Symposium EN-01 (UG)
Nov. 16 (Fri) 08:30-10:00	Minimal invasive therapy of early gastric cancer: from ESD to surgery	101 (1F)
Chairperson(s)	Hyung-Ho Kim (Seongnam), Takuji Gotoda (Tokyo)
08:30-08:50	How to choose a patient with early gastric cancer who can be treated with endoscopic submucosal dissection	Ning Bo/ Enqiang Linghu (Beijing)
08:50-09:10	ESD for early gastric cancer with undifferentiated histology: do we have enough data?	Takuji Gotoda (Tokyo)
09:10-09:30	Risk stratification of noncurative ESD: do all patient need additional treatment?	Jun Chul Park (Seoul)
09:30-09:50	Sentinel node navigation surgery for early gastric cancer: when and how to perform?	Masanori Terashima (Nagaizumi)
09:50-10:00	Q&As

Symposium EN-02 (LG)
Nov. 16 (Fri) 08:30-10:00	Progress in the detection and management of colorectal neoplasm	102 (1F)
Chairperson(s)	Hermann Brenner (Heidelberg), Han-Mo Chiu (Taipei)
08:30-08:50	Image enhanced endoscopy in colorectal cancer screening: current status	Wai Keung Leung (Hong Kong)
08:50-09:10	Computer-aided detection and histopathology prediction for colorectal polyps	Jeong-Sik Byeon (Seoul)
09:10-09:30	Detection and removal of serrated lesions	Hyo-Joon Yang (Seoul)
09:30-09:50	Recent advances in colorectal ESD	Takahisa Matsuda (Tokyo)
09:50-10:00	Q&As

Symposium EN-03 (UG)
Nov. 16 (Fri) 08:30-10:00	Recent update in treatment for GI subepithelial tumors	203 (2F)
Chairperson(s)	Hoon Jai Chun (Seoul), Seigo Kitano (Oita)
08:30-08:50	Resection for subepithelial tumors: when is it needed?	Jie-Hyun Kim (Seoul)
08:50-09:10	Endoscopic resection of subepithelial tumors via standard EMR/ESD technique	Kyoung Oh Kim (Inchoen)
09:10-09:30	Endoscopic full thickness resection of subepithelial tumors	Chan Gyoo Kim (Goyang)
09:30-09:50	Minimally invasive surgery for subepithelial tumors	Osamu Goto (Tokyo)
09:50-10:00	Q&As

PG Course-Endoscopy (Korean)
Nov. 16 (Fri) 10:30-12:00	Basic drainage technique of Pancreatobiliary diseases (PG course)	E1+2 (3F)
Chairperson(s)	Sang-Heum Park (Cheonan), Dae Hwan Kang (Yangsan)
10:30-10:50	Biliary drainage: benign and malignant distal biliary obstruction	Dong-Won Ahn (Seoul)
10:50-11:10	Biliary drainage: advanced hilar obstruction	Tae Hoon Lee (Cheonan)
11:10-11:30	Obstructed pancreatic duct drainage: transpapillary and EUS-guided drainage	Se Woo Park (Hwaseong)
11:30-11:50	Gallbladder drainage: transpapillary and transmural drainage	Woo Hyun Paik (Seoul)
11:50-12:00	Q&As

Symposium EN-04 (UG)
Nov. 16 (Fri) 14:00-15:30	Recent advances of EUS: one more step	102 (1F)
Chairperson(s)	Laurent Palazzo (Paris), Dong-Wan Seo (Seoul)
14:00-14:20	Enhanced EUS imaging: Elastography and contrast enhanced EUS	Laurent Palazzo (Paris)
14:20-14:40	EUS-FNA/FNB in the UGI tract: when and how?	Rungsun Rerknimitr (Bangkok)
14:40-15:00	Present status of EUS in pancreatic cystic lesions	Yousuke Nakai (Tokyo)
15:00-15:20	Interpretation of EUS-FNA/FNB specimen: Pathologist’s view	Keetaek Jang (Seoul)
15:20-15:30	Q&As

