Vivek Kumbhari

EUS-guided drainage of a giant hemorrhagic pseudocyst by a through-the-scope esophageal metal stent.

Prevalence of adenomas and sessile serrated adenomas in Chinese compared with Caucasians.

Efficacy and safety of pneumatic dilatation for achalasia in the treatment of post-myotomy symptom relapse.

Self-expandable metallic stents for bleeding esophageal varices.

EUS-guided biliary drainage by using a hepatogastrostomy approach.

Endoscopic ultrasound-guided angiotherapy of a large bleeding gastrointestinal stromal tumor.

Gastric peroral endoscopic myotomy for refractory gastroparesis: first human endoscopic pyloromyotomy (with video).

Viral load and integration status of high-risk human papillomaviruses in the Barrett's metaplasia-dysplasia-adenocarcinoma sequence.

Jet injection of dyed saline facilitates efficient peroral endoscopic myotomy.

Peroral endoscopic myotomy as a platform for the treatment of spastic esophageal disorders refractory to medical therapy (with video).

Peroral endoscopic myotomy: a 4-step approach to a challenging procedure.

Human bile contains microRNA-laden extracellular vesicles that can be used for cholangiocarcinoma diagnosis.

Large bleeding rectal varices treated with endoscopic ultrasound-guided coiling and cyanoacrylate injection.

EUS-guided drainage of a mediastinal abscess.

A new through-the-scope balloon-assisted deep enteroscopy platform.

Closure methods in submucosal endoscopy.

Efficient retrograde enteroscopy using a novel through-the-scope balloon.

Untying the knot: technique of unraveling a guidewire knot created during EUS-guided biliary drainage.

Closure of a persistent gastric leak using a cardiac septal occluder.

A minimally invasive technique utilizing percutaneous and endoscopic rendezvous for successful treatment of a proximal bile leak following partial hepatectomy.

A novel viscous dissecting gel for endoscopic submucosal dissection: a prospective survival study in a porcine model.

Percutaneous through-the-stent assisted ERCP in patients with Roux-en-Y gastric bypass.

Duodenal perforation as a consequence of biliary stent migration can occur regardless of stent type or duration.

Submucosal tunneling endoscopic resection of a giant esophageal leiomyoma.

EUS-guided angiotherapy.

EUS-guided rendezvous and reversal of complete rectal anastomotic stenosis after Hartmann's reversal.

Submucosal endoscopy: the new frontier of therapeutic endoscopy.

Resolution of walled-off pancreatic necrosis by EUS-guided drainage when using a fully covered through-the-scope self-expandable metal stent in a single procedure (with video).

Closure of a chronic tracheoesophageal fistula by use of a cardiac septal occluder.

Deep enteroscopy with standard endoscopes using a novel through-the-scope balloon.

A comparative evaluation of EUS-guided biliary drainage and percutaneous drainage in patients with distal malignant biliary obstruction and failed ERCP.

Percutaneous flexible endoscopic necrosectomy for a retroperitoneal abscess.

Closure of a large, persistent enterocutaneous fistula by use of a ventricular septal occluder.

Iatrogenic pharyngoesophageal perforations treated with fully covered self-expandable metallic stents (with video).

Fluoroscopy to document the extent of cardiomyotomy during peroral endoscopic myotomy.

EUS-guided biliary drainage with antegrade transpapillary placement of a metal biliary stent.

Preoperative biliary drainage.

Diagnostic and therapeutic utility of SpyGlass(®) peroral cholangioscopy in intraductal biliary disease: single-center, retrospective, cohort study.

Fenestration of a covered metal stent during cystoduodenostomy using argon plasma coagulation.

Which clip? A prospective comparative study of retention rates of endoscopic clips on normal mucosa and ulcers in a porcine model.

EUS-guided biliary drainage made safer by a combination of hepaticogastrostomy and antegrade transpapillary stenting.

Full-thickness endoscopic suturing of staple-line leaks following laparoscopic sleeve gastrectomy.

Snare-over-scope technique for retrieval of a proximally migrated biliary stent.

International multicenter experience with peroral endoscopic myotomy for the treatment of spastic esophageal disorders refractory to medical therapy (with video).

