Scientific Program

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Day 1 (Sep 14, Thu)

Opening Ceremony 09:00 - 09:10 Venue Room 1+2+3

Symposium 1

Replay
Session Title Gastric Cancer Screening in 2023
Date & Time September 14 (Thu) 09:10 - 10:30 Venue Room 1
Chairs Il Ju Choi, National Cancer Center (Korea)
Takuji Gotoda, Nihon University (Japan)
Speakers 1. Impact of COVID-19 in gastric cancer screening ABST
Su Youn Nam, Kyungpook National University (Korea)
2. Quality of screening endoscopy ABST
Jae Myung Park, The Catholic University of Korea (Korea)
3. Use of serum pepsinogen assays for gastric cancer screening ABST
Sun-Young Lee, Konkuk University (Korea)
4. Gastric cancer screening in low-to-intermediate risk areas ABST
Jin Young Park, International Agency for Research on Cancer (France)

Plenary Oral Presentation

Date & Time September 14 (Thu) 09:10 - 10:30 Venue Room 2
Chairs Jae-Ho Cheong, Yonsei University (Korea)
Hong Man Yoon, National Cancer Center (Korea)
Speakers 1. Efficacy of indocyanine green as a single tracer for sentinel lymph node-guided basin dissection in gastric cancer surgery: Multicenter prospective study (SDR01) ABST
Han Hong Lee, The Catholic University of Korea (Korea)
2. A comprehensive risk model integrating cancer-associated fibroblasts to predict prognosis and immunotherapy response in gastric cancer utilizing single-cell and bulk RNA sequencing data ABST
Tian Yu, Peking Union Medical College (China)
3. Is prophylactic splenectomy necessary for proximal advanced gastric cancer invading the greater curvature with clinically negative splenic hilar lymph node metastasis? A multi-institutional cohort study (YCOG2003) ABST
Sho Sato, Yokohama City University (Japan)
4. Multi-omics identification of metastasis-specific EMT genes and their characteristics in gastric cancer ABST
Yoon Young Choi, Soonchunhyang University (Korea)
5. ONS did not improve survival outcomes: Results of largest RCT of ONS ABST
Kazuyoshi Yamamoto, Osaka University (Japan)
6. Defining benchmarks for oncological gastrectomy: A global multicenter analysis ABST
Jeesun Sunny Kim, Seoul National University (Korea)
7. Postoperative outcomes after laparoscopic versus open gastrectomy: European study on behalf of GASTRODATA group ABST
Maria Bencivenga, University of Verona (Italy)
8. Real-world surgical outcomes of laparoscopic gastrectomy for advanced gastric cancer based on nationwide survey data ABST
Sin Hye Park, National Cancer Center (Korea)

Symposium 2

Replay
Session Title Nutritional Issues in Gastric Cancer Treatment
Date & Time September 14 (Thu) 09:10 - 10:30 Venue Room 3
Chairs Moon-Won Yoo, University of Ulsan (Korea)
Chang In Choi, Pusan National University (Korea)
Speakers 1. Nutrition & QOL according to the type of reconstruction ABST
Jimmy So, National University of Singapore (Singapore)
2. Update of functional preserving gastrectomy in Japanese situation ABST
Naoki Hiki, Kitasato University (Japan)
3. Updates of ERAS in gastrectomy ABST
Oh Jeong, Chonnam National University (Korea)
4. Microbiome and nutrition in gastric cancer ABST
Sun Gyo Lim, Ajou University (Korea)

Oral Presentation 1

Session Title Basic & Translational Research
Date & Time September 14 (Thu) 09:10 - 10:30 Venue Room 4
Chairs Minkyu Jung, Yonsei University (Korea)
An Na Seo, Kyungpook National University (Korea)
Speakers 1. Targeted delivery of 17-DMAG via gastric cancer-targeted exosomes for enhanced antitumor efficacy ABST
Dong Jin Kim, The Catholic University of Korea (Korea)
2. C-reactive protein kinetics as a predictive marker for long-term outcome of immune checkpoint inhibitors upper gastrointestinal cancers ABST
Takuro Saito, Osaka University (Japan)
3. Efficacy of hyperthermic pressurized intraperitoneal aerosol chemotherapy (HPIPAC) in an in-vitro model using AGS cell-line and abdominal cavity model ABST
Sa-Hong Min, University of Ulsan (Korea)
4. Comparing the genetic characteristics of proximal and distal gastric cancer using the cancer genome atlas (TCGA) database ABST
Eunju Lee, Chung-Ang University (Korea)
5. Immunoexpression of molecular markers in the esophagogastric junction adenocarcinoma: Brazilian study population ABST
Flavio Roberto Takeda, University of São Paulo (Brazil)
6. Perioperative change in extracellular salivary biomarkers in gastric cancer patients and their significance in estimating tumor burden ABST
Sung Eun Oh, Sungkyunkwan University (Korea)
7. Causes of death among patients with gastric cancer: A population-based study ABST
Xiaowei Tang, Southwest Medical University (China)
8. Conditional relative survival of surgical gastric cancer patients: A hospital-based study ABST
Hyeree Park, Seoul National University (Korea)
9. Long-term survivorship between gastrectomy and endoscopic resection for gastric cancer using a nationwide real-world database: 15 years of follow-up ABST
Yun-Suhk Suh, Seoul National University (Korea)
Coffee Break 10:30 - 10:50

Plenary Lecture

Replay
Date & Time September 14 (Thu) 10:50 - 11:20 Venue Room 1+2+3
Chair Jae-Moon Bae, Sungkyunkwan University (Korea)
Speaker Laparoscopic sentinel node navigation surgery for stomach preservation in early gastric cancer patients ABST
Keun Won Ryu, National Cancer Center (Korea)

JS Min Memorial Lecture

Replay
Date & Time September 14 (Thu) 11:20 - 11:50 Venue Room 1+2+3
Chair Hyung-Ho Kim, Seoul National University (Korea)
Speaker Endoscopic treatment for early gastric cancer: Current and future perspective ABST
Takuji Gotoda, Nihon University (Japan)
Break 11:50 - 12:00