Symposium EN-05 (UG)
Nov. 16 (Fri) 14:00-15:30	Current status and future direction for early esophageal cancer treatment strategy	203 (2F)
Chairperson(s)	Joo Young Cho (Seongnam), Tsuneo Oyama (Saku)
14:00-14:20	High magnification and NBI imaging endoscopy for early esophageal cancer	Gwang Ha Kim (Busan)
14:20-14:40	ESD with multimodal treatment for esophageal cancer	Tsuneo Oyama (Saku)
14:40-15:00	Ablation therapy for esophageal cancer: when and how?	Jeong Hoon Lee (Seoul)
15:00-15:20	Management of esophageal stricture after endoscopic treatment	Yang Won Min (Seoul)
15:20-15:30	Q&As

Symposium EN-06 (PB)
Nov. 17 (Sat) 08:30-10:00	Pancreatobiliary endoscopy in challenging situations	104 (1F)
Chairperson(s)	Dong Ki Lee (Seoul), Ari Fahrial Syam (Depok)
08:30-08:50	How to minimize ERCP complications	Hiroyuki Isayama (Tokyo)
08:50-09:10	Updates of cholangioscopy for the diagnosis and treatment of biliary tract cancer	Jong Ho Moon (Seoul)
09:10-09:30	ERCP for patients with altered gastrointestinal anatomy	Byung Moo Yoo (Suwon)
09:30-09:50	Endoscopic resecure management after surgical complications	Sang-Soo Lee (Seoul)
09:50-10:00	Q&As

Symposium EN-07 (LG)
Nov. 17 (Sat) 08:30-10:00	Early colorectal cancer: a smart approach and optimal treatment	202 (2F)
Chairperson(s)	Takahisa Matsuda (Tokyo), Woo Yong Lee (Seoul)
08:30-08:50	Best approach for predicting deep SM invasion	Hyungun Kim (Seoul)
08:50-09:10	New device and advanced technique of colorectal ESD	Takahisa Matsuda (Tokyo)
09:10-09:30	Minimal invasive surgery for early colorectal cancer: Role and Future	Jin Kim (Seoul)
09:30-09:50	Optimal surveillance strategy for early colorectal cancer	Hyoun Woo Kang (Goyang)
09:50-10:00	Q&As

Topic Forum (Endoscopy-LGI) (Korean)
Nov. 17 (Sat) 08:30-10:00	Topic Forum (Endoscopy-LGI)	E3 (3F)
Chairperson(s)	Chang Soo Eun (Guri), Seong-Eun Kim (Seoul), Sang Wook Kim (Jeonju), Ja Seol Koo (Ansan)
08:30-08:40	Daily notification of adenoma detection rate improves colonoscopy quality in screening colonoscopies.	Shinil Kim (Jeollanam-Do)
08:40-08:50	Effect of intervention for improving colonoscopy quality is associated with the personal characteristics of the endoscopist	Hyun Ho Choi (Uijeongbu)
08:50-09:00	Quality of preoperative colonoscopy affects postoperative synchronous adenoma detection in colorectal cancer patients .	Jae Ho Park (Daejeon)
09:00-09:10	Comparison of fentanyl versus meperidine in combination with midazolam for sedative colonoscopy	Gwan Woo Hong (Goyang)
09:10-09:20	Capnographic monitoring is beneficial in patients with obstructive lung disease or the obese and nasal high-flow oxygenation therapy is a life-jacket to these patients during endoscopic submucosal dissection(ESD)	Sang Hoon Kim (Seoul)
09:20-09:30	A comparison study of 2L PEG-ascorbic acid versus 1L PEG-ascorbic acid with bisacodyl versus sodium picosulfate/magnesium citrate with bisacodyl as bowel preparation	Ji Hyeong Kim (Seoul)
09:30-09:40	Comparison of same-day and split-dose bowel preparation using 4L polyethylene glycol on bowel cleansing efficacy and patient tolerability: a prospective randomized study	Tae-Geun Gweon (Incheon)
09:40-09:50	Randomized, controlled trial of abdominal vibration stimulation versus walking for bowel cleansing before colonoscopy	Choong-Kyun Noh (Suwon)
09:50-10:00	Keynote lecture: Recent updates on bowel preparation for colonoscopy	Ja Seol Koo (Ansan)

