, National Cancer Center Hospital） 高丸 博之（ 国立がん研究センター中央病院 内視鏡科） WS1-8 Non-extension sign is superior to EUS for diagnosing depth of invasion in early gastric cancer 早期胃癌深達度診断における通常内視鏡観察下台状挙上所見の EUS に対する有効性 Masaki Miyaoka（ Departmnet of endoscopy, Fukuoka University Chkushi Hospital） 宮岡 正喜（ 福岡大学筑紫病院 内視鏡部） 16:00〜17:30 第3会場 5F 501Room 3 5F 501
Educational Lecture 3 Gastric Cancer prevention and screening: Current status and future prospect
教育講演 3 胃がんの予防と検診：現状と展望
【Chair】 Shoichiro Tsugane ( Center for Public Health Sciences National Cancer Center) 【座長】津金 昌一郎（国立研究開発法人国立がん研究センター 社会と健康研究センター） 日本語 in Japanese EL3-1 Gastric Cancer: Risk Factors and Prevention Manami Inoue（Epidemiology and Prevention Group, Center for Public Health Sciences, National Cancer Center） 井上 真奈美（国立がん研究センター 社会と健康研究センター 予防研究グループ） EL3-2 Molecular epidemiological studies evaluating risk of gastric cancer Keitaro Matsuo（Division of Molecular and Clinical Epidemiology, Aichi Cancer Center Research Institute） 松尾 恵太郎（愛知県がんセンター研究所 遺伝子医療研究部 遺伝子医療研究部） EL3-3 Gastric cancer screening: Current issues and future perspective Chisato Hamashima（Cancer Screening Assessment and Management Division, Research Center for Cancer Prevention and Screening, National Cancer Center） 濱島 ちさと（国立がん研究センター 社会と健康研究センター 検診研究部）
March 8 (Thursday) Room 4 3月8日（木） 第4会場
8:30〜10:00 第4会場 5F 502Room 4 5F 502
Video Workshop 2 New development in ESD: Technique
ビデオワークショップ2 胃癌ESDをめぐる新たな展開：技術的な側面を中心に
【Chairs】 Tsuneo Oyama ( Saku Central Hospital Advanced Care Center) Hiroyuki Ono ( Division of Endoscopy, Shizuoka Cancer Center) 【座長】小山 恒男（佐久医療センター）、小野 裕之（静岡がんセンター 内視鏡科） 日本語 in Japanese VWS2-1 ESD technieque being aware of layar of gastric wall: Tips for secure dissection and hemostasis 胃 ESD における血管と筋肉の「層の認識」の重要性 Chizu Yokoi（ Department of gastroenterology, National Center for Global Health and Medicine） 横井 千寿（ 国立国際医療研究センター病院 消化器内科） VWS2-2 New Traction Method with Endoloop for ESD ESD におけるトラクション法の工夫 Endoloop を用いたトラクション法 Shinji Kitamura（ Department of Gastroenterology and Oncology, Tokushima University Graduate School of Biomedical Sciences） 北村 晋志（ 徳島大学大学院 医歯薬学研究部 消化器内科学）
VWS2-3 Double endoscopic intraluminal operation (DEILO) for early gastric cancer 早期胃癌に対する Double endoscopic intraluminal operation (DEILO) の有用性 －外科医が行う ESD － Kyoichi Ogata（ Integrative Center of General Surgery, Division of Gastroenterological Surgery, Gunma University Hospital） 緒方 杏一（ 群馬大学 外科診療センター 消化管外科） VWS2-4 Efficacy of ESD using Clutchcutter with Forced coagulation for early gastric cancer Forced coagulation を用いたクラッチカッターによる胃 ESD の有用性 より術中出血の少ない ESD を目指して -Osamu Dohi（ Department of Gastroenterology and Hepatology, Kyoto Prefectural University of Medicine） 土肥 統（ 京都府立医科大学 消化器内科） VWS2-5 Hook knife Jet changed the strategy for Gastric ESD Akiko Takahashi （Department of Endoscopy, Saku Central Hospital Advanced Care Center） 高橋 亜紀子（佐久総合病院 佐久医療センター） VWS2-6 Pocket-creation method for standardization of gastric ESD –including difficult cases– Hironori Yamamoto（Division of Gastroenterology, Department of Surgery, Jichi Medical University） 山本 博徳（自治医科大学内科学講座消化器内科学部門） VWS2-7 Gastric ESD by IT knife2 supported with dental floss clip traction Chika Kusano（Division of Gastroenterology and Hepatology, Department of Medicine, Nihon University School of Medicine） 草野 央（日本大学医学部 消化器肝臓内科） VWS2-8 ESD for early gastric cancer in anastomosis site after distal gastrectomy Shinwa Tanaka（Gastroenterology and Endoscopy, Kobe University Hospital） 田中 心和（神戸大学医学部附属病院 消化器内科・光学医療診療部） 10:10〜11:40 Room 4 5F 502
Symposium 4 Molecular alterations in gastric cancer tissues for novel diagnostics and therapeutics
【Chairs】 Heike Irmgard Grabsch ( Maastricht University Medical Center, NL / University of Leeds, UK) Toshikazu Ushijima ( Division of Epigenomics, National Cancer Center Research Institute)
英語 in English SY4-1 Dissecting Genomic and Epigenomic Heterogeneity in Gastric Cancer Patrick Tan（Programme in Cancer & Stem Cell Biology, Duke-NUS Medical School, Singapore） SY4-2 Establishment of gastric cancer PDX models and cell lines for developing new therapeutics Takeshi Kuwata（Department of Pathology and Clinical Laboratories, National Cancer Center Hospital East） SY4-3 Epigenetic approaches provide a novel risk diagnosis and therapeutic strategy for gastric cancer Masahiro Maeda（Division of Epigenomics, National Cancer Center Research Institute/ Department of Gastrointestinal Surgery Kyoto University Graduate School of Medicine） SY4-4 Construction of PDX Library for Precision Oncology Jong-Il Kim（Genomic Medicine Institute, Seoul National University College of Medicine, Seoul, Korea） SY4-5 Transnational Research of Cancer Immunology in Gastric Cancer Yosuke Togashi（Division of Cancer Immunology, National Cancer Center） Room3~4 DAY 2 March 8
14:30〜16:00 第4会場 5F 502Room 4 5F 502 Educational Lecture 2 Frequently asked questions about pathology of gastric cancer
教育講演2 そこが知りたい：胃癌病理のCQ
【Chairs】 Motoki Ninomiya ( Digestive Center, KKR Hiroshima Memorial Hospital)