Luncheon Symposium 1 - Hanmi Science

Date & Time September 14 (Thu) 12:00 - 13:00 Venue Room 1
Chair Moon-Won Yoo, University of Ulsan (Korea)
Speaker Absorbable active hemostatic agent: The efficacy of "ActiClot" in gastric cancer surgery ABST
Ki Bum Park, The Catholic University of Korea (Korea)

Luncheon Symposium 2 - Olympus

Date & Time September 14 (Thu) 12:00 - 13:00 Venue Room 3
Chair Young-Don Min, Chosun University (Korea)
Speaker Single incision distal gastrectomy for advanced gastric cancer ABST
Yun-Suhk Suh, Seoul National University (Korea)

Symposium 3

Replay
Session Title Big Data Based Gastric Cancer Research
Date & Time September 14 (Thu) 13:00 - 14:20 Venue Room 1
Chairs Chan Gyoo Kim, National Cancer Center (Korea)
Tae Kyung Ha, Hanyang University (Korea)
Speakers 1. Global incidence and mortality of gastric cancer: The present and future ABST
Eileen Morgan, International Agency for Research on Cancer (France)
2. Population based study on prevention of gastric cancer in H. pylori infected individuals ABST
Wai-Keung Leung, The University of Hong Kong (China (Hong Kong))
3. Association of surgeon and hospital volume: NCD data of Japan ABST
Hideo Baba, Kumamoto University (Japan)
4. Analysis of the occurrence of diseases following gastrectomy for treating early gastric cancer:
A nationwide claims study ABST
Ho Seok Seo, The Catholic University of Korea (Korea)

Symposium 4

Replay
Session Title Updates of Immunotherapy and Targeted Therapy
Date & Time September 14 (Thu) 13:00 - 14:20 Venue Room 2
Chairs Yeul Hong Kim, Korea University (Korea)
Dae Young Zang, Hallym University (Korea)
Speakers 1. Updates of immunotherapy ABST
Min-Hee Ryu, University of Ulsan (Korea)
2. Updates of targeted therapy for HER2 positive gastric cancer ABST
Narikazu Boku, The University of Tokyo (Japan)
3. Updates of targeted therapy for HER2 negative gastric cancer ABST
Sun Young Rha, Yonsei University (Korea)

Symposium 5

Replay
Session Title Updates of Pylorus-Preserving Gastrectomy
Date & Time September 14 (Thu) 13:00 - 14:20 Venue Room 3
Chairs Jong Won Kim, Chung-Ang University (Korea)
Naoki Hiki, Kitasato University (Japan)
Speakers 1. Pylorus preserving gastrectomy; functional benefits and oncologic outcomes ABST
Hyuk-Joon Lee, Seoul National University (Korea)
2. Intracorporeal gastro-gastrostomy ABST
Souya Nunobe, Cancer Institute Hospital of Japanese Foundation for Cancer Research (Japan)
3. Pylorus-preserving gastrectomy beyond early stage ABST
Chun-Chao Zhu, Shanghai Jiao Tong University (China)
4. Single port pylorus-preserving gastrectomy ABST
Yun-Suhk Suh, Seoul National University (Korea)

Oral Presentation 2

Session Title Basic Research & Diagnosis
Date & Time September 14 (Thu) 13:00 - 14:20 Venue Room 4
Chairs Kee Don Choi, University of Ulsan (Korea)
Hyunsoo Chung, Seoul National University (Korea)
Speakers 1. Comparison of mutational profiles of early gastric cancer with or without lymph node metastasis: Genomic analysis using next-generation sequencing ABST
Ki Bum Park, The Catholic University of Korea (Korea)
2. Appropriateness of multidisciplinary treatment (MDT) related to the adequacy evaluation of gastric cancer from surgeons' point of view ABST
Ba Ool Seong, University of Ulsan (Korea)
3. Survival impact of extraperigastric lymph node metastasis in gastric cancer patient: Implications as a risk factor in the TNM staging system ABST
Won Jun Seo, Korea University (Korea)
4. Bibliometric study on the latest research of gastric cancer biomarkers in Scopus database (2018-2023) ABST
Rian Ka Praja, Universitas Palangka Raya (Indonesia)
5. Endoscopic features of gastric intestinal metaplasia using a novel texture and color enhancement imaging (TXI) ABST
Hon Chi Yip, The Chinese University of Hong Kong (China (Hong Kong))
6. The clinical factors for predicting peritoneal washing cytology positive in patients with gastric cancer ABST
So Jung Kim, The Catholic University of Korea (Korea)
7. Clinical significance of lymphovascular invasion in node-negative gastric cancer: Implication for prognosis and treatment ABST
Abdullah Alangari, The Catholic University of Korea (Korea)
8. Is it necessary to perform the D2 lymphadenectomy on cT1N0M0 gastric cancer patients? ABST
Sen Wang, Nanjing Medical University (China)
Coffee Break 14:20 - 14:40

Symposium 6

Replay
Session Title Standardized Documentation of Complications
Date & Time September 14 (Thu) 14:40 - 16:00 Venue Room 1
Chairs Moon-Soo Lee, Soonchunhyang University (Korea)
Min-Gew Choi, Sungkyunkwan University (Korea)
Speakers 1. The complication grading system: The Clavien-Dindo classification ABST
Pierre A. Clavien, University of Zurich (Switzerland)
2. Classification of complications after gastric cancer surgery ABST
Sang-Uk Han, Ajou University (Korea)
3. Quality control of surgery to reduce complication in Japan ABST
Tsuyoshi Etoh, Oita University (Japan)
4. Textbook outcomes of gastric cancer ABST
Han-Kwang Yang, Seoul National University (Korea)