Free Paper (Endoscopy-UGI 1) (Korean)
Nov. 17 (Sat) 08:30-10:00	KDDW Free Paper (Endoscopy-UGI 01)	E4 (3F)
Chairperson(s)	Jeong Seop Moon (Seoul), Chan Hyuk Park (Guri)
08:30-08:40	Learning curve for endoscopic submucosal dissection of gastric neoplasia	Seri Ryu (Seoul)
08:40-08:50	Comparison between redo endoscopic treatment and surgery in patients with locally recurrent gastric neoplasms	Young Kwon Choi (Seoul)
08:50-09:00	Endoscopic features of submucosal invasion in undifferentiated type early gastric cancer sized less than 2 cm without ulceration	Jin Seok Yu (Yangsan)
09:00-09:10	Prophylactic clipping for the prevention of delayed complication after endoscopic resection for superficial non-ampullary duodenal tumor	Jee Young An (Incheon)
Chairperson(s)	Sok Won Han (Bucheon), Do Hoon Kim (Seoul)
09:10-09:20	Prospective evaluation of the efficacy of peroral endoscopic myotomy (POEM) in patients with achalasia: a preliminary report	Eun Jeong Gong (Gangneung)
09:20-09:30	Comparison of peroral endoscopic myotomy between de-novo achalasia and prior treatment failure achalasia	Eunju Jeong (Seongnam)
09:30-09:40	Long term results of per-oral endoscopic myotomy(POEM) for achalasias	Sun Hwa Kim (Seongnam)
09:40-09:50	Case Study: Anti-Reflux Endoscopic Surgery (ARES) in patient with refractory gastro-esophageal reflux disease (GERD) after Per-Oral Endoscopic Myotomy (POEM)	Minkang Seo (Seongnam)
09:50-10:00	New applications and safety in extended indication of gastric POEM: Short-term results	Min A Yang (Jeonju)

Free Paper (Endoscopy-UGI 2) (Korean)
Nov. 17 (Sat) 08:30-10:00	KDDW Free Paper (Endoscopy-UGI 02)	E5 (3F)
Chairperson(s)	Jae Young Jang (Seoul), Sam Ryong Jee (Busan)
08:30-08:40	Diagnostic utility of endoscopic-ultrasound elastography in gastric submucosal tumor; A pilot study	Sun Hwa Kim (Seongnam)
08:40-08:50	Feasibility of esophagogastroduodenoscopy (EGD) for evaluation of hypopharyngeal cancer extent and safety of EGD guided biopsy	Yu Jin Kim (Incheon)
08:50-09:00	Globus sensation: Does it care about upper endoscopic examination?	Tae Hee Lee (Seoul)
09:00-09:10	Clinical features of iatrogenic perforation associated with endoscopy	Dae Gon Ryu (Yangsan)
Chairperson(s)	Hyungkil Kim (Incheon), Woon Geon Shin (Seoul)
09:10-09:20	Comparison between endoscopic ultrasonography and abdominal pelvic CT in diagnosis of gastric subepithelial tumors	Sang Yoon Kim (Seoul)
09:20-09:30	A single center experience of endoscopic subserosal dissection for gastric tumors : Report of 11 cases	So Hee Yun (Jeonju)
09:30-09:40	Feasibility and long-term efficacy of endoscopic treatment of gastrointestinal stromal tumors in upper gastrointestinal tract	Soong Goo Jung (Seoul)
09:40-09:50	Effect of antithrombotic therapy on bleeding after argon plasma coagulation for gastric neoplasm	Seol So (Seoul)

Symposium EN-08 (PB)
Nov. 17 (Sat) 10:30-12:00	Toward the new era of pancreatobiliary endoscopy	104 (1F)
Chairperson(s)	Sung Koo Lee (Seoul), D. Nageshwar Reddy (Hyderabad)
10:30-10:50	Best way of EUS-guided Tissue acquisition	Eun Young Kim (Daegu)
10:50-11:10	Current EUS-guided local therapy for PB tumor	Dong-Wan Seo (Seoul)
11:10-11:30	Optimal EUS-guided drainage in PB disease	Anthony YB Teoh (Hong Kong)
11:30-11:50	Endoscopic treatment of biliary tract cancer; RFA & PDT	D. Nageshwar Reddy (Hyderabad)
11:50-12:00

Symposium EN-09 (LG)
Nov. 17 (Sat) 10:30-12:00	Screening and diagnosis of colon cancer: current and future	202 (2F)
Chairperson(s)	Dong Soo Han (Guri), Hermann Brenner (Heidelberg), Tibor Gyokeres (Budapest)
10:30-10:50	Artificial intelligence for endoscopic diagnosis of colorectal neoplasia	Yuichi Mori (Yokohama)
10:50-11:10	Screening based on fecal test: From blood to DNA	Young-Seok Cho (Seoul)
11:10-11:30	Role of CT colonography for screening method	Min Ju Kim (Seoul)
11:30-11:50	Screening colonoscopy: German experiences	Hermann Brenner (Heidelberg)
11:50-12:00	Q&As