Tamotsu Sugai ( Department of Molecular Diagnostic Pathology, Iwate Medical University)
【座長】二宮 基樹（国家公務員共済組合連合会 広島記念病院 消化器センター）、菅井 有（岩手医科大学医学部 病理診断学講座） 日本語 in Japanese EL2-1 Basic handling of surgically resected specimens Satoshi Nimura（Department of Pathology, Faculty of Medicine, Fukuoka University） 二村 聡（福岡大学 医学部 病理学講座） EL2-2 Pathological descriptions for the 15th edition of Japanese Classification of Gastric Carcinoma Ryoji Kushima（Department of Clinical Laboratory Medicine and Diagnostic Pathology, Shiga University of Medical Science） 九嶋 亮治（滋賀医科大学 医学部 臨床検査医学講座 病理診断科） EL2-3 Differences in the pathologic diagnosis of gastric neoplasia between the West and Japan Takashi Yao（Department of Human Pathology, Juntendo University Graduate School of Medicine） 八尾 隆史（順天堂大学 大学院医学研究科 人体病理病態学） EL2-4 胃癌の病理学的取り扱い－世界と日本の違い Tadakazu Shimoda（Department of Diagnostic Pathology, Shizuoka Cancer Center） 下田 忠和（静岡がんセンター病理診断科） 16:00〜17:30 Room 4 5F 502
Symposium 5 Toward the future pathology of gastric cancer
【Chair】 Atsushi Ochiai ( Exploratory Oncology Research & Clinical Trial Center, National Cancer Center) 英語 in English SY5-1 Gastric Cancer from the viewpoint of Genomic Pathology Shumpei Ishikawa（Department of Genomic Pathology, Medical Research Institute, Tokyo Medical and Dental University） SY5-2 Moving towards gastric cancer subtyping for precision medicine: molecular classification and beyond Tetsuo Ushiku（Department of Pathology, The University of Tokyo） SY5-3 Quality control for companion diagnostic of gastric cancer Ryoji Kushima（Department of Clinical Laboratory Medicine and Diagnostic Pathology, Shiga University of Medical Science） SY5-4 Automated histological classification of whole slide images of gastric biopsy specimens Hiroshi Yoshida（Department of Pathology and Clinical Laboratories, National Cancer Center）
March 8 (Thursday) Room 5 3月8日（木） 第5会場
8:30〜9:00 Room 5 3F 311+312
Video Presentation 1 Reduced port and function preserving surgery 【Chairs】 Keizo Taniguchi (Department of Surgery, Teikyo University Hospital)
Takeshi Omori ( Department of Gastroenterological Surgery, Osaka International Cancer Institute) 英語 in English VE-01-1 Reduced-port (Three ports) Totally Robotic Proximal Gastrectomy with Double Tract Reconstruction Taeil Son（Department of Surgery, Yonsei University College of Medicine, Republic of Korea） VE-01-2 Reduced port surgery for gastric GIST with one umbilical incision plus one port Hidenori Fujii（Department of Surgery, Japanese Red Cross Fukui Hospital） VE-01-3 LECS for GIST -single center experience- Masaaki Nishi（Department of Surgery, Tokushima University） VE-01-4 Role of laparoscopic management for post-gastrectomy complications Dong Jin Kim（St. Paul Hospital, Catholic University of Korea, Republic of Korea） 9:00〜9:35 第5会場 3F 311+312Room 5 3F 311+312
Video Presentation 10 Laparoscopic lymph node dissection for advanced gastric cancer
ビデオ01 進行胃癌における腹腔鏡下リンパ節郭清
【Chairs】Norio Mitsumori ( Division of Upper Gastrointestinal Sugery, Department of Surgery, School of Medicine, Jikei University)
Kazuhiro Imamura ( Department of Surgery, Tokyo Metropolitan Tama Medical Center)
【座長】三森 教雄（東京慈恵会医科大学 外科学講座 上部消化管外科）、今村 和広（東京都立多摩総合医療センター 外科） 日本語 in Japanese VJ-01-1 Our procedure of laparoscopic trans-hiatal lower mediastinal lymphadenectomy for cardiac cancer 当院における接合部がん (Siewert type2) に対する腹腔鏡下経裂孔的下縦隔郭清 Eiji Tanaka（Department of Surgery Kobe, Kobe City Medical Center West Hosiptal） 田中 英治（神戸市立医療センター西市民病院 外科） VJ-01-2 Thoracoscopic upper and middle mediastinal lymphadenectomy for esophagogastric junction cancer 胸腔鏡下での食道胃接合部癌に対する上中縦隔郭清の実際 Takashi Yasuda（Department of Surgery, Kohnan Hospital） 安田 貴志（甲南病院 外科） VJ-01-3 Endoscopic surgery for esophagogastric junction cancer in our institute 当科における食道胃接合部癌に対する鏡視下手術 Nobuhide Kubo（Department of surgery and science, Kyushu University） 久保 信英（九州大学大学院 消化器・総合外科） VJ-01-4 No.11 lymphnode dissection in laparoscopic total gastrectomy 腹腔鏡下胃全摘における No.11リンパ節郭清について Satoshi Kanda（Juntendo University、Gastroenterology and minimallyinvasive surgery） 神田 聡（順天堂大学 消化器・低侵襲外科） VJ-01-5 The technique of nodal dissection at #4sa-11d in laparoscopic total gastrectomy with D2-#10 腹腔鏡下胃全摘、D2-#10郭清における＃4sa、11d 郭清の工夫 Tsuyoshi Tanaka（Department of Gastroenterological Surgery, Toranomon Hospital） 田中 毅（虎の門病院 消化器外科） Room4~5 DAY 2 March 8
9:35〜10:25 第5会場 3F 311+312Room 5 3F 311+312 Video Presentation 02 Laparoscopic total gastrectomy 1
ビデオ02 腹腔鏡下胃全摘１
【Chairs】Nobuhiro Takiguchi ( Division of Gastrointestinal Surgery, Chiba Cancer Center)