Common indications for transoral flexible endoscopic suturing.

Solitary polypoid colonic neuromatosis.

Is excision of the gastric mucosa responsible for the superior outcomes of sleeve gastrectomy compared with gastric plication?

A US Multicenter Study of Safety and Efficacy of Fully Covered Self-Expandable Metallic Stents in Benign Extrahepatic Biliary Strictures.

Intraoperative determination of the adequacy of myotomy length during peroral endoscopic myotomy (POEM): the double-endoscope transillumination for extent confirmation technique (DETECT).

Benign distal jejunal stricture treated by a partially covered esophageal stent with the use of spiral enteroscopy.

Flexible endoscopic Zenker's diverticulotomy.

Intraprocedural fluoroscopy to determine the extent of the cardiomyotomy during per-oral endoscopic myotomy (with video).

Benign distal jejunal stricture treated by a partially covered esophageal stent with the use of spiral enteroscopy.

Peroral endoscopic myotomy.

Endoscopic reversal of gastric bypass for severe malnutrition after Roux-en-Y gastric bypass surgery.

Gastric restriction and delayed gastric emptying may not be the keys to an effective endoscopic metabolic therapy.

EUS-guided gastrojejunostomy for management of complete gastric outlet obstruction.

Deep enteroscopy with a conventional colonoscope: initial multicenter study by using a through-the-scope balloon catheter system.

Over-the-scope clips for transoral gastric outlet reduction as salvage therapy for weight regain after Roux-en-Y gastric bypass.

Advances in the Endoscopic Management of Obesity.

Novel technique for the management of staple line leaks after sleeve gastrectomy.

Novel endoscopic approach for a large intraluminal duodenal ("windsock") diverticulum.

Endoscopic management of stomal stenosis after Roux-en-Y gastric bypass.

Double peroral endoscopic myotomy for achalasia.

Comment on "Patients With Roux-en-Y Gastric Bypass Require Increased Sedation During Upper Endoscopy".

Primary endoscopic therapies for obesity and metabolic diseases.

Peroral endoscopic myotomy (POEM) vs laparoscopic Heller myotomy (LHM) for the treatment of Type III achalasia in 75 patients: a multicenter comparative study.

EUS-guided rescue of early dislodgement of a lumen-apposing stent.

Endoscopic management of bariatric surgical complications.

Comprehensive analysis of efficacy and safety of peroral endoscopic myotomy performed by a gastroenterologist in the endoscopy unit: a single-center experience.

EUS-guided gastroenterostomy: the first U.S. clinical experience (with video).

Endoscopic Management of Massive Hemorrhage 12 h Post Laparoscopic Roux-en-Y Gastric Bypass.

Refractory gastroparesis can be successfully managed with endoscopic transpyloric stent placement and fixation (with video).

Septotomy: an adjunct endoscopic treatment for post-sleeve gastrectomy fistulas.

Algorithm for the management of ERCP-related perforations.

Intraoperative measurement of esophagogastric junction cross-sectional area by impedance planimetry correlates with clinical outcomes of peroral endoscopic myotomy for achalasia: a multicenter study.

Endoscopic Management of Bariatric Surgery Complications.

Double endoscopic bypass by using lumen-apposing stents (with videos).

Predictors of incomplete optical colonoscopy using computed tomographic colonography.

International multicenter comparative trial of transluminal EUS-guided biliary drainage via hepatogastrostomy vs. choledochoduodenostomy approaches.

Submucosal tunneling and en bloc endoscopic resection facilitates laparoscopic transgastric removal of a large GI stromal tumor at the esophagogastric junction.

A novel "balloon/snare apparatus" technique to facilitate easy creation of fistula tract during EUS-guided gastroenterostomy.

Prospective international multicenter study on endoscopic ultrasound-guided biliary drainage for patients with malignant distal biliary obstruction after failed endoscopic retrograde cholangiopancreatography.

Endoscopic Therapy With Lumen-apposing Metal Stents is Safe and Effective for Patients With Pancreatic Walled-off Necrosis.

Learning curve for peroral endoscopic myotomy.