Free Paper (Endoscopy-LGI 1) (Korean & English)
Nov. 17 (Sat) 10:30-12:00	KDDW Free Paper (Endoscopy-LGI 01)	E3 (3F)
Chairperson(s)	Ji Won Kim (Seoul), Sang-Bum Kang (Seoul)
10:30-10:40	Clinical and endoscopic findings associated with dysplasia in sessile serrated adenoma/polyp	Kang Hoon Lee (Yangsan)
10:40-10:50	Concordance and its associated factors between endoscopic and pathologic diagnosis in patients with suspected sessile serrated adenoma/polyp	Jung Wook Lee (Yangsan)
10:50-11:00	Prediction of the pathology of colorectal tumors in colonoscopic images using deep learning algorithm	Seong Ji Choi (Seoul)
11:00-11:10	Balloon-assisted enteroscopy for retrieval of small intestinal foreign bodies: a KASID multicenter study	Jeongseok Kim (Seoul)
11:10-11:30	Prognostic implication of diffuse splenic FDG uptake in patients with rectal cancer	Sang Yoon Kim (Seoul)
Chairperson(s)	Won Moon (Busan), Eun Soo Kim (Daegu)
11:20-11:30	Pattern of colorectal polyps identified during lower gastro intestinal endoscopy in a tertiary care surgical centre in south Asia	Chamila Lakmal (Colombo)
11:30-11:40	Efficacy of a multifunctional snare (SOUTEN) for precutting endoscopic mucosal resection and endoscopic submucosal dissection.	Shinji Yoshii (Sapporo)
11:40-11:50	Clinical value of dental floss traction-assisted endoscopic submucosa dissection for neuroendocrine neoplasm in rectum.	Yunshi Zhong (Shanghai)

Topic Forum (Endoscopy-PB) (Korean)
Nov. 17 (Sat) 10:30-12:00	KDDW Topic Forum (Endoscopy-PB)	E4 (3F)
Chairperson(s)	Sang-Soo Lee (Seoul), Jong Jin Hyun (Ansan), Kwangbum Cho (Daegu), Byoung Kwan Son (Seoul)
10:30-10:40	Feasibility of per-oral cholecystoscopy after EUS-guided gallbladder drainage with a lumen-apposing metal stent for acute cholecystitis in patients with malignant biliary strictures	Yeon Han Song (Bucheon And Seoul)
10:40-10:50	EUS-guided drainage peripancreatic fluid collections using fully covered metal and plastic stents	Seokjung Jo (Seoul)
10:50-11:00	The usefulness of non-flared short fully covered metallic stent for refractory benign pancreatic strictures in advanced chronic pancreatitis	Yun Nah Lee (Seoul)
11:00-11:10	The effect of endoscopic ultrasound-guided drainage for postoperative fluid collection	Hwaryong Lee (Seoul)
11:10-11:20	Keynote lecture: updates in therapeutic endoscopic ultrasonography	Sang-Soo Lee (Seoul)
11:20-11:30	Clinical outcome of endoscopic retrograde cholangiopancreatography for choledocholithiasis in end stage renal disease patients on hemodialysis	Jin-Seok Park (Incheon)
11:30-11:40	Acute choledochoduodenal angle is a risk factor of Post-Endoscopic retrograde cholangio-pancreatography pancreatitis in benniger endoscopist	Sung Yong Han (Busan)
11:40-11:50	Imaging characteristics and clinical factors associated with difficult selective cannulation in endoscopic retrograde cholangio-pancreatography	Jae Min Lee (Seoul)
11:50-12:00	Do cirrhotic patients have higher risk of complication following endoscopic retrograde cholangiopancreatography? A single center study	Min Cheol Kim (Daegu)