Hideo Baba ( Department of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University) 【座長】滝口 伸浩（千葉県がんセンター 食道･胃腸外科）、馬場 秀夫（熊本大学大学院 生命科学研究部 消化器外科学） 日本語 in Japanese VJ-02-1 Hand-sewn esophagojejunal anastomosis after totally laparoscopic total gastrectomy 腹腔鏡下手縫い食道空腸吻合の手技と成績 Susumu Inamine（Department of Surgery,Ohama Daiichi Hospital） 稲嶺 進（大浜第一病院 外科） VJ-02-2 Clinical outcomes of intracorporeal esophagojejunostomy using overlap method following LTG and LPG 当科における体腔内食道空腸吻合法（Overlap 法）の成績 Kenji Fukuda（Department of Surgery, Sanin Rosai Hospital） 福田 健治（山陰労災病院 外科） VJ-02-3 Intracorporeal esophagojejunostomy after laparoscopic total gastrectomy – Overlap method 腹腔鏡下胃全摘後の体腔内再建 - Overlap 法 Eisuke Booka（Department of Surgery, Saiseikai Yokohamashi Tobu Hospital） 坊岡 英祐（済生会横浜市東部病院 消化器外科） VJ-02-4 Technique of Overlap method for intracorporeal esophagojejunostomy using Barbed sutures Barbed suture を用いた体腔内食道空腸吻合の手技 Overlap 法 - Junya Morimoto（Department of Surgery, Fuchu Hospital） 森本 純也（府中病院 外科） VJ-02-5 Laparoscopic gastrectomy for advanced gastric cancer using the strap gauze method ストラップガーゼ法を用いた進行胃癌に対する腹腔鏡下胃切除術 Fumihiko Ando（Department of Surgery, Nippon Medical School Chiba Hokusoh Hospital） 安藤 文彦（日本医科大学千葉北総病院 外科・消化器外科） VJ-02-6 A novel approach to creating a good operative field in laparoscopic total gastrectomy 腹腔鏡下胃全摘術における良好な視野展開の工夫 Satoshi Ida（Department of Gastroenterological Surgery, Cancer Institute Hospital of JFCR） 井田 智（がん研有明病院 消化器外科） VJ-02-7 A new procedure for elevation of liver lateral segment using Endo-Omelet in laparoscopic gastrectomy 腹腔鏡下胃切除術におけるエンドオムレットを用いた肝外側区域挙上法 Aiichiro Higure（Department of Surgery, Kitakyushu General Hospital） 日暮 愛一郎（北九州総合病院 外科） 10:25〜11:15 Room 5 3F 311+312
Video Presentation 11 Laparoscopic total gastrectomy 2
【Chairs】Noriyuki Inaki ( Department of Gastroenterological Surgery, Ishikawa Prefectural Central Hospital) Koichi Suda ( Cancer Center, School of Medicine, Keio University)
英語 in English
VE-02-1 Laparoscopic surgery for cancer of the gastroesophageal junction Boris Pomortsev（Moscow Clinical Scientific Center - Moscow, Russia）
VE-02-2 Laparoscopic approaches for lymphadenectomies of the gastric cardia Hideki Hayashi（Center for Frontier Medical Engineering, Chiba University / Department of Frontier Surgery, School of Medicine, Chiba University） VE-02-3 Prevention of internal hernia during robotic total gastrectomy for gastric cancer Toshiyasu Ojima（Second Department of Surgery, Wakayama Medical University, School of Medicine） VE-02-4 Complications of esophago-jejunostomy in laparoscopic total gastrectomy Masaru Kawai（Department of General and Gastroenterological Surgery, Osaka Medical College） VE-02-5 Roux-en-Y Reconstruction with Y-limb Jejunal Pouch After Laparoscopic Total Gastrectomy Kuniaki Aridome（Department of Surgery, Saiseikai Sendai Hospital） VE-02-6 Laparoscopic total gastrectomy for locally advanced gastric cancer Boris Pomortsev（Moscow Clinical Scientific Center - Moscow, Russia） VE-02-7 Totally Laparoscopic Total Gastrectomy and D2 Lymphadenectomy for the Upper Third of Gastric Cancer Long Duy Vo（Upper GI Surgery Department, University Medical Center, Hochiminh City, Vietnam） 14:30〜15:05 Room 5 3F 311+312
Video Presentation 12 Laparoscopic distal gastrectomy
【Chairs】Hisashi Shinohara ( Department of Surgery, Upper G.I. Division, Hyogo College of Medicine) Kazuhisa Ehara ( Department of Gastroenterological Surgery, Saitama Cancer Center)
英語 in English VE-03-1 The application of Uncut Roux-en-Y reconstruction after laparoscopic gastrectomy for gastric cancer Zekuan Xu（The Department of Gastric Surgery, the First Affiliated Hospital with Nanjing Medical University, Nanjing, P.R.China） VE-03-2 Laparoscopic Subtotal Gastrectomy for Lower Third of Gastric Cancer with Billroth I Reconstruction Long Duy Vo（Upper GI Surgery Department, University Medical Center, Hochiminh City, Vietnam） VE-03-3 Intracorporeal hand-sewn Billroth-1 anastomosis after laparoscopic distal gastrectomy Nobuyuki Musha（Department of Surgery, Saiseikai Niigata Daini Hospital） VE-03-4 An optimal approach for suprapancreatic LN dissection with laparoscopic distal gastrectomy (D2+CME) Jianping Gong（Department of GI surgery, Tongji Hospital, Wuhan, China） VE-03-5 Standardization of suprapancreatic lymph node dissection in LDG for advanced gastric cancer Shigeo Hisamori（Department of Surgery, School of Medicine, Kyoto University） Room5 DAY 2 March 8
15:05〜15:50 第5会場 3F 311+312Room 5 3F 311+312 Video Presentation 03 Standardization of laparoscopic distal gastrectomy
ビデオ03 腹腔鏡下幽門側胃切除 郭清の定型化と教育
【Chairs】Haruhiko Imamoto ( Division of Endscopic Surgery, Department of Surgery, Faculty of Medicine, Kindai University)
Yasushi Rino ( Department of Surgery, School of Medicine, Yokohama City University) 【座長】今本 治彦（近畿大学 医学部 外科 内視鏡外科部門）、利野 靖（横浜市立大学 医学部 外科治療学） 日本語 in Japanese VJ-03-1 Lymph Node Station Number 6 Dissection from the Right Side, based on our Experience of 1085 Cases 6番郭清を患者右側から行う腹腔鏡下胃切除術の1085例の経験と工夫 Koji Shindo（Department of Surgery and Oncology, Kyushu University） 進藤 幸治（九州大学臨床腫瘍外科） VJ-03-2 Techniques of infrapyloric lymph node dissection in laparoscopic pylorus preserving gastrictomy 腹腔鏡下幽門保存胃切除術における No.6郭清の手技と成績 Masashi Takemura（Department of Surgery, Keigaku-kai Social medical corporation, MInami Okasa Hospital） 竹村 雅至（景岳会 南大阪病院） VJ-03-3 Ideal approach for Lymphadenctomy at the infra-pyloric area 内側アプローチによる幽門下領域リンパ節郭清 Toshiki Hirakawa（Department of Surgery, Fuchu Hospital） 平川 俊基（府中病院 外科） VJ-03-4 Standardization of Infrapyloric LN dissection in laparoscopic gastrectomy 腹腔鏡下幽門下リンパ節郭清の定型化 Kiyohito Iwamatsu（Integrative Center of General Surgery, Gunma University Hospital） 岩松 清人（群馬大学附属病院 消化管外科） VJ-03-5 Precise para-gastric lymph nodal dissection in laparoscopic gastrectomy 腹腔鏡下胃切除術における確実な1群リンパ節郭清 Shinsuke Hashida（Departments of Gastroenterological Surgery, Kagawa Prefectural Central Hospital） 橋田 真輔（香川県立中央病院 消化器・一般外科） VJ-03-6 Training system for laparoscopic distal gastrectomy performed by trainees 後期研修医のための腹腔鏡下胃切除術トレーニングシステム Norimitsu Tanaka（Kagawa Prefectural Central Hospital） 田中 則光（香川県立中央病院 消化器・一般外科）