Educational Session 1

Replay
Date & Time September 14 (Thu) 14:40 - 16:00 Venue Room 2
Chairs Woon-Kee Lee, Gachon University (Korea)
Sung Geun Kim, The Catholic University of Korea (Korea)
Speakers 1. H.pylori and gastric cancer ABST
Jong Yeul Lee, National Cancer Center (Korea)
2. Endoscopic findings of gastric cancer ABST
Jun Haeng Lee, Sungkyunkwan University (Korea)
3. Pathologic classification of gastric cancer ABST
Baek-hui Kim, Korea University (Korea)
4. Preoperative staging and evaluation of therapeutic effect in radiologic image ABST
Jong Seok Lee, University of Ulsan (Korea)

Symposium 7

Replay
Session Title Circulating Biomarkers in Gastric Cancer
Date & Time September 14 (Thu) 14:40 - 16:00 Venue Room 3
Chairs Jae-Ho Cheong, Yonsei University (Korea)
Tae-Yong Kim, Seoul National University (Korea)
Speakers 1. Conventional serum tumor markers for gastric cancer ABST
Yasuhiro Kodera, Nagoya University (Japan)
2. Recent advances using ctDNA ABST
Izuma Nakayama, Cancer Institute Hospital of Japanese Foundation for Cancer Research (Japan)
3. miRNA in diagnosis and precision medicine ABST
In-Seob Lee, University of Ulsan (Korea)
4. Technical aspects, limitations, and further development ABST
Sun-Young Kong, National Cancer Center (Korea)

Oral Presentation 3

Session Title Nutrition & Laparoscopic Surgery
Date & Time September 14 (Thu) 14:40 - 16:00 Venue Room 4
Chairs Kyung Won Seo, Kosin University (Korea)
Hye Seong Ahn, Seoul National University (Korea)
Speakers 1. Feasibility of intraoperative pathologic examination for sentinel lymph nodes during sentinel node navigation surgery in early gastric cancer: Results of pathologic protocol for SENORITA trial ABST
Sin Hye Park, National Cancer Center (Korea)
2. Examination of early administration of BCAA-enriched PPN after gastrectomy ABST
Mikiko Sakuraya, Kitasato University (Japan)
3. Perioperative nutrition management for gastric cancer patients: A systematic review of randomized controlled trials ABST
Teresa Mika Argo, Pelita Harapan University (Indonesia)
4. Gradual versus liberal early enteral postoperative feeding in patients undergoing surgery for upper gastrointestinal malignancies: A randomized controlled trial ABST
Syed Nusrath, Basavatarakam Indo-American Cancer Hospital & Research Institute (India)
5. Comparison of complications between laparoscopic and open gastrectomies for early gastric cancer: A Korean Gastric Cancer Association-led nationwide survey ABST
Jeong Ho Song, Ajou University (Korea)
6. Revolutionizing gastric cancer surgery: Exploring the feasibility and potential of reduced port surgery for total gastrectomy using a three-port with overlap esophagojejunal anastomosis method ABST
Ho Seok Seo, The Catholic University of Korea (Korea)
7. Perioperative and postoperative metabolic status in patients with total gastrectomy Roux-n-Y esophagojejunostomy or proximal gastrectomy double-tract reconstruction in the surgical treatment of proximal gastric cancer ABST
Umut Ihsan Emreol, Uşak Eğitim Araştırma Hastanesi (Turkey)
8. Reduced port gastrectomy versus multi-port distal gastrectomy in Korea: Ad hoc analysis, nationwide survey on gastric cancer 2019 ABST
Duyeong Hwang, Seoul National University (Korea)
9. The use of indocyanine green (ICG)- near-infrared (NIR) fluorescence imaging for mapping lower perigastric lymphatic drainage in advanced proximal gastric cancer (APGC) ABST
Kristoff Armand Tan, Yonsei University (Philippines)
10. A prospective single-group clinical study to evaluate the efficacy and safety of the SynchroSeal articulating bipolar system for robotic gastrectomy in gastric cancer patients ABST
Ji-Hyeon Park, Gachon University (Korea)
Coffee Break 16:00 - 16:20

MDT Case Conference 1

voting
Replay
Date & Time September 14 (Thu) 16:20 - 17:40 Venue Room 1
Chairs Sungsoo Park, Korea University (Korea)
Dae Young Zang, Hallym University (Korea)
Vivian E. Strong, Memorial Sloan Kettering Cancer Center (USA)
Speakers 1. Indication, surgical procedure and postoperative chemotherapy for conversion surgery ABST
Daisuke Kobayashi, Komaki City Hospital (Japan)
2. Conversion surgery for advanced gastric cancer with liver metastasis ABST
Maria Bencivenga, University of Verona (Italy)
3. Stage IV proximal gastric cancer with para-aortic lymph node metastasis and esophageal involvement ABST
Kalayarasan Raja, Jawaharlal Institute of Postgraduate Medical Education & Research (JIPMER) (India)

KGCA Grant Session

Replay
Date & Time September 14 (Thu) 16:20 - 17:40 Venue Room 2
Chairs Tae Yong Jeon, Pusan National University (Korea)
Kyung Ho Pak, Hallym University (Korea)
Speakers 1. Effects of enhanced recovery after surgery (ERAS) program application on frailty and sarcopenia in elderly patients (over 65 years of age) after laparoscopic total gastrectomy ABST
Shin-Hoo Park, Korea University (Korea)
2. Comparison of prognosis between surgical treatment and endoscopic resection in elderly patients with stage IA gastric cancer: Analysis of Korean national data ABST
Kyung-Goo Lee, Myongji Hospital (Korea)
3. Evaluation of the elderly and risk assessment of surgery for patients with stomach cancer aged 80 or older who undergo gastrectomy ABST
Young Suk Park, Seoul National University (Korea)
4. Pharmacokinetics of paclitaxel, albumin-paclitaxel and liposome encapsulated albumin-paclitaxel after subserosal injection: Nuclear molecular imaging ABST
Yoontaek Lee, Ewha Womans University (Korea)
5. Analysis of the relationship between regulation of STING / GRIM19 expression and gastric cancer incidence and progression ABST
Yoon Ju Jung, The Catholic University of Korea (Korea)

