Yervant Ichkhanian
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View article: Updates in the Work-Up and Management of Achalasia: A Contemporary Review
Updates in the Work-Up and Management of Achalasia: A Contemporary Review Open
Purpose of Review This review article discusses the latest updates in the pathophysiology, classification, diagnostic work-up, and therapeutic strategies for achalasia, with an emphasis on individualized, evidence-based approaches and futu…
View article: Evolving Indications of Esophageal Peroral Endoscopic Myotomy (E-POEM): A Review of Expanding Applications in Esophageal Pathologies
Evolving Indications of Esophageal Peroral Endoscopic Myotomy (E-POEM): A Review of Expanding Applications in Esophageal Pathologies Open
Purpose of Review Since its introduction in 2010, peroral endoscopic myotomy (POEM) has reshaped the management of esophageal motility disorders. Originally designed for achalasia, it has expanded into a versatile therapeutic option for a …
View article: The evolution of single-use duodenoscope utilization at a large-volume endoscopic retrograde cholangiopancreatography tertiary care center
The evolution of single-use duodenoscope utilization at a large-volume endoscopic retrograde cholangiopancreatography tertiary care center Open
View article: US multicenter outcomes of endoscopic ultrasound-guided gallbladder drainage with lumen-apposing metal stents for acute cholecystitis
US multicenter outcomes of endoscopic ultrasound-guided gallbladder drainage with lumen-apposing metal stents for acute cholecystitis Open
EUS-guided gallbladder drainage (EUS-GBD) using lumen apposing metal stents (LAMS) has excellent technical and short-term clinical success for acute cholecystitis (AC). The goals of this study were to determine the long-term clinical outco…
View article: Comprehensive analysis of adverse events associated with transmural use of LAMS in patients with liver cirrhosis: International multicenter study
Comprehensive analysis of adverse events associated with transmural use of LAMS in patients with liver cirrhosis: International multicenter study Open
Background and study aims Endoscopic ultrasound (EUS)-guided transmural (TM) deployment of lumen-apposing metal stents (LAMS) is considered relatively safe in non-cirrhotic patients and is cautiously offered to cirrhotic patients. Patients…
View article: Use of endoscopic plication to repair a dysfunctional gastric conduit
Use of endoscopic plication to repair a dysfunctional gastric conduit Open
View article: A challenging case of pancreaticogastric anastomotic stricture in a patient with surgically altered anatomy
A challenging case of pancreaticogastric anastomotic stricture in a patient with surgically altered anatomy Open
Video 1EUS-guided gastro-jejunostomy using a lumen-apposing metal stent to access the surgical pancreaticogastric anastomotic site and perform EUS-guided de novo pancreatico-gastrostomy for the management of a postsurgical pancreaticogastr…
View article: Full-thickness resection device for management of lesions involving the appendiceal orifice: Systematic review and meta-analysis
Full-thickness resection device for management of lesions involving the appendiceal orifice: Systematic review and meta-analysis Open
Background and study aims Endoscopic resection of lesions involving the appendiceal orifice is technically challenging and is commonly referred for surgical resection. However, post-resection appendicitis is a concern. Many studies have va…
View article: Gastrointestinal Bleeding Because of Hepatic Arteriobiliary Fistula
Gastrointestinal Bleeding Because of Hepatic Arteriobiliary Fistula Open
Hepatic artery aneurysms are a rare phenomenon, representing 20% of visceral aneurysms. Hepatic artery aneurysm can rarely cause fistulization with the bile duct, also known as common hepatic artery-bile duct fistula. In acute settings, pa…
View article: EUS-guided jejuno-enterostomy in a patient with total gastrectomy with Roux-en-Y esophagojejunostomy to facilitate cholangioscopy with electrohydraulic lithotripsy
EUS-guided jejuno-enterostomy in a patient with total gastrectomy with Roux-en-Y esophagojejunostomy to facilitate cholangioscopy with electrohydraulic lithotripsy Open
Video 1EUS-guided jejuno-jejunostomy in a 67-year-old male patient with total gastrectomy with Roux-en-Y esophagojejunostomy to facilitate cholangioscopy with electrohydraulic lithotripsy.