15:50〜16:40 第5会場 3F 311+312Room 5 3F 311+312 Video Presentation 04 Node dissection of laparoscopic gastrectomy
ビデオ04 腹腔鏡下胃切除における郭清手技
【Chairs】Norio Shiraishi ( Comprehensive Surgery for Community Medicine Oita University Faculty of Medicine) Tatsuo Kanda ( Sanjo General Hospital)
【座長】白石 憲男（大分大学 医学部 総合外科・地域連携学）、神田 達夫（新潟県厚生連 三条総合病院） 日本語 in Japanese VJ-04-1 Selection of approach for suprapancreatic LN dissection based on the novel individual 3D anatomy ３D 画像に基づく新たな個別立体解剖に応じた胃癌膵上縁郭清アプローチ法の選択 Kenoki Ohuchida（Department of Surgery and Oncology, Kyushu University / Department of Advanced medical initiatives, Kyushu University） 大内田研宙（九州大学 医学部 臨床・腫瘍外科／九州大学 先端医療医学講座） VJ-04-2 A prospective study on detection of ICG to determine tumor location during laparoscopic gastrectomy 早期胃癌に対する腹腔鏡下胃切除術における Indocyanine Green 蛍光法を用いたマーキング法の 有用性 Chie Tanaka（Department of Gastroenterological Surgery, School of Medicine, Nagoya University） 田中 千恵（名古屋大学大学院医学系研究科 消化器外科学） VJ-04-3 Standard procedure for lymph node dissection in laparoscopic distal gastrectomy 腹腔鏡下幽門側胃切除における膵上縁リンパ節郭清手技の定型化 (outside-in approach) Yuji Ishibashi（Department of Gastroenterology and Minimally Invasive Surgery, Juntendo University School of Medicine） 石橋 雄次（順天堂大学 医学部 消化器・低侵襲外科） VJ-04-4 Sweet spots orientated supra pancreatic lymphadenectomy in laparoscopic gastrectomy 複数の Sweet spot を利用した効率的な膵上縁郭清 Yusuke Matsumoto（Department of Surgery, Japanese Red Cross Society Himeji Hospital） 松本 祐介（姫路赤十字病院 外科） VJ-04-5 Vector match technique of lesser curvature regional lymph node dissection in LDG 腹腔鏡下幽門側胃切除術におけるベクトルマッチテクニックを用いた小弯郭清 Hiroyuki Sagawa（Department of Gastroenterological Surgery, Nagoya City University Graduate School of Medical Sciences） 佐川 弘之（名古屋市立大学 医学部 消化器外科学） VJ-04-6 Technique of three steps No.1, 3a lymphadenectomy in laparoscopic distal gastrectomy 腹腔鏡下幽門側胃切除術における3Step 小彎リンパ節（No.1,3a）郭清手技 Keiji Hayata（Second Department of Surgery, Wakayama Medical University） 早田 啓治（和歌山県立医科大学 第2外科） VJ-04-7 Dissection of No1,3a lymph node in laparoscopic distal gastrectomy (V-shaped dissection) V- shaped Dissection 腹腔鏡下胃切除術の小弯リンパ節廓清 Narutoshi Nagao（Department of Surgery,Gifu Prefectural General Medical Center） 長尾 成敏（岐阜県総合医療センター 外科） Room5 DAY 2 March 8
16:40〜17:15 第5会場 3F 311+312Room 5 3F 311+312 Video Presentation 05 Robotic gastrectomy
ビデオ05 ロボット支援胃切除 導入から定型化まで
【Chairs】Ichiro Uyama ( Department of Surgery, Fujita Health University)
Yukie Yoda ( Department of Surgery, Faculty of Medicine, Saga University)
【座長】宇山 一朗（藤田保健衛生大学 総合消化器外科）、與田 幸恵（佐賀大学 医学部 一般・消化器外科） 日本語 in Japanese VJ-05-1 Early experience of robotic gastrectomy for gastric cancer in Osaka City General Hospital 当院でのロボット支援胃癌手術の経験 Naoshi Kubo（Department of Gastroenterological Surgery, Osaka City General Hospital） 久保 尚士（大阪市立総合医療センター 消化器外科） VJ-05-2 Introduction of robotic gastrectomy in our department 当科における胃癌手術への da Vinci 導入 Yoshinori Ishida（Department of Surgery, Hyogo college of medicine） 石田 善敬（兵庫医科大学 上部消化管外科） VJ-05-3 Making operative field in lymph node dissection in robotic distal gastrectomy ロボット支援下幽門側胃切除術のリンパ郭清における術野展開 Hisahiro Hosogi（Department of Surgery, Kyoto City Hospital） 細木 久裕（京都市立病院 外科） VJ-05-4 Robotic distal gastrectomy followed by delta-shaped Billroth I anastomosis using Endowrist stapler ロボット支援下幽門側胃切除術における Endowrist Stapler を用いた B- Ⅰ、⊿再建法 Ai Goto（Department of Surgery,Fujita Health University） 後藤 愛（藤田保健衛生大学総合消化器外科） VJ-05-5 Laparoscopic reconstruction after robotic assisted gastrectomy using linear stapler ロボット支援下胃切除術における Linear stapler を用いた体腔内吻合の工夫 Masaki Ohi（Department of Gastrointestinal and Pediatric Surgery, Mie University Graduate School of Medicine） 大井 正貴（三重大学 医学系研究科 消化管小児外科学）
March 8 (Thursday) Room 6 3月8日（木） 第6会場
8:30〜9:20 第6会場 3F 313+314Room 6 3F 313+314
Oral Presentation 01 Laparoscopic and robotic surgery
口演01 腹腔鏡・ロボット手術
【Chairs】Hirokazu Noshiro ( Department of Surgery, Faculty of Medicine, Saga University) Takahiro Kinoshita (Gastric Surgery Division National Cancer Center Hospital East) 【座長】能城 浩和（佐賀大学 医学部 一般・消化器外科）、木下 敬弘（国立がん研究センター東病院 胃外科） 日本語 in Japanese OJ-01-1 Short-term outcomes after robotic gastrectomy in our institution 当科におけるロボット支援下胃切除の短期成績 Katsuyama Shinsuke（Department of Gastroenterological Surgery, Osaka University） 勝山 晋亮（大阪大学 消化器外科学） OJ-01-2 Robot assisted gastrectomy with da Vinci Xi Surgical System da Vinci Xi Surgical System を用いたロボット支援胃癌手術の導入成績 Yoshihiro Hiramatsu（Department of Surgery, Hamamatsu University School of Medicine） 平松 良浩（浜松医科大学 医学部 外科学第二）