Symposium 8

Replay
Session Title Surgical Anatomy for LN Dissection in Gastric Cancer
Date & Time September 14 (Thu) 16:20 - 17:40 Venue Room 3
Chairs Seong-Yeob Ryu, Chosun University (Korea)
Henk H. Hartgrink, Leiden University (Netherlands)
Speakers 1. Infrapyloric LN dissection ABST
Hisashi Shinohara, Hyogo Medical University (Japan)
2. Splenic hilar LN dissection ABST
Woo Jin Hyung, Yonsei University (Korea)
3. Mediastinal LN dissection ABST
Jin-Jo Kim, The Catholic University of Korea (Korea)
4. Paraaortic LN dissection ABST
Masanori Terashima, Shizuoka Cancer Center (Japan)

Satellite Symposium 1 - ONO / BMS

Date & Time September 14 (Thu) 16:20 - 16:50 Venue Room 4
Chair Sun Young Rha, Yonsei University (Korea)
Speaker Role of nivolumab in the management of unresectable advanced or recurrent HER2 (-) gastric cancer: Focus on first-line treatment ABST
Byung Woog Kang, Kyungpook National University (Korea)

Oral Presentation 4

Session Title Chemotherapy
Date & Time September 14 (Thu) 16:50 - 17:20 Venue Room 4
Chairs Sun Young Rha, Yonsei University (Korea)
Keun-Wook Lee, Seoul National University (Korea)
Speakers 1. Therapeutic strategy of conversion surgery for advanced gastric cancer with peritoneal dissemination ABST
Shigeo Hisamori, Kyoto University (Japan)
2. Assessing the efficacy of adjuvant chemotherapy in T3N0 stage gastric cancer patients ABST
Ki-Yoon Kim, Yonsei University (Korea)
3. Efficacy of 18F-fluoro-2-deoxyglucose positron emission tomography as a predictor of treatment response to neoadjuvant chemotherapy for gastric cancer ABST
Hiroki Yokoo, Kobe University (Japan)

Satellite Symposium 2 - Sanofi

Date & Time September 14 (Thu) 17:20 - 17:50 Venue Room 4
Chair Keun-Wook Lee, Seoul National University (Korea)
Speaker Step ahead for better life of patient with locally advanced gastric cancer ABST
Yoon-Koo Kang, University of Ulsan (Korea)

Day 2 (Sep 15, Fri)

KGCA-JGCA Board Meeting

Date & Time September 15 (Fri) 07:30 - 08:30 Venue Room 6 (3F)

Symposium 9

Replay
Session Title Undifferentiated-Type Carcinoma: Issues of Diagnosis and Treatment
Date & Time September 15 (Fri) 09:00 - 10:20 Venue Room 1
Chairs Sang Gyun Kim, Seoul National University (Korea)
Youngsoo Park, University of Ulsan (Korea)
Speakers 1. Classification and definition of undifferentiated-type carcinoma: The Japanese pathologists' view ABST
Tomio Arai, Tokyo Metropolitan Institute for Geriatrics and Gerontology (Japan)
2. Comparison of ESD and surgery of undifferentiated-type carcinoma ABST
Ji Yong Ahn, University of Ulsan (Korea)
3. Precautions and results in ESD of undifferentiated-type carcinoma ABST
Junko Fujisaki, Cancer Institute Hospital of Japanese Foundation for Cancer Research (Japan)
4. Histological assessment in ESD of undifferentiated-type carcinoma ABST
Myeong-Cherl Kook, National Cancer Center (Korea)

Video Symposium 1

Replay
Session Title Updates of Robotic Gastrectomy
Date & Time September 15 (Fri) 09:00 - 10:20 Venue Room 2
Chairs Kyo Young Song, The Catholic University of Korea (Korea)
Ji Yeong An, Sungkyunkwan University (Korea)
Speakers 1. Experiences of Hinotori surgical system in Japan ABST
Ichiro Uyama, Fujita Health University (Japan)
2. Proximal gastrectomy with double tract reconstruction ABST
Do Joong Park, Seoul National University (Korea)
3. Robotic total gastrectomy with splenic hilar lymphadenectomy ABST
Chang-Ming Huang, Fujian Medical University (China)
4. Gastrectomy after neoadjuvant treatment ABST
Yanghee Woo, City of Hope Comprehensive Cancer Center (USA)

KLASS (Korean Laparoendoscopic Gastrointestinal Surgery Study Group) Session

Replay
Session Title We Are Different: Power and Weakness of Our RCTs
Date & Time September 15 (Fri) 09:00 - 10:20 Venue Room 3
Chairs Han-Kwang Yang, Seoul National University (Korea)
Seung Wan Ryu, Keimyung University (Korea)
Speakers 1. KLASS ABST
Min Chan Kim, Dong-A University (Korea)
2. JCOG and Japanese trials ABST
Masanori Terashima, Shizuoka Cancer Center (Japan)
3. CLASS ABST
Yihong Sun, Fudan University (China)
4. LOGICA ABST
Arjen van der Veen, University Medical Center Utrecht (Netherlands)

Oral Presentation 5

Session Title Endoscopic Treatment
Date & Time September 15 (Fri) 09:00 - 09:40 Venue Room 4
Chairs Jae Gyu Kim, Chung-Ang University (Korea)
Byung Wook Kim, The Catholic University of Korea (Korea)
Speakers 1. Non-exposure simple suturing endoscopic full-thickness resection (NESS-EFTR) with laparoscopic sentinel basin dissection for early gastric cancer (SENORITA 3 phase 2 study) ABST
Chan Gyoo Kim, National Cancer Center (Korea)
2. Comparison of gastric cancer detection rates by serological risk stratification endoscopy and barium screening in gastric cancer screening ABST
Chika Kusano, Kitasato University (Japan)
3. Examination of characteristics and endoscopic treatment in early gastric cancer according to different time periods ABST
Ayaka Takasu, Nihon University (Japan)
4. Outcomes of endoscopic submucosal dissection for foveolar type adenocarcinoma of stomach ABST
Minjee Kim, Sungkyunkwan University (Korea)
5. Establishment and validation of a nomogram prognostic prediction model for 490 gastric neuroendocrine neoplasms in a single center ABST
Benlong Zhang, The First Medical Center of Chinese PLA General Hospital (China)

Satellite Symposium 3 - Daewoong Pharmaceutical Co.,Ltd.