View article: Role of gastric per-oral endoscopic myotomy (G-POEM) in post-lung transplant patients: a multicenter experience
Role of gastric per-oral endoscopic myotomy (G-POEM) in post-lung transplant patients: a multicenter experience Open
Background and study aims Gastroparesis post-lung transplant (LTx) can lead to increased risk of gastroesophageal reflux (GER) and accelerated graft dysfunction. We aimed to evaluate the efficacy and safety of gastric per-oral endoscopic m…
View article: An international experience with single-operator cholangiopancreatoscopy in patients with altered anatomy
An international experience with single-operator cholangiopancreatoscopy in patients with altered anatomy Open
Background and study aims The utility of digital single- operator cholangiopancreatoscopy (D-SOCP) in surgically altered anatomy (SAA) is limited. We aimed to evaluate the technical success and safety of D-SOCP in patients SAA. Patients an…
View article: EUS-directed transgastric interventions in Roux-en-Y gastric bypass anatomy: a multicenter experience
EUS-directed transgastric interventions in Roux-en-Y gastric bypass anatomy: a multicenter experience Open
EDGI is effective and safe for the diagnosis and management of pancreaticobiliary and foregut disorders in RYGB patients. It is associated with high rates of technical success and low rates of severe AEs. LAMS migration is the most common …
View article: Durability of per-oral endoscopic myotomy beyond 6 years
Durability of per-oral endoscopic myotomy beyond 6 years Open
Background and study aims The aim of this study was to assess long-term clinical outcomes beyond 6 years in patients who underwent per-oral endoscopic myotomy (POEM) for the treatment of achalasia. Patients and methods Patients with achala…
View article: Peroral Endoscopic Myotomy for the Treatment of Esophageal Diverticula
Peroral Endoscopic Myotomy for the Treatment of Esophageal Diverticula Open
Background: There is limited evidence on the efficacy of peroral endoscopic myotomy (POEM) in patients with esophageal diverticula. Aims: This meta-analysis aimed to assess the efficacy and safety profile of POEM in patients with Zenker (Z…
View article: Peroral endoscopic myotomy (POEM) vs pneumatic dilation (PD) in treatment of achalasia: A meta-analysis of studies with ≥ 12-month follow-up
Peroral endoscopic myotomy (POEM) vs pneumatic dilation (PD) in treatment of achalasia: A meta-analysis of studies with ≥ 12-month follow-up Open
Background and study aims Peroral endoscopic myotomy (POEM) is increasingly being used as the preferred treatment option for achalasia. The aim of this systematic review and meta-analysis was to compare the efficacy and safety of POEM vers…
View article: Percutaneous transcystic cholangioscopy-assisted rendezvous ERCP in a hostile abdomen
Percutaneous transcystic cholangioscopy-assisted rendezvous ERCP in a hostile abdomen Open
View article: Multicenter experience with digital single-operator cholangioscopy in pregnant patients
Multicenter experience with digital single-operator cholangioscopy in pregnant patients Open
Background and study aims The use of fluoroscopy during pregnancy should be minimized given that a clear-cut safe radiation dose in pregnancy is unknown. The role of digital single-operator cholangioscopy (D-SOC) as an alternative to stand…
View article: Evolving management of colorectal polyps
Evolving management of colorectal polyps Open
Advances in endoscopic technology have led to increased success in colorectal cancer (CRC) screening and polyp management, with reduction of CRC incidence and mortality. Despite these advances, CRC is still one of the leading causes of can…
View article: Response
Response Open
View article: Contents
Contents Open
View article: Full-thickness resection device (FTRD) for treatment of upper gastrointestinal tract lesions: the first international experience
Full-thickness resection device (FTRD) for treatment of upper gastrointestinal tract lesions: the first international experience Open
Background and study aims The Full-Thickness Resection Device (FTRD) provides a novel treatment option for lesions not amenable to conventional endoscopic resection techniques. There are limited data on the efficacy and safety of FTRD for …
View article: Endoscopic ultrasound-directed transgastric ERCP (EDGE): a retrospective multicenter study
Endoscopic ultrasound-directed transgastric ERCP (EDGE): a retrospective multicenter study Open
Background Endoscopic ultrasound-directed transgastric endoscopic retrograde cholangiopancreatography (ERCP; EDGE) is an alternative to enteroscopy- and laparoscopy-assisted ERCP in patients with Roux-en-Y gastric bypass anatomy. Although …
View article: Esophageal peroral endoscopic myotomy (POEM) for treatment of esophagogastric junction outflow obstruction: results from the first prospective trial
Esophageal peroral endoscopic myotomy (POEM) for treatment of esophagogastric junction outflow obstruction: results from the first prospective trial Open
Background and study aims Esophagogastric junction outflow obstruction (EGJOO) is a rare esophageal dysmotility disease that is characterized by elevated integrated relaxation pressuse (IRP) with evidence of preserved peristalsis. The role…
View article: Response
Response Open
View article: Is two better than one? Alternative techniques for gastric peroral endoscopic myotomy
Is two better than one? Alternative techniques for gastric peroral endoscopic myotomy Open
Myotomy during esophageal peroral endoscopic myotomy (POEM) results in a substantial distancing of the muscle fibers. In our experience, standard myotomy during gastric POEM (G-POEM) results in a relatively short distancing between the mus…
View article: EUS-guided hepaticogastrostomy to facilitate cholangioscopy and electrohydraulic lithotripsy of massive intraductal stones after Roux-en-Y hepaticojejunostomy
EUS-guided hepaticogastrostomy to facilitate cholangioscopy and electrohydraulic lithotripsy of massive intraductal stones after Roux-en-Y hepaticojejunostomy Open
ERCP in patients with Roux-en-Y hepaticojejunostomy has suboptimal success rates with forward-viewing endoscopes. A major limitation of balloon enteroscopy–endoscopic retrograde cholangiography (ERC) is the inability to use the standard ac…
View article: Outcomes of anterior versus posterior peroral endoscopic myotomy 2 years post-procedure: prospective follow-up results from a randomized clinical trial
Outcomes of anterior versus posterior peroral endoscopic myotomy 2 years post-procedure: prospective follow-up results from a randomized clinical trial Open
Background Peroral endoscopic myotomy (POEM) is considered a primary treatment modality for achalasia. It can be performed using either the anterior or posterior approach. A previous randomized clinical trial (RCT) showed that the posterio…
View article: Clinical impact of routine esophagram after peroral endoscopic myotomy
Clinical impact of routine esophagram after peroral endoscopic myotomy Open
View article: Sa1954 DOES THE MAGNITUDE OF WEIGHT REGAIN AFTER ROUX-EN-Y GASTRIC BYPASS PREDICT RESPONSE TO TRANSORAL OUTLET REDUCTION (TORE)?
Sa1954 DOES THE MAGNITUDE OF WEIGHT REGAIN AFTER ROUX-EN-Y GASTRIC BYPASS PREDICT RESPONSE TO TRANSORAL OUTLET REDUCTION (TORE)? Open