OJ-01-3 Laparoscopic proximal gastrectomy with long and narrow gastric tube reconstruction for early cancer 胃上部早期癌に対する細径胃管再建法を用いた腹腔鏡下噴門側胃切除術の成績 Yoshitake Ueda（Department of Comprehensive Surgery for Community Medicine, Oita University Faculty of Medicine） 上田 貴威（大分大学 医学部 総合外科・地域連携学講座） OJ-01-4 Esophagogastrostomy after Laparoscopic Proximal Gastrectomy 腹腔鏡下観音開き法再建の定型化と短期成績 Takashi Ajiki（Department of Digestive Surgery, Sendai Kousei Hospital） 安食 隆（仙台厚生病院 消化器外科 消化器外科） OJ-01-5 A comparison of delta-shaped and circular stapled Billroth-Ⅰ anastomosis 早期胃癌に対する腹腔鏡下幽門側胃切除術 Billroth- Ⅰ法再建における吻合法の比較検討―Delta vs Circular― Yasunori Masuike（Department of Gastroenterological Surgery, Graduate School of Medicine, Osaka University） 益池 靖典（大阪大学大学院医学系研究科 消化器外科学） OJ-01-6 Novel tactile sensing system for laparoscopic surgery 新しい腹腔鏡下手術用鉗子型触診システム Michitaka Fujiwara（Clinical Simulation Center, Nagoya University Graduate School of Medicine / Department of Gastroenterological Surgery, Nagoya University Graduate School of Medicine） 藤原 道隆（名古屋大学大学院 医学系研究科 クリニカルシミュレーションセンター／名古屋大学大学院 医 学系研究科 消化器外科学） OJ-01-7 The new air conditioning system for control the body temperature in laparoscopic gastrectomy 鏡視下胃切除術時の体温管理に有用な新空調システム Hisashi Usuki（Kagawa University Hospital / Gasroenterological Surgery） 臼杵 尚志（香川大学医学部附属病院 手術部／香川大学医学部 消化器外科） 9:20〜10:10 Room 6 3F 313+314
Oral Presentation 15 Neoadjuvant chemotherapy
【Chairs】Ichinosuke Hyodo ( Division of Gastroenterology, Faculty of Medicine, University of Tsukuba) Seiji Ito (Department of Gastroenterological Surgery, Aichi Cancer Center Hospital)
英語 in English OE-01-1 Clinical impact of induction chemotherapy followed by surgery for P0CY1 gastric cancer Masaki Aizawa（Department of Surgery, Niigata Cancer Center Hospital） OE-01-2 Outcome of neoadjuvant chemotherapy followed by gastrectomy for gastric cancer with CY1P0 Kohei Wakatsuki（Department of Surgery, Nara Medical University） OE-01-3 Treatment outcomes of S-1 administration after gastrectomy in patients with P0CY1 gastric cancer Etsuro Bando（Division of Gastric Surgery, Shizuoka Cancer Center） OE-01-4 Neoadjuvant chemotherapy in gastric cancer: evaluation of effectiveness Nataliia Chorna（National Cancer Institute of Ukraine）
OE-01-5 ypTNM staging in Chinese population: a prognostic valuation of the AJCC 8th staging
system Yinkui Wang（Department of Gastrointestinal Surgery, Peking University Cancer Hospital & Institute, Beijing, China） ◆ Room5~6 DAY 2 March 8
OE-01-6 Different Prognostic Value of ypTNM from pTNM after Gastrectomy: Propensity Score-matched Analysis Yinkui Wang（Department of Gastrointestinal Surgery, Peking University Cancer Hospital & Institute, Beijing, China） OE-01-7 Neoadjuvant chemotherapy for resectable gastric cancer Artem Boiko（Department of Minimal Invasive Surgery, Endoscopy and Interventional Radiology,National Cancer Institute, Kiev, Ukraine） 10:10〜11:00 Room 6 3F 313+314
Oral Presentation 16 Pathology 1
【Chairs】Atsushi Ochiai ( Exploratory Oncology, Research & Clinical Trial Center, National Cancer Center) Tamotsu Sugai （ Department of Molecular Diagnostic Pathology, Iwate Medical University)
英語 in English OE-02-1 A differentiated gastric cancer mouse model by genetic manipulation Yuki Hirata（Department of Surgery, Keio University School of Medicine / Division of Gene Regulation, Institute for Advanced Biosciences, Keio University School of Medicine） OE-02-2 Chief cell in stomach have stem cell activity and potential to develop gastric cancer Akihiro Yamamura（Department of Surgery, Graduate School of Medicine, Tohoku University / Cancer Science Institute of Singapore, National University of Singapore, Singapore） OE-02-3 Distribution of somatic mutations according to MSI status in Korean gastric cancer Jeong goo Kim（Department of Surgery, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea） OE-02-4 Comparison between mononucleotide and dinucleotidemarker panels in gastric cancer Han Mo Yoo（Department of Surgery, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea） OE-02-5 Diagnostic laparoscopies with peritoneal washes for locally advanced gastric cancer Nikolay Semenov（Department of innovative surgery, Moscow clinical scientific center, Moscow, Russia） OE-02-6 Microscopic invasion for adequate resection margin in early gastric cancer Shin-Hoo Park（Department of Surgery, Seoul National University College of Medicine, Seoul, Korea）
OE-02-7 Comparison between eR1+ and Lgr5+ stem cells in stomach
Hideaki Sato（Department of Surgery, Graduate School of Medicine, Tohoku University / Cancer Science Institute of Singapore, National University of Singapore, Singapore）
11:00〜11:45 第6会場 3F 313+314Room 6 3F 313+314
Oral Presentation 02 Pathology 2
口演02 病理２
【Chairs】Yasuo Ohkura ( Pathology & Cytology Center, PCL JAPAN)