Date & Time September 15 (Fri) 09:40 - 10:10 Venue Room 4
Chair Jae Gyu Kim, Chung-Ang University (Korea)
Speaker The new wave of GERD treatment, FEXUCLUE ABST
Jun Haeng Lee, Sungkyunkwan University (Korea)
Coffee Break 10:20 - 10:40

JP Kim Memorial Lecture

Replay
Date & Time September 15 (Fri) 10:40 - 11:10 Venue Room 1+2+3
Chair Sang-Uk Han, Ajou University (Korea)
Speaker History and perspective of Dutch trial ABST
Henk H. Hartgrink, Leiden University (Netherlands)

General Assembly (for KGCA member)

Date & Time September 15 (Fri) 11:10 - 11:40 Venue Room 1+2+3
Break 11:40 - 11:50

Luncheon Symposium 3 - Medtronic Korea Ltd.

Date & Time September 15 (Fri) 11:50 - 12:50 Venue Room 1
Chair Do Joong Park, Seoul National University (Korea)
Speaker For better surgical safety with Signia™ & Tri-staple™ technology in lap. proximal gastrectomy with double tract reconstruction ABST
Dong-Seok Han, Seoul National University (Korea)

Luncheon Symposium 4 - Johnson & Johnson MEDTECH (ETHICON)

Date & Time September 15 (Fri) 11:50 - 12:50 Venue Room 3
Chair Min Chan Kim, Dong-A University (Korea)
Speaker Gastric cancer surgery using ECHELON stapler considering optimal tissue management ABST
Takahiro Kinoshita, National Cancer Center Hospital East (Japan)

Symposium 10

Replay
Session Title KGCA - KCHUGR Joint Symposium: H. pylori and Gastric Cancer
Date & Time September 15 (Fri) 12:50 - 14:10 Venue Room 1
Chairs Sang-Uk Han, Ajou University (Korea)
Hwoon-Yong Jung, University of Ulsan (Korea)
Speakers 1. Role of H. pylori and gastric microbiome in gastric carcinogenesis ABST
Cheol Min Shin, Seoul National University (Korea)
2. Pathogenesis and precancerous lesions of gastric cancer ABST
Eunyoung Choi, Vanderbilt University Medical Center (USA)
3. National cancer screening program for gastric cancer in Korea: Past, present, and future perspectives ABST
Young-Il Kim, National Cancer Center (Korea)
4. Role of endoscopic surveillance after H. pylori eradication ABST
Hiroyuki Ono, Shizuoka Cancer Center (Japan)

Educational Session 2

Replay
Date & Time September 15 (Fri) 12:50 - 14:10 Venue Room 2
Chairs Hangjong Yu, Korea Institute of Radiological & Medical Sciences (Korea)
Sang-Il Lee, Chungnam National University (Korea)
Speakers 1. Impact of various comorbidities on the surgical outcome ABST
Chan-Young Kim, Jeonbuk National University (Korea)
2. Technical aspect of lymph node dissection ABST
Seung Wan Ryu, Keimyung University (Korea)
3. Decision for resection extent and anastomosis method ABST
Tae Sung Sohn, Sungkyunkwan University (Korea)
4. Evidences for LN grouping and extent of LN dissection ABST
Takeshi Sano, Cancer Institute Hospital of Japanese Foundation for Cancer Research (Japan)

Symposium 11

Replay
Session Title Gastroesophageal Junction Cancer
Date & Time September 15 (Fri) 12:50 - 14:10 Venue Room 3
Chairs Joong-Min Park, Chung-Ang University (Korea)
Giovanni de Manzoni, University of Verona (Italy)
Speakers 1. Gastroesophageal junction cancer: The East and the West ABST
Hiroya Takeuchi, Hamamatsu University (Japan)
2. Transhiatal approach ABST
Zekuan Xu, Nanjing Medical University (China)
3. Transthoracic approach ABST
Oh Kyoung Kwon, Kyungpook National University (Korea)
4. Anastomotic methods ABST
Kazuyuki Kojima, Dokkyo Medical University (Japan)

Satellite Symposium 4 - Astellas

Date & Time September 15 (Fri) 13:00 - 13:30 Venue Room 4
Chair Min-Hee Ryu, University of Ulsan (Korea)
Speaker Emerging biomarker claudin-18.2 in advanced/metastatic gastric cancer: Current status and future directions ABST
Tae-Yong Kim, Seoul National University (Korea)

Oral Presentation 6

Session Title Chemotherapy
Date & Time September 15 (Fri) 13:30 - 14:10 Venue Room 4
Chairs Min-Hee Ryu, University of Ulsan (Korea)
Do-Youn Oh, Seoul National University (Korea)
Speakers 1. A phase 2 study of PD-1 antibody Toripalimab plus FLOT chemotherapy for gastric cancer with peritoneal metastasis ABST
Zeyu Lin, Guangzhou University (China)
2. Highly selective inhibitor for AXL overcomes stroma-induced resistance to chemotherapeutic agents through downregulation of ABCG1 in gastric cancer ABST
Tae Hoon Kim, Ajou University (Korea)
3. What are the early predictive factors associated with the success of CS with R0 resection in patients with metastatic gastric cancer? ABST
Koki Nakanishi, Nagoya University (Japan)
4. Perioperative FLOT for adenocarcinoma of gastroesophageal junction or gastric region: A single-center review of outcomes ABST
Larry Weng Hong Lai, Hospital Sultanah Aminah Johor Bahru (Malaysia)
Coffee Break 14:10 - 14:30