Topic Forum (Endoscopy-UGI) (Korean & English)
Nov. 17 (Sat) 10:30-12:00	KDDW Topic Forum (Endoscopy-UGI)	E5 (3F)
Chairperson(s)	Soo Teik Lee (Jeonju), Jun Haeng Lee (Seoul), Young Woon Chang (Seoul), Jae Kyu Sung (Daejeon)
10:30-10:40	Comparison of efficiency and performance of endoscopic submucosal injection using a new method : An ex-vivo porcine model	Han Jo Jeon (Seoul)
10:40-10:50	The efficacy of portable endoscopic tool handler (PETH) in gastric endoscopic submucosal dissection : An ex-vivo study	Seung Woo Lee (Daejeon)
10:50-11:00	Endoscopic submucosal dissection using endoscopic assitive robot : In vivo study	Se Hyun Jang (Seoul)
11:00-11:20	Keynote Lecture: where will ESD be headed in the future?	Sang Kil Lee (Seoul)
11:20-11:30	Prospective, randomized ex vivo trial to assess the anti-reflux effect of anti-reflux mucosectomy in porcine model	Xuan Li (Nanjing)
11:30-11:40	Clinical values of dental floss traction assistance in endoscopic full-thickness resection for submucosal tumors originating from the muscularis propria layer in the gastric fundus	Yunshi Zhong (Shanghai)
11:40-11:50	Close observation endoscopy of gastric mucosal pattern in predicting helicobacter pylori infection a single center cross sectional study (a preliminary report)	Zcharmaine Laeno Yumang (Quezon)

Symposium EN-10 (UG)
Nov. 17 (Sat) 14:00-15:30	Endoscopic treatment for EGJ diseases	103 (1F)
Chairperson(s)	Philip Wai Yan Chiu (Hong Kong), John Pandolfino (Wilmette)
14:00-14:20	POEM in achalasia: Redo-POEM after failed POEM	Do Hoon Kim (Seoul)
14:20-14:40	Beyond achalasia in POEM: hypercontractile esophageal disorders and gastroparesis	Hwoon-Yong Jung (Seoul)
14:40-15:00	Endoscopic treatment of GERD	John Pandolfino (Wilmette)
15:00-15:20	Surgical treatment of GERD and Achalasia	Philip Wai Yan Chiu (Hong Kong)
15:20-15:30	Q&As

Symposium EN-11 (PB)
Nov. 17 (Sat) 14:00-15:30	Management of pain in chronic pancreatitis: an update	202 (2F)
Chairperson(s)	Yong-Tae Kim (Seoul), Yousuke Nakai (Tokyo)
14:00-14:20	Overview of pain mechanism and medical management of chronic pancreatitis	Tae Yoon Lee (Seoul)
14:20-14:40	Endoscopic treatment of painful chronic pancreatitis (stricture and stone)	D. Nageshwar Reddy (Hyderabad)
14:40-15:00	Surgical treatment of painful chronic pancreatitis	Joon Seong Park (Seoul)
15:00-15:20	Case discussion	Jae Hee Cho (Incheon)
15:20-15:30	Q&As

Free Paper (Endoscopy-LGI 2) (Korean)
Nov. 17 (Sat) 14:00-15:30	KDDW Free Paper (Endoscopy-LGI 02)	E3 (3F)
Chairperson(s)	Yun Jeong Lim (Goyang), Beom Jae Lee (Seoul)
14:00-14:10	The efficacy of anchored-snare endoscopic mucosal resection for flat colorectal lesions	Soomin Noh (Seoul)
14:10-14:20	Feasibility of fiber guided a novel diode laser system for colorectal endoscopic submucosal dissection in an experimental animal model	Yunho Jung (Cheonan)
14:20-14:30	Risk of recurrence after endoscopic submucosal dissection for advanced colorectal neoplasia: single center experience	Haewon Kim (Bucheon)
14:30-14:40	Long-term outcome of endoscopic resection for early colorectal cancer	Namyoung Paik (Seoul)
14:40-14:50	Clinical outcome of endoscopic treatment for gastrointestinal carcinoid tumor	Joon Won Kim (Cheonan)
Chairperson(s)	Ki Myung Lee (Suwon), Hyung Wook Kim (Yangsan)
14:50-15:00	Is endoscopic hemostasis safe and effective in delayed post-polypectomy bleeding? - A research group for endoscopic instruments and stents (REIS) multicenter study	Dong Hyun Lee (Cheonan)
15:00-15:10	Differences in degree of intestinal mucosal damage according to the polypectomy technique	Ji Hyeong Kim (Seoul)
15:10-15:20	Risk of infection followed by colonoscopic polypectomy in patients with liver cirrhosis: A KASID multicenter study	Hyoun Woo Kang (Goyang)
15:20-15:30	The prognostic impact of bowel perforation following self-expandable metal stent as a bridge to surgery for malignant colorectal obstruction : A research group for endoscopic instruments and stents (reis) multicenter study	Han Hee Lee (Seoul)

