65 results on '"Choi, Hyun Jong"'
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2. Efficacy of a novel lumen-apposing metal stent for the treatment of symptomatic pancreatic pseudocysts (with video)
3. Efficacy of 3 fine-needle biopsy techniques for suspected pancreatic malignancies in the absence of an on-site cytopathologist
4. Enhanced electrochemical performance of metal-supported solid oxide fuel cells via an inner coating of Gd0.1Ce0.9O2-δ nanosol in the porous NiFe-metal support
5. Bilateral versus unilateral placement of metal stents for inoperable high-grade malignant hilar biliary strictures: a multicenter, prospective, randomized study (with video)
6. Vascular enhancement pattern of mass in computed tomography may predict chemo-responsiveness in advanced pancreatic cancer
7. Enhanced PEC characteristics for CdSe polycrystalline film electrodes prepared by combined electrochemical/chemical bath depositions
8. Densification of gadolinia-doped ceria diffusion barriers for SOECs and IT-SOFCs by a sol–gel process
9. Peroral Cholangioscopy: Diagnostic and Therapeutic Applications
10. Prophylactic temporary 3F pancreatic duct stent to prevent post-ERCP pancreatitis in patients with a difficult biliary cannulation: a multicenter, prospective, randomized study
11. Feasibility of placing a modified fully covered self-expandable metal stent above the papilla to minimize stent-induced bile duct injury in patients with refractory benign biliary strictures (with videos)
12. Fabrication and performance evaluation of electrolyte-combined α-LiAlO 2 matrices for molten carbonate fuel cells
13. Benefit of pronase in image quality during EUS
14. Holmium laser lithotripsy under direct peroral cholangioscopy by using an ultra-slim upper endoscope for patients with retained bile duct stones (with video)
15. The role of intraductal US in the management of idiopathic recurrent pancreatitis without a definite cause on ERCP
16. Combined endoscopic stent-in-stent placement for malignant biliary and duodenal obstruction by using a new duodenal metal stent (with videos)
17. Intraductal balloon-guided direct peroral cholangioscopy with an ultraslim upper endoscope (with videos)
18. Newly designed stent for endoscopic bilateral stent-in-stent placement of metallic stents in patients with malignant hilar biliary strictures: multicenter prospective feasibility study (with videos)
19. The utility of a multibending endoscope for selective cannulation during ERCP in patients with a Billroth II gastrectomy (with video)
20. Overtube-balloon–assisted direct peroral cholangioscopy by using an ultra-slim upper endoscope (with videos)
21. Characteristics of aluminum-reinforced γ-LiAlO2 matrices for molten carbonate fuel cells
22. Tu1389 CAN PROPHYLACTIC APC REDUCE DELAYED POST-PAPILLECTOMY BLEEDING? A PROSPECTIVE RANDOMIZED MULTICENTER TRIAL
23. Mo1366 A NOVEL ELECTROCAUTERY-ENHANCED DELIVERY SYSTEM FOR ONE STEP EUS-GUIDED DRAINAGE AND ACCESS BY USING LUMEN-APPOSING METAL STENT: A PORCINE STUDY
24. Mo1362 THE USEFULNESS OF A NEWLY DESIGNED LUMEN APPOSING METAL STENT FOR THE TREATMENT OF SYMPTOMATIC PANCREATIC PSEUDOCYSTS
25. Su1429 ENDOSCOPIC NECROSECTOMY FOLLOWING EUS GUIDED TRANSMURAL DRAINAGE FOR NECROTIZING PANCREATITIS WITH WALLED OFF NECROSIS: KOREAN MULTICENTER EXPERIENCE
26. Su1386 THE USE OF A NEWLY DEVELOPED SELF-APPROXIMATING LUMEN APPOSING METALLIC STENT FOR DRAINAGE OF THE GALLBLADDER AND COMMON BILE DUCT - A MULTI-CENTERED PROSPECTIVE STUDY