MDT Case Conference 2

voting
Replay
Date & Time September 15 (Fri) 14:30 - 15:50 Venue Room 1
Chairs Min-Hee Ryu, University of Ulsan (Korea)
Takeshi Sano, Cancer Institute Hospital of Japanese Foundation for Cancer Research (Japan)
Paolo Morgagni, Morgagni-Pierantoni Hospital (Italy)
Speakers 1. Solitary paraaortic lymph node metastasis after curative resection and adjuvant chemotherapy in advanced gastric cancer patient ABST
Sung Il Choi, Kyung Hee University (Korea)
2. Role of HIPEC, NGS & Organoids in a young patient with CA stomach and peritoneal recurrence ABST
Shannon Melissa Chan, The Chinese University of Hong Kong (China (Hong Kong))
3. Convertion surgery of hepatic metastatic gastric cancer disease with overexpression of HER-2 PDL-1 and p53 ABST
Flavio Roberto Takeda, University of São Paulo (Brazil)

Symposium 12

Replay
Session Title Current Issues of Surgical Pathology in Gastric Cancer
Date & Time September 15 (Fri) 14:30 - 15:50 Venue Room 2
Chairs Hye Seung Lee, Seoul National University (Korea)
Tomio Arai, Tokyo Metropolitan Institute for Geriatrics and Gerontology (Japan)
Speakers 1. Immune cell and tumor microenvironment ABST
Jaemoon Koh, Seoul National University (Korea)
2. Interchangeability of PD-L1 immunohistochemistry ABST
Soomin Ahn, Sungkyunkwan University (Korea)
3. Predictive biomarkers of immune checkpoint inhibition: Is PD-L1 good enough? ABST
Raghav Sundar, National University Cancer Institute (Singapore)
4. Molecular and immune profile of GIST ABST
Hyunki Kim, Yonsei University (Korea)

KGCA-JGCA Joint Symposium

Replay
Date & Time September 15 (Fri) 14:30 - 15:50 Venue Room 3
Chairs Hyuk-Joon Lee, Seoul National University (Korea)
Kazuyuki Kojima, Dokkyo Medical University (Japan)
Speakers 1. Nationwide data collection in Korea ABST
Hong Man Yoon, National Cancer Center (Korea)
2. National clinical database in Japan ABST
Yoshihiro Kakeji, Kobe University (Japan)
3. Education & training for gastric cancer specialists in Korea ABST
Jong-Han Kim, Korea University (Korea)
4. Education and training for laparoscopic and robotic gastric cancer surgery in Japan ABST
Koichi Suda, Fujita Health University (Japan)

Nurse Session (Korean)

Replay
Date & Time September 15 (Fri) 14:30 - 15:50 Venue Room 4
Chairs Seong-Heum Park, Korea University (Korea)
Yonghae Baik, Dongguk University (Korea)
Speakers 1. Methods of anastomosis after gastrectomy ABST
Ki Bum Park, Kyungpook National University (Korea)
2. Management of leakage after gastrectomy ABST
Dong-Wook Kim, Dankook University (Korea)
3. Diet build-up after gastrectomy ABST
Sun Young Kim, Korea University (Korea)
4. Considerations of micronutrients after gastrectomy ABST
Mi Ran Jung, Chonnam National University (Korea)
Break 15:50 - 16:00

Oral Presentation 7

Session Title Laparoscopic Surgery
Date & Time September 15 (Fri) 16:00 - 17:20 Venue Room 4
Chairs Junho Lee, Sungkyunkwan University (Korea)
Sang Eok Lee, Konyang University (Korea)
Speakers 1. Identifying the best candidates for reduced port gastrectomy ABST
Jae Hun Chung, Pusan National University (Korea)
2. Comparisons of surgical outcomes and postoperative nutritional parameters between subtotal gastrectomy and proximal gastrectomy in patients with proximal early gastric cancer ABST
Wataru Soneda, Shizuoka Cancer Center (Japan)
3. Efficacy of reduced lymph node dissection using indocyanine green fluorescent lymphography compared to conventional lymphadenectomy in radical gastrectomy ABST
Jawon Hwang, Yonsei University (Korea)
4. A comprehensive training framework for laparoscopic subtotal gastrectomy ABST
Filipa Fonseca, Instituto Português de Oncologia de Lisboa Francisco Gentil (Portugal)
5. Introduction of side-overlap esophagogastric tube reconstruction for EGJ cancer ABST
Hisahiro Hosogi, Japanese Red Cross Osaka Hospital (Japan)
6. Comparison of minimally invasive to open total gastrectomy for CDH1 mutations ABST
Sara Daniel, Stanford University (USA)
7. The identification of anatomical landmarks using deep learning in laparoscopic gastrectomy for gastric cancer ABST
Yoshimasa Aoyama, Oita University (Japan)
8. Development and validation of a deep learning algorithm to predict estimated blood loss: A study utilizing animal and human data ABST
Dan Yoon, Seoul National University (Korea)
9. Optimal reconstruction method after proximal gastrectomy for upper gastric or esophagogastric junction cancer ABST
Nobuhiro Nakazawa, Gunma University (Japan)

Poster Presentation with Discussion

Date & Time September 15 (Fri) 16:00 - 17:40 Venue Room 5 (3F)
Chairs Hoon Ryu, Yonsei University (Korea)
Yoo Jin Jang, Korea University (Korea)
Sang Hyun Kim, Soonchunhyang University (Korea)
Myoung-Won Son, Soonchunhyang University (Korea)
Dong Jin Kim, The Catholic University of Korea (Korea)
Eun Young Kim, The Catholic University of Korea (Korea)
Chang Min Lee, Korea University (Korea)
Ki Hyun Kim, Kosin University (Korea)
Geum Jong Song, Soonchunhyang University (Korea)
Jae-Joon Kim, Pusan National University (Korea)
Byung-Hoon Min, Sungkyunkwan University (Korea)
Jeesun Yoon, Seoul National University (Korea)
Presenters
Presenters