Free Paper (Endoscopy-PB 1) (Korean)
Nov. 17 (Sat) 14:00-15:30	KDDW Free Paper (Endoscopy-PB 01)	E4 (3F)
Chairperson(s)	Eun Taek Park (Busan), Seungmin Bang (Seoul)
14:00-14:10	Feasibility and efficacy of a novel needle in endoscopic ultrasound-guided tissue sampling for pancreatic solid lesions: A prospective randomized comparative study	Chang Min Cho (Daegu)
14:10-14:20	Feasibility of a three-dimensional spheroid culture using endoscopic ultrasound-guided tissue sampling in pancreatic cancer	Chang Min Cho (Daegu)
14:20-14:30	Production of ERCP training model using 3D printing technique	Chang-Il Kwon (Seongnam)
14:30-14:40	A novel ablation therapy using endoscopic irreversible electroporation in bile duct: A pilot animal study	Jae Min Lee (Seoul)
Chairperson(s)	Tae Hyun Kim (Iksan), Kwang Hyuck Lee (Seoul)
14:40-14:50	Efficacy and safety of preventive hemoclipping after endoscopic snare papillectomy	Sang Hyeong Kim (Seoul)
14:50-15:00	Forward-viewing endoscope for ERCP in patients with Billroth II gastrectomy: A systematic review and meta-analysis	Tae Young Park (Seoul)
15:00-15:10	The role of preoperative EUS-FNA for distal pancreatic cancer: A single-center experience	Joune Seup Lee (Seoul)
15:10-15:20	The feasibility of contrast-enhanced harmonic endoscopic ultrasonography in the evaluation of lymphadenopathy	Seong Jae Yeo (Daegu)

Free Paper (Endoscopy-UGI 3) (Korean)
Nov. 17 (Sat) 14:00-15:30	KDDW Free Paper (Endoscopy-UGI 03)	E5 (3F)
Chairperson(s)	Il Kwun Chung (Cheonan), Sung Woo Jung (Ansan)
14:00-14:10	Diagnostic accuracy of computed tomography for detecting esophageal foreign body	Joon Seok Yoon (Daegu)
14:10-14:20	The Effect of endoscopic manipulation and belching/retching on the Los Angeles Classification of Gastroesophageal Reflux Disease	Seung-Joo Nam (Chuncheon)
14:20-14:30	predictors of endoscopic balloon dilation failure in patients with benign esophageal strictures	Eui Hyeon Sung (Cheonan)
14:30-14:40	Comparisons of confocal laser endomicroscopic finding between nerd and gerd after mucosectomy: In-vivo and ex-vivo study	Eunju Jeong (Seongnam)
14:40-14:50	Predictors of endoscopic and clinical findings in differentiating cytomegalovirus esophagitis from herpes simplex virus esophagitis	Do Hoon Kim (Seoul)
Chairperson(s)	Yong Woon Shin (Incheon), Chul-Hyun Lim (Seoul)
14:50-15:00	Pilot study for detection of nerve cells in achalasia patients using probe-based confocal laser endomicroscopy (pCLE)	Minkang Seo (Seongnam)
15:00-15:10	The pCLE findings of lower esophageal mucosa in patients with achalasia	Eunju Kim (Seongnam)
15:10-15:20	Durability test of endoscopic successive suturing device : In vitro experiments	Se Hyun Jang (Seoul)
15:20-15:30	Outcome of KUMC intragastric balloon placement	Seung Han Kim (Seoul)

Symposium EN-12 (PB)
Nov. 17 (Sat) 16:00-17:30	Recent progress in management of difficult CBD stone removal	202 (2F)
Chairperson(s)	Chang Duck Kim (Seoul), Tibor Gyokeres (Budapest)
16:00-16:20	Current status of EPLBD in Korea	Seok Jeong (Incheon)
16:20-16:40	What's new in peroral cholangioscopy and EUS-guided therapy for CBD stone management?	Yousuke Nakai (Tokyo)
16:40-17:00	Endoscopic management of recurrent CBD stones: how to minimize the risk of recurrence?	Sang Hyub Lee (Seoul)
17:00-17:20	Laparoscopic approach for difficult CBD stone management	Anthony YB Teoh (Hong Kong)
17:20-17:30	Q&As