27. Su1383 PROSPECTIVE MULTICENTER INTERNATIONAL STUDY ON THE USE OF A NEWLY DEVELOPED SELF-APPROXIMATING LUMEN APPOSING METALLIC STENT FOR DRAIANGE OF PANCREATIC FLUID COLLECTIONS AND ENDOSCOPIC NECROSECTOMY
28. Sa1356 SPYGLASS DIGITAL SYSTEM VERSUS SPYGLASS LEGACY SYSTEM FOR PERORAL CHOLANGIOSCOPY-GUIDED LITHOTRIPSY FOR DIFFICULT BILE DUCT STONES
29. 173 OUTCOMES OF AN INTERNATIONAL MULTI-CENTERED REGISTRY ON EUS-GUIDED GALLBLADDER DRAINAGE IN PATIENTS THAT ARE UNFIT FOR CHOLECYSTECTOMY
30. Tu1466 Safety and Efficacy of Endobiliary Radiofrequency Ablation by Using a Novel RF Catheter (ELRA®) in Patients With Distal Malignant Biliary Strictures: A Single-Arm Feasibility Study
31. Tu1469 Usefulness of Direct Peroral Cholangioscopy Using a Multibending Ultra-Slim Endoscope After Removal of Bile Duct Stones
32. 678 Bilateral Versus Unilateral Deployment of a Metal Stent for a Non-Resectable Malignant High-Grade Hilar Biliary Stricture: A Multicenter Prospective Randomized Study
33. 624 Efficacy of Midazolam- Versus Propofol-Based Sedations by Non-Anesthesiologists During Therapeutic Endoscopic Retrograde Cholangiopancreatography in Elderly Patients Over 80 Years
34. 211 Comparative Efficacy of the Iso-Tome® Precut Versus Needle-Knife Precut Fistulotomy in Cases of Difficult Biliary Cannulation
35. Endoscopic snare papillectomy by using a balloon catheter for an unexposed ampullary adenoma with intraductal extension (with videos)
36. The usefulness of Tissue Harmonic Echo mode during contrast-enhanced endoscopic ultrasonography for pancreatic lesions
37. Tu1540 Targeted Biopsy Using a Single-Operator Cholangioscopy for the Diagnosis of Indeterminate Biliary Strictures
38. 267 Usefulness of Non-flared Intraductal Fully Covered Metallic Stent for Refractory Biliary Strictures After Living Donor Liver Transplantation: Interim Results of a Prospective Multicenter Trial
39. 123 Preoperative Endoscopic Biliary Drainage Procedures May Affect Intrahepatic Recurrence of Cholangiocarcinoma After Surgical Resection
40. 120 Diagnostic Approach Using Peroral Cholangioscopy-Guided Forceps Biopsy or EUS-Guided Fine-Needle Aspiration Biopsy According to the Location of Stricture for Patients With Suspected Malignant Biliary Stricture: A Prospective Comparative Study
41. Endoscopic resection of duodenal tumor of the minor papilla
42. A prospective comparison of EUS-guided FNB with FNA for diagnosis of pancreatic solid masses
43. The role of endoscopic pancreatic stenting for the management of acute pancreatitis by periampullary cancer
44. Prophylactic pancreatic duct stent placement after endoscopic snare papillectomy of duodenal major papillary tumors; prospective, randomized study, preliminary report
45. 368 Direct Peroral Cholangioscopy Using an Ultra-Slim Upper Endoscope for Diagnosis and Therapy of Bile Duct Diseases
46. 369 Usefulness of Direct Peroral Cholangioscopy Using an Ultra-Slim Upper Endoscope Combined With Narrow-Band Imaging for the Diagnosis of Superficial Flat Elevated or Polypoid Lesions of Bile Duct
47. Mo1301 Usefulness of Cross Wired Metalic Stents for Endoscopic Bilateral Stent-in-Stent Placement and Revision in Patients With High-grade Malignant Hilar Strictures
48. Tu1604 The Efficacy of Uncovered Metallic Stent As a First-Line Therapy for the Malignant Duodenal Obstruction
49. Mo1476 Prophylactic 3F Pancreatic Duct Stent to Prevent Post-ERCP Pancreatitis in Patients With Difficult Biliary Cannulation
50. Su1467 Direct PerOral Cholangioscopic Diagnosis of Bile Duct Lesions by Computed Virtual Chromoendoscopy Using I-Scan; Preliminary Study
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