Day 3 (Sep 16, Sat)

Oral Presentation 8

Session Title Endoscopic Treatment & Others
Date & Time September 16 (Sat) 08:00 - 08:40 Venue Room 4
Chairs Jie-Hyun Kim, Yonsei University (Korea)
Joon Sung Kim, The Catholic University of Korea (Korea)
Speakers 1. Antithrombotic therapy increases the risk of bleeding after endoscopic submucosal dissection for early gastric cancer: A propensity score-matched analysis ABST
Tae-Se Kim, Sungkyunkwan University (Korea)
2. Comparative evaluation of rotational performance between RAICHO2 and conventional hemostatic forceps in endoscopic treatment of gastric cancer ABST
Yoshitomo Ishikawa, Nihon University (Japan)
3. DeepTOEGCclinic: Deep learning model for treatment option of early gastric cancer by clinical data ABST
Kwangil Yim, The Catholic University of Korea (Korea)
4. A Chinese herbal compound as a postoperative adjuvant therapy for advanced gastric cancer ABST
Tingting Yang, Guangzhou University (China)
5. Real-world compliance of surgical treatment according to the Korean gastric cancer guideline 2018: Evaluation from the nationwide survey data 2019 in Korea ABST
Sang Soo Eom, Inje University (Korea)

Symposium 13

voting
Replay
Session Title Debates on Gastric Cancer Guidelines
Date & Time September 16 (Sat) 09:00 - 10:30 Venue Room 1
Chairs Keun Won Ryu, National Cancer Center (Korea)
Yoshihiro Kakeji, Kobe University (Japan)
Discussants Han-Kwang Yang, Seoul National University (Korea)
Takeshi Sano, Cancer Institute Hospital of Japanese Foundation for Cancer Research (Japan)
Giovanni de Manzoni, University of Verona (Italy)
Speakers 1. Korean practice guidelines for gastric cancer 2022 ABST
Seong-Ho Kong, Seoul National University (Korea)
2. Japanese gastric cancer treatment guidelines 2021 (6th edition) ABST
Takahiro Kinoshita, National Cancer Center Hospital East (Japan)
3. NCCN clinical practice guidelines: Gastric cancer ABST
Vivian E. Strong, Memorial Sloan Kettering Cancer Center (USA)
4. Voting & panel discussion (Controversial issues in guidelines) ABST
Tae-Han Kim, Gyeongsang National University (Korea)

Video Symposium 2

Replay
Session Title Image Guided Surgery
Date & Time September 16 (Sat) 09:00 - 10:20 Venue Room 2
Chairs Joo-Ho Lee, Eulji University (Korea)
Sung Il Choi, Kyung Hee University (Korea)
Speakers 1. Intraoperative fluorescence imaging probes for gastric cancer ABST
Yasuteru Urano, The University of Tokyo (Japan)
2. Patient specific virtual 3D surgical navigation for gastric cancer ABST
Yoo Min Kim, Yonsei University (Korea)
3. Image guided surgery for gastric cancer: Feasibility and advantages ABST
Kazutaka Obama, Kyoto University (Japan)
4. Fluorescence guided sentinel node navigation in gastric cancer ABST
Han Hong Lee, The Catholic University of Korea (Korea)

Symposium 14

Replay
Session Title Follow-Up Strategy for Gastric Cancer
Date & Time September 16 (Sat) 09:00 - 10:20 Venue Room 3
Chairs Sung-Ho Jin, Korea Institute of Radiological & Medical Sciences (Korea)
Paulo Kassab, Santa Casa of São Paulo Hospital and Medical School (Brazil)
Speakers 1. Follow-up strategy after endoscopic treatment for EGC ABST
Byung-Hoon Min, Sungkyunkwan University (Korea)
2. Follow-up strategy for remnant stomach after gastrectomy ABST
Shinichi Kinami, Kanazawa Medical University (Japan)
3. Follow-up strategy after surgical treatment for AGC ABST
Bang Wool Eom, National Cancer Center (Korea)
4. Surveillance in gastric cancer long-term survivors after 5 years ABST
Ji Soo Park, Yonsei University (Korea)

Oral Presentation 9

Session Title Surgery & Complication
Date & Time September 16 (Sat) 09:00 - 10:20 Venue Room 4
Chairs Sung Il Choi, Kyung Hee University (Korea)
Dongbaek Kang , Wonkwang University (Korea)
Speakers 1. Safety and feasibility of reduced-port robotic distal gastrectomy for gastric cancer: A phase I/II clinical trial using the Da Vinci Single Port(SP®) robotic system ABST
Sung Hyun Park, Yonsei University (Korea)
2. Stomach partitioning gastrojejunostomy versus conventitional gastrojejunostomy for unresectable gastric cancer with gastric outlet obstruction: A propensity score matched retrospective cohort study ABST
Hai Nguyen Viet, Ho Chi Minh University (Vietnam)
3. Total laparoscopic distal gastrectomy (TLDG) versus laparoscopic assisted distal gastrectomy (LADG) Billroth I (BI) short-term outcomes ABST
Ahmed Ibrahim, Assiut University (Egypt)
4. Risk factors associated with false-negative lymph node visualization in fluorescent-lymphography-guided gastrectomy for gastric cancer ABST
Ki-Yoon Kim, Yonsei University (Korea)
5. Comparison of the impact of using an ultrasonic scalpel with that of Maryland bipolar forceps on short-term outcomes after robotic gastrectomy for gastric cancer: A propensity score-matched analysis ABST
Naoshi Kubo, Osaka City General Hospital (Japan)
6. Real-time identification of the aberrant left hepatic arterial territory in liver using near-infrared fluorescence imaging: Prospective study to develop algorithm to decide the preservation/ligation of an aberrant left hepatic artery ABST
Ji Eun Jung, Yonsei University (Korea)
7. Minimally invasive surgery for gastric cancer in the super elderly: Comparison with open surgery for patients 85 years and older ABST
Seyeol Oh, Yonsei University (Korea)
8. Development of a predictive nomogram for infectious complications following curative gastrectomy: Comprehensive analysis of clinicopathologic factors and laboratory parameters ABST
Seong Ho Hwang, The Catholic University of Korea (Korea)
9. Comparison of the short-term outcomes between linear and circular stapled anastomosis for esophagojejeunostomy: A retrospective study on gastric cancer patients ABST
Yeo-Jin Boo, Ajou University (Korea)
10. Association between resting heart rate and prognosis in patients with gastric cancer ABST
Hyoung-Il Kim, Yonsei University (Korea)
Coffee Break 10:20 - 10:40