Tomio Arai ( Department of Pathology, Tokyo Metropolitan Geriatric Hospital and Institute of Gerontology) 【座長】大倉 康男（PCL JAPAN 病理・細胞診センター 川越ラボ）、新井 冨生（東京都健康長寿医療センター 病理診断科） 日本語 in Japanese OJ-02-1 Analysis of gene alteration in early gastric cancer 早期胃癌における遺伝子変化の解析 Chiaya Jimbo（School of Medicine, Yokohama City University） 神保 智彩（横浜市立大学 医学部）
OJ-02-2 miRNA expression profile of gastric fundic gland-type adenocarcinoma 胃底腺型胃癌における miRNA 発現解析 Maki Kobayashi（Department of Pathology, Cancer Institute, Japanese foundation for cancer research） 小林 真季（がん研究会 がん研究所 病理部） OJ-02-3 Clinicopathological significance of glypican-1 expression on tumor stromal cells in gastric cancer 胃癌症例の間質細胞における glypican-1発現の意義 Kenji Kuroda（Department of Surgical Oncology, Osaka City University Graduate School of Medicine） 黒田 顕慈（大阪市立大学大学院 腫瘍外科） OJ-02-4 Clinical significance of peritoneal cancer cells detected by cell culture in gastric cancer surgery 胃癌手術における細胞培養による腹腔内遊離癌細胞の検出の意義 Katsushi Takebayashi（Department of Surgery, Shiga University of Medical Science） 竹林 克士（滋賀医科大学 外科学講座 消化器乳腺一般外科） OJ-02-5 A Case of Multiple Gastric Cancer with Genome Analysis ゲノム解析を行った多発胃癌症例の一例 Masao Hada（Department of Surgry, Yamanashi prefectural Central Hospital） 羽田 真朗（山梨県立中央病院 外科） OJ-02-6 Potential of SUSD2 as a predictor of recurrences after curative resection of gastric cancer 胃癌根治切除後再発予測マーカーとしての SUSD2の有用性 Shinichi Umeda（Department of Gastroenterological Surgery, Nagoya University Graduate School of Medicine） 梅田 晋一（名古屋大学 医学部 消化器外科学） 14:30〜15:20 Room 6 3F 313+314
Oral Presentation 17 Postoperative complications
【Chairs】Michiya Kobayashi ( Department of Human Health and Medical Sciences, Hospital Administration Section, Kochi Medical School)
Hisahiro Matsubara ( Departmnet of Frontier Surgery, Graduate School of Medicine, Chiba University) 英語 in English OE-03-1 The correlation of immunonutrition index and morbidity in gastric caner after neoadjuvant chemo Shuangxi Li（GI Cancer Center, Peking University Cancer Hospital, Beijing, China） OE-03-2 International consensus on reporting complications after gastric surgery Zhouqiao Wu（Department of Gastrointestinal Surgery, Peking University Cancer Hospital, Beijing, China） OE-03-3 Prediction of postop. complication after gastric cancer surgery using artificial neural network Sang-Yong Son（Department of Surgery, Ajou University School of Medicine, Suwon, Korea） OE-03-4 Risk Factors for 30-Day Hospital Readmission after Radical Gastrectomy Raito Asaoka（Division of Gastric Surgery, Shizuoka Cancer Center） OE-03-5 Low phase angle is a risk factor for early complications after gastrectomy in elderly patients Byung Hyuk Yu（Gastric Cancer Center, Kyungpook National University Chilgok Hospital, Daegu, Republic of Korea） OE-03-6 Internal Hernia after Gastrectomy for Gastric Cancer, A single center experience Sa-Hong Min（Seoul National University Bundang Hospital, Republic of Korea） ★ Room6 DAY 2 March 8
OE-03-7 Recanalization after distal gastrectomy with uncut Roux-en-Y reconstruction Makoto Tomatsu（Department of Surgery, Fujita Health University）
15:20〜15:55 Room 6 3F 313+314
Oral Presentation 18 Prognostic Risk Factor 1
【Chairs】Yasuhiro Kodera ( Department of Gastroenterological Surgery, Nagoya University Graduate School of Medicine)
Sachio Fushida ( Gastroenterological Surgery, Kanazawa University Graduate School of Medical Science) 英語 in English OE-04-1 The impact of the waiting period on the survival in patients with cStage II / III gastric cancer Kenichiro Furukawa（Division of Gastric Surgery, Shizuoka Cancer Center） OE-04-2 Prognostic factors of laparoscopic distal gastrectomy Hiroaki Musha（Department of Surgery, Tohoku University Graduate School of Medicine） OE-04-3 Relationship between postoperative complications and prognosis after laparoscopic gastrectomy Takuro Saito（Division of Gastrointestinal Surgery, Osaka Police Hospital） OE-04-4 Correlation of Pathological Complete Response with Survival after Neoadjuvant Chemotherapy Yinkui Wang（Department of Gastrointestinal Surgery, Peking University Cancer Hospital & Institute, Beijing, China） OE-04-5 Gastric cancer with lymph node metastasis more than 15 (N3b): is it really stage III disease? Sa-Hong Kim（Department of Surgery, Seoul National University Hospital, Seoul, Korea） 15:55〜16:45 第6会場 3F 313+314Room 6 3F 313+314
Oral Presentation 03 Prognostic Risk Factor 2
口演03 予後因子２
【Chairs】Takao Inada ( Department of Surgery, Tochigi Cancer Center) Mitsuo Shimada (Department of Surgery, Tokushima University) 【座長】稲田 高男（栃木県立がんセンター外科）、島田 光生（徳島大学消化器・移植外科） 日本語 in Japanese OJ-03-1 Prognostic significance of NLR and PNI in patients with recurrent gastric cancer 術後再発胃癌における NLR および PNI と予後の検討 Yuki Murakami（Division of Surgical Oncology, Department of Surgery, School of Medicine, Tottori University Faculty of Medicine） 村上 裕樹（鳥取大学 医学部 病態制御外科） OJ-03-2 Negative impact of postoperative muscle shrinkage on long-term outcome in gastric cancer patients 胃癌術後における筋肉量減少は長期予後に負の影響を及ぼす Norihito Kubo（Department of Gastroenterological Surgery, Hirosaki University Graduate School of Medicine） 久保 寛仁（弘前大学 大学院 医学研究科 消化器外科学講座） OJ-03-3 Analysis of PD-L1 Expression and Neutrophil-Lymphocyte Ratio in Peripheral Blood of Gastric Cancer 胃癌末梢血における PD-L1発現と好中球リンパ球比の臨床的意義 Takaaki Arigami（Onco-biological Surgery, Kagoshima University Graduate School of Medical and Dental Sciences） 有上 貴明（鹿児島大学 がん病態外科学）