Free Paper (Endoscopy-PB 2) (Korean & English)
Nov. 17 (Sat) 16:00-17:30	KDDW Free Paper (Endoscopy-PB 02)	E4 (3F)
Chairperson(s)	Ji Kon Ryu (Seoul), Joung-Ho Han (Cheongju)
16:00-16:10	The role of single operator peroral cholangioscopy for the diagnosis and treatment of intraductal papillary neoplasm of bile duct	Yun Nah Lee (Bucheon And Seoul)
16:10-16:20	Safety and feasibility of endobiliary radiofrequency ablation for malignant hilar obstruction: validation studies in animal and human experience.	Eui Joo Kim (Incheon)
16:20-16:30	Feasibility and safety of endoluminal radiofrequency ablation as a rescue treatment method for hilar metal stents malfunction due to tumor ingrowth	Hoonsub So (Busan)
16:30-16:40	The feasibility of temperature-controlled endobiliary radiofrequency ablation in patients with advanced hilar cholangiocarcinoma	Sung Yong Han (Busan)
16:40-16:50	Comparison of EUS insertion method: Standard vs. balloon-inflated	Jinwoo Kang (Seoul)
Chairperson(s)	Yeon Suk Kim (Incheon), Inseok Lee (Seoul)
16:50-17:00	Endoscopic treatment for common bile duct stones in patients with Roux-en-Y reconstruction using DBE-ERCP and EUS-AG.	Tatsuya Sato (Bunkyo-Ku)
17:00-17:10	EUS-guided antegrade treatment of common bile duct stones in patients with surgically altered anatomy-a single center experience	Saburo Matsubara (Kawagoe)
17:10-17:20	Clinical outcomes of needle knife fistulotomy for rescue treatment	Jae Pil Lee (Yangsan)

Free Paper (Endoscopy-UGI 4) (Korean)
Nov. 17 (Sat) 16:00-17:30	KDDW Free Paper (Endoscopy-UGI 04)	E5 (3F)
Chairperson(s)	Sung-Kook Kim (Daegu), Heung up Kim (Jeju)
16:00-16:10	Comparative efficacy of bariatric surgery in the treatment of morbid obesity: A systematic review and network meta-analysis	Chan Hyuk Park (Guri)
16:10-16:20	Preoperative magnetic marking clip makes intraoperative localization of gastric tumors much easier	Sang Hoon Kim (Seoul)
16:20-16:30	The feasibility and efficacy of intraoperative endoscopy for tumor localization in totally laparoscopic gastrectomy	Shin-Hoo Park (Seoul)
Chairperson(s)	Chan-Guk Park (Gwangju), Jeong Seop Moon (Seoul)
16:40-16:50	Clinical outcomes of percutaneous endoscopic gastrostomy in surgical intensive care unit	Gyu Young Pih (Seoul)
16:50-17:00	Effectiveness of a newly designed covered stent without trans-nasal fixation for anastomotic leakage treatment after gastrectomy for gastric cancer	Won Nyoung Yun (Goyang)
17:00-17:10	Clinical outcomes in patients undergoing multiple self-expandable metallic stent placement by stent in stent technique for malignant gastric outlet obstruction	Jin Won Mo (Seoul)
17:10-17:20	Effect of irreversible eletroporation using newly developed endoscopic ablative catheters in esophagus, stomach, and duodenum	Han Jo Jeon (Seoul)

Symposium EN-13 (LG)
Nov. 18 (Sun) 08:30-10:00	Recent advances in radiologic and endoscopic monitoring of IBD	103 (1F)
Chairperson(s)	Takanori Kanai (Tokyo), Dong Soo Han (Guri)
08:30-08:50	Cutting edge of radilogic evaluation of IBD	Se Hyung Kim (Seoul)
08:50-09:10	Endoscopic grading systems in IBD	Vineet Ahuja (New Delhi)
09:10-09:30	Management of colorectal dysplaisa in IBD	Kenji Watanabe (Nishinomiya)
09:30-09:50	Clinical monitoring of pediatric IBD	Yen-Hsuan Ni (Taipei)
09:50-10:00	Q&As