Symposium 15

Replay
Session Title QOL Assessment in Gastric Cancer Patients
Date & Time September 16 (Sat) 10:40 - 12:00 Venue Room 1
Chairs Byong-Jo Suh, Inje University (Korea)
Sun-Hwi Hwang, Pusan National University (Korea)
Speakers 1. QOL assessment using EORTC-QLQs in gastric cancer patients ABST
Seung Soo Lee, Kyungpook National University (Korea)
2. KOQUSS40 & further QOL study in Korea ABST
Sang-Ho Jeong, Gyeongsang National University (Korea)
3. Assessment of QOL after gastrectomy using PGSAS-45 ABST
Koji Nakada, Kawamura Hospital (Japan)
4. QOL changes during the palliative systemic therapy in AGC patients ABST
In-Ho Kim, The Catholic University of Korea (Korea)

Educational Session 3

Replay
Date & Time September 16 (Sat) 10:40 - 12:00 Venue Room 2
Chairs Yoonseok Heo, Inha University (Korea)
In Gyu Hwang, Chung-Ang University (Korea)
Speakers 1. Prevention and management of immediate postoperative complications in gastric cancer surgery ABST
Hoon Hur, Ajou University (Korea)
2. Radiologic intervention of postoperative complications ABST
Soo Jin Kim, National Cancer Center (Korea)
3. Management of long-term complications after gastrectomy ABST
Jae-Seok Min, Dongnam Institute of Radiological & Medical Sciences (Korea)
4. Adjuvant and palliative chemotherapy ABST
Dong-Hoe Koo, Sungkyunkwan University (Korea)

Symposium 16

Replay
Session Title Gastric Cancer Worldwide
Date & Time September 16 (Sat) 10:40 - 12:00 Venue Room 3
Chairs Ho-Young Chung, Kyungpook National University (Korea)
Hyoung-Il Kim, Yonsei University (Korea)
Speakers 1. The gastric surgeon in Europe from 2023 to the future ABST
Giovanni de Manzoni, University of Verona (Italy)
2. Gastric cancer in Brazil: From the ideal scenario to reality ABST
Paulo Kassab, Santa Casa of São Paulo Hospital and Medical School (Brazil)
3. Current status of laparoscopic total gastrectomy for advanced gastric cancer ABST
Vo Duy Long, University Medical Center at Ho Chi Minh City (Vietnam)
4. 60 years of super-centralization of gastric cancer treatment in Mongolia ABST
Enkh-Amgalan Tsiiregzen, Intermed Hospital (Mongolia)

Oral Presentation 10

Session Title Prognosis & QOL
Date & Time September 16 (Sat) 10:40 - 12:00 Venue Room 4
Chairs Young Kyu Park, Chonnam National University (Korea)
Jeong Goo Kim, The Catholic University of Korea (Korea)
Speakers 1. The machine learning models for the risk of lymph node metastasis in early gastric cancer with submucosal invasion ABST
Ji Won Seo, The Catholic University of Korea (Korea)
2. The 5-factor modified frailty index is a novel predictive marker for gastric cancer after curative gastrectomy ABST
Yuto Maeda, Kumamoto University (Japan)
3. The advantage of geriatric nutritional risk index as a prognostic indictor for elderly patients with early gastric cancer after non-curative endoscopic resection ABST
Masaki Imai, Kobe University (Japan)
4. Free peritoneal cancer cells in adenocarcinoma of stomach and esophagogastric junction: Risk factors and outcomes ABST
Thammawat Parakonthun, Mahidol University (Thailand)
5. Impact of resection margin status on 5-year survival rate in gastric cancer ABST
Whei Kyong Jung, Seoul National University (Korea)
6. Prognostic performance of three lymphnode staging schemes for patients affected by adenocarcinoma of the esophagogastric junction ABST
Fabiola Di Schena, University of Perugia (Italy)
7. Aging in place for elderly with gastric cancer: How informal care could help maintaining higher quality of life? ABST
Ester Marnita Purba, Widya Mataram University (Indonesia)
8. Long-term quality of life and nutritional results of stomach-preserving surgery after sentinel node evaluation in patients with early gastric cancer: A multicenter, randomized phase 3 trial (SENORITA) ABST
Bang Wool Eom, National Cancer Center (Korea)
9. Frailty predicts loss of independence after gastrectomy in the Japanese elderly with gastric cancer ABST
Katsunobu Sakurai, Osaka City General Hospital (Japan)
10. Association of smoking, alcohol consumption with the risk of post-gastrectomy weight loss: A nationwide cohort study of gastric cancer patients in Korea ABST
Sung Geun Kim, The Catholic University of Korea (Korea)
Break 12:00 - 12:10

Presidential Lecture

Replay
Date & Time September 16 (Sat) 12:10 - 12:40 Venue Room 1+2+3
Chair Jeong Hwan Yook, University of Ulsan (Korea)
Speaker My last homework -Intraperitoneal chemotherapy for peritoneal carcinomatosis- ABST
Hyung-Ho Kim, Seoul National University (Korea)
Closing Ceremony 12:40 - 13:00 Venue Room 1+2+3