OJ-03-4 Impact of neutrophil-to-lymphocyte ratio (NLR) on prognosis of gastric cancer patients 胃癌患者の予後予測指標としての好中球リンパ球比 (NLR) Noriyuki Nishiwaki（Division of Gastric Surgery, Shizuoka Cancer Center） 西脇 紀之（静岡がんセンター 胃外科） OJ-03-5 Sarcopenia is associated with prognosis in gastric cancer patients undergoing gastrectomy サルコペニアは胃癌術後の予後に関連する Kuwada Kazuya（Department of Gastroenterological Surgery, Okayama University Graduate School of Medicine） 桑田 和也（岡山大学 医学部 消化器外科） OJ-03-6 Prognositic factors for gastric cancer with P1CY0/1 and P0CY1 腹膜播種陽性、腹腔洗浄液細胞診陽性胃癌の予後因子の検討 Shinji Ohki（Department of Gastrointestinal Tract Surgery, Fukushima Medical University） 大木 進司（福島県立医科大学 消化管外科） OJ-03-7 Relationship between hepatic blood flow and gastric cancer progression 胃癌進行と肝血流の関連性 Kiyohiko Shuto（Department of Surgery, Teikyo University Chiba Medical Center） 首藤 潔彦（帝京大学ちば総合医療センター 外科） 16:45〜17:35 Room 6 3F 313+314
Oral Presentation 19 Sentinel lymph node
【Chairs】Shinichi Kinami ( Dept. of Surgical Oncology, Kanazawa Medical University)
Hiroya Takeuchi ( Department of Surgery, Hamamatsu University School of Medicine) 英語 in English OE-05-1 Metastatic lymph node from other basin based on sentinel node concept in early gastric cancer Masashi Takeuchi（Department of Surgery, Keio University School of Medicine） OE-05-2 Long-term clinical outcome after sentinel node navigation surgery for early gastric cancer Yoshihisa Yaguchi（Department of Surgery, National Defense Medical College） OE-05-3 Development of Lymph Node Metastasis Prediction Model on Each Station in Gastric Cancer Patient Jong Won Kim（The Department of Surgery, Chung-Ang University College of Medicine, Republic of Korea） OE-05-4 Evaluation of the optimal number of lymph nodes in pathological investigation for gastric cancer Yusuke Sakimura（Department of gastrointestinal surgery, Ishikawa Prefectural Central Hospital） OE-05-5 Radiomics Nomogram for Preoperative Prediction of Lymph Node Metastasis in Gastric Cancer Yuming Jiang（Department of General Surgery, Nanfang Hospital, Southern Medical University, Guangzhou, China） OE-05-6 Influence of Fluorescence-Guided Lymph Node Dissection on Stage Migration in Gastric Cancer Surgery Minah Cho（Department of Surgery, Yonsei University College of Medicine, Seoul, Republic of Korea） OE-05-7 Appropriate indication of regional basin lymph node dissection in early gastric cancer Kim Byung Chul（Department of Surgery, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea） Room6 DAY 2 March 8
March 8 (Thursday) Room 7 3月8日（木） 第7会場
8:30〜9:05 第7会場 4F 411+412Room 7 4F 411+412
Oral Presentation 04 Gastric Cancer in the Elderly 1
口演04 高齢者胃癌１
【Chairs】Takashi Fujimura ( Division of Surgery, Toyama City Hospital)
Yoshihiro Kakeji ( Division of Gastrointestinal Surgery, Department of Surgery, Graduate School of Medicine, Kobe University)
【座長】藤村 隆（富山市立富山市民病院 外科）、掛地 吉弘（神戸大学大学院 食道胃腸外科学分野） 日本語 in Japanese OJ-04-1 Prognostic factor for elderly advanced gastric cancer patients treated with chemotherapy 当院の切除不能・高齢者胃癌における予後因子の検討 Takashi Ohta（Department of Gastroenterology, Kansai Rosai Hospital） 太田 高志（関西労災病院 消化器内科） OJ-04-2 Long-term results and treatment strategy of elderly gastric cancer patients 高齢者胃癌患者の長期成績と治療方針 Hiroaki Saito（Division of Surgical Oncology, Department of Surgery, School of Medicine, Tottori University） 齊藤 博昭（鳥取大学 医学部 病態制御外科） OJ-04-3 Short- and long-term risk factors for gastrectomy in elderly patients with gastric cancer 高齢者胃癌患者に対する胃切除術後の短期および長期リスク因子に関する検討 Kei Sato（Department of Gastroenterological Surgery, Yokohama City University） 佐藤 圭（横浜市立大学 医学部 消化器・腫瘍外科学） OJ-04-4 Comprehensive analysis of elderly gastric cancer patients using risk score (PNI, GPS, E-PASS) リスクスコア (PNI, GPS, E-PASS) による高齢胃癌症例の手術成績の網羅的解析 Yoshifumi Baba（Department of gastroenterological surgery, Kumamoto university） 馬場 祥史（熊本大学 消化器外科学） OJ-04-5 Long-term prognosis and cause of death of postoperative gastric cancer patients over 80 years old 80歳以上の高齢者胃癌術後の長期予後と死因の検討 Yusuke Taki（Department of Gastroenterological Surgery, Shizuoka General Hospital） 瀧 雄介（静岡県立総合病院 消化器外科） 9:05〜9:50 第7会場 4F 411+412Room 7 4F 411+412
Oral Presentation 05 Gastric Cancer in the Elderly 2
口演05 高齢者胃癌２
【Chair】 Yoh Isobe ( Department of Surgery, National Hospital Organization Tokyo Medical Center) Kuniaki Aridome (Department of Surgery, Saiseikai Sendai Hospital)
【座長】磯部 陽（国立病院機構 東京医療センター 外科）、有留 邦明（済生会川内病院） 日本語 in Japanese OJ-05-1 G8 screening assessment for 80 or older advanced gastric cancer patients; a retrospective analysis 80歳以上の転移進行胃癌症例への G8 screening tool による高齢者評価の意義 Keisho Chin（Division of Gastrointestinal Oncology, Cancer Institute Hospital） 陳 勁松（がん研有明病院消化器化学療法科）
OJ-05-2 The efficacy of NCD risk calculator at a gastric cancer operation of elder patients NCD リスクカリキュレーターは高齢者胃癌の合併症を予測できるか？ Tatsuya Tanaka（Nagoya city university graduate school of medical science gastroenterological surgery） 田中 達也（名古屋市立大学 大学院医学研究科 消化器外科） OJ-05-3 Usefulness of modified E-PASS score in elderly patients 80歳以上の高齢者胃癌手術症例における modified E-PASS スコアの有用性 Haruna Onoyama（Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital） 小野山温那（都立駒込病院） OJ-05-4 Risk factors of gastric cancer surgery in the elderly 高齢者胃癌手術における術後合併症リスク因子 Tsutomu Hayashi（Department of Gastrointestinal Surgery, Kanagawa Cancer Center） 林 勉（神奈川県立がんセンター 消化器外科） OJ-05-5 The value of PLR in elderly gastric cancer patient 高齢者の胃癌切除後の予後予測における血小板 / リンパ球比の有用性 Satoshi Suzuki（Division of Gatrointestinal Surgery, Department of Surgery, Kobe University Graduate School of medicine） 鈴木 知志（神戸大学大学院 食道胃腸外科） OJ-05-6 Lymphocytopenia predicts poor prognosis in elderly gastric cancer patients after gastrectomy 高齢者の胃癌切除症例における術前末梢血の総リンパ球数の臨床的意義 Takashi Tatara（Division of Gastrointenstinal surgery, Department of Surgery, Kobe University Graduate School of Medicine） 多田羅 敬（神戸大学大学院医学研究科 食道胃腸外科） 9:50〜10:35 Room 7 4F 411+412
Oral Presentation 20 Gastric Cancer in the Elderly 3
【Chairs】Toshiyoshi Fujiwara ( Department of Gastroenterological Surgery, Okayama University Graduate School of Medicine Dentistry and Pharmaceutical Sciences)
Norihito Wada ( Department of Surgery, Keio University School of Medicine) 英語 in English OE-06-1 Postoperative short-term and long-term outcomes in elderly patients with gastric cancer Tadayoshi Hashimoto（Department of Gastroenterological Surgery Osaka University Graduate School of Medicine） OE-06-2 Risk factors of postoperative delirium after gastrectomy for gastric cancer patients over 80 years Megumi Watanabe（Department of Surgery, Tsuyama Chuo Hospital） OE-06-3 Postoperative outcome after gastrectomy in elderly patients Takayoshi Kishino（Department of Gastroenterological Surgery, Faculty of Medicine, Kagawa University） OE-06-4 Total gastrectomy for elderly gastric cancer patients is a risk factor for QOL decline after surgery Shinji Kuroda（Department of Gastroenterological Surgery, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences） OE-06-5 Necessity of D2 lymph node dissection in elderly patients ≥ 80 years with gastric cancer Ho Seok Seo（Division of Gastrointestinal surgery, Department of Surgery, College of Medicine, The Catholic University of Korea, Seoul, Korea） OE-06-6 Short-term and long-term outcomes after gastrectomy for elderly patients Room7 DAY 2 March 8
11:00〜11:50 Room 7 4F 411+412 ESMO REPORT
【Chair】 Narikazu Boku (Division of Gastrointestinal Medical Oncology, National Cancer Center) 英語 in English ER-1 A randomized phase III trial comparing 4 and 8 courses of S-1 for p-stage II gastric cancer Masanori Terashima（Division of Gastric Surgery, Shizuoka Cancer Center） ER-2 Current development of nivolumab in gastric cancer Ken Kato（Gastrointestinal Medical Oncology Division, National Cancer Center Hospital） 14:10〜14:45 Room 7 4F 411+412
Oral Presentation 21 Chemotherapy for Advanced Gastric Cancer 1
【Chairs】Manabu Ohashi ( Department of Gastroenterological Surgery, Cancer Institute Hospital) Yukinori Kurokawa ( Department of Gastroenterological Surgery, Osaka University)
英語 in English OE-07-1 Radiomics signature predicts postsurgical survival and chemotherapeutic benefits in gastric cancer Yuming Jiang（Department of General Surgery, Nanfang Hospital, Southern Medical University, Guangzhou, China） OE-07-2 Is discontinuation of adjuvant S-1 chemotherapy for gastric cancer associated with relapse? Yosuke Kano（Department of Gastroenterological Surgery, Cancer Institute Hospital, Japanese Foundation for Cancer Research） OE-07-3 Long term Outcomes and Recurrence Pattern after Radical Gastrectomy for Gastric Cancer Lui Su Ann（Department of Surgery, National University Hospital, Singapore） OE-07-4 Borrmann type I is associated with a poor prognosis in locally advanced gastric cancer Jihyun Kim（The Department of Surgery, Seoul St.Mary's Hospital, The Catholic University of Korea） OE-07-5 Recurrence of Gastric Cancer after surgery : A Singapore Tertiary Institution's experience Aung Myint Oo（Department of General Surgery, Tan tock Seng Hospital, Singapore） 14:45〜15:20 Room 7 4F 411+412
Oral Presentation 22 Laparoscopic surgery 1
【Chairs】Tomohisa Egawa ( Department of Surgery, Saiseikai Yokohamashi Tobu Hospital) Seung-Wan Ryu ( Keimyung University, Korea)
英語 in English OE-08-1 Comparing the Short-term Outcomes "Solo Single port vs Multiport Laparoscopic Distal gastrectomy" Boram Lee（Department of Surgery, Seoul National University Bundang Hospital, Seongnam, Korea） OE-08-2 Laparoscopic With Open Gastric Cancer Surgery for Locally Advanced Gastric Cancer (NCT02748551) Boris Pomortsev（Lisod Clinic Kiev, Russia） OE-08-3 Safety management of minimally invasive surgery: Role of the Center for Minimally Invasive Surgery Yoshiyuki Fujiwara（Division of Surgical Oncology, Department of Surgery, Tottori University ◆
