Tara Keihanian
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View article: Diagnostic delay in type I autoimmune pancreatitis: clinical, imaging, endoscopic and histologic predictors of timely diagnosis
Diagnostic delay in type I autoimmune pancreatitis: clinical, imaging, endoscopic and histologic predictors of timely diagnosis Open
AIP remains a challenging diagnosis, with extensive delays in diagnosis averaging 1.5 years from symptom onset. Our findings may improve patient identification and reduce diagnostic delay in AIP patients.
View article: Prevalence of Exocrine Pancreatic Insufficiency in Patients with Chronic Diarrhea
Prevalence of Exocrine Pancreatic Insufficiency in Patients with Chronic Diarrhea Open
Background: Exocrine pancreatic insufficiency (EPI) is an underdiagnosed entity among patients with new-onset chronic diarrhea (CD). The aim of this study is to investigate the prevalence of EPI in patients with CD. Materials and Methods: …
View article: Transcecal endoscopic appendectomy for management of complex appendiceal polyps extending into the appendiceal orifice
Transcecal endoscopic appendectomy for management of complex appendiceal polyps extending into the appendiceal orifice Open
Background and study aims Endoscopic resection of appendiceal orifice (AO) polyps extending inside the appendiceal lumen is challenging given the inability to determine polyp lateral margins and risk of appendicitis. Transcecal endoscopic …
View article: Endoscopic Submucosal Dissection for Gastric Cancer: a Western Perspective
Endoscopic Submucosal Dissection for Gastric Cancer: a Western Perspective Open
Gastric cancer is the fifth commonly diagnosed cancer worldwide. In comparison to the Asian countries, where population-based national gastric screening programs are implemented, most gastric cancers in Western countries are diagnosed at a…
View article: The role of transoral incisionless fundoplication (TIF) in the management of gastroesophageal reflux disease (GERD) following peroral endoscopic myotomy (POEM): A pilot, prospective, patient-driven study
The role of transoral incisionless fundoplication (TIF) in the management of gastroesophageal reflux disease (GERD) following peroral endoscopic myotomy (POEM): A pilot, prospective, patient-driven study Open
Background: Gastroesophageal reflux (GERD) is a concern after peroral endoscopic myotomy (POEM). Transoral incisionless fundoplication (TIF) has been recently described as a possible therapy for post-POEM GERD in case series. Methods: We p…
View article: Expanding endoscopic boundaries: Endoscopic resection of large appendiceal orifice polyps with endoscopic mucosal resection and endoscopic submucosal dissection
Expanding endoscopic boundaries: Endoscopic resection of large appendiceal orifice polyps with endoscopic mucosal resection and endoscopic submucosal dissection Open
Our study highlights how endoscopic mucosal resection, endoscopic submucosal dissection, and hybrid procedures are all appropriate techniques with minimal adverse effects, further validating the utility of endoscopic procedures in the mana…
View article: Closure of refractory gastrocutaneous fistula with endoscopically guided percutaneous suturing with the use of miniature biopsy forceps
Closure of refractory gastrocutaneous fistula with endoscopically guided percutaneous suturing with the use of miniature biopsy forceps Open
Video 1Closure of a refractory gastrocutaneous fistula with endoscopically guided percutaneous suturing with the use of miniature biopsy forceps.
View article: Settings of a novel electrosurgical generator to enable efficient and safe submucosal endoscopic procedures
Settings of a novel electrosurgical generator to enable efficient and safe submucosal endoscopic procedures Open
Background and study aims A novel electrosurgical generator unit (ESU), ConMed Beamer, was recently introduced to facilitate endoscopic submucosal dissection (ESD) by employing Automatic Cutting Effect (ACE) technology. Its use in submucos…
View article: Use of a novel dual-action traction device to facilitate endoscopic submucosal dissection
Use of a novel dual-action traction device to facilitate endoscopic submucosal dissection Open
Video 1Use of a novel dual-action traction device to facilitate endoscopic submucosal dissection.
View article: MUC1 Expressions and Its Prognostic Values in US Gastric Cancer Patients
MUC1 Expressions and Its Prognostic Values in US Gastric Cancer Patients Open
This study aims to evaluate the prognostic value of MUC expression in US GC patients. A total of 70 tumor specimens were collected from GC patients who underwent surgery or endoscopic resection between 2013 and 2019 at a tertiary referral …
View article: Endoscopic tacking system as a novel tissue approximation measure for very large EMR defects
Endoscopic tacking system as a novel tissue approximation measure for very large EMR defects Open
BACKGROUNDS AND AIMS: Defect closure post-EMR and endoscopic submucosal dissection (ESD) is recommended to decrease the risk of delayed bleeding and perforation. Current methods of tissue approximation and closure of mucosal defects have t…
View article: Radiofrequency ablation in the management of primary hepatic and biliary tumors
Radiofrequency ablation in the management of primary hepatic and biliary tumors Open
In the United States, 80%-90% of primary hepatic tumors are hepatocellular carcinomas and 10%-15% are cholangiocarcinomas (CCA), both with high mortality rate, particularly CCA, which portends a worse prognosis. Traditional management with…
View article: Colorectal Endoscopic Submucosal Dissection: An Update on Best Practice
Colorectal Endoscopic Submucosal Dissection: An Update on Best Practice Open
Endoscopic submucosal dissection (ESD) is a method of en-bloc resection of neoplastic colorectal lesions which is less invasive compared to surgical resection. Lesion stratification, architecture recognition and estimation of depth of inva…
View article: Impact of the COVID-19 Pandemic on Clinical Schedules and Physical and Mental Well-Being of Gastroenterology Nonphysician Healthcare Workers
Impact of the COVID-19 Pandemic on Clinical Schedules and Physical and Mental Well-Being of Gastroenterology Nonphysician Healthcare Workers Open
COVID-19 was declared a pandemic in March 2020 by the World Health Organization. To minimize exposure and because of limited personal protective equipment resources, most gastroenterology practices were curtailed/modified during the surge,…
View article: Diagnostic Concordance of Cytology and Histology in Samples Obtained via Endoscopic Ultrasound-Guided Fine-Needle Biopsy (EUS-FNB)
Diagnostic Concordance of Cytology and Histology in Samples Obtained via Endoscopic Ultrasound-Guided Fine-Needle Biopsy (EUS-FNB) Open
Introduction Endoscopic ultrasound (EUS)-guided fine-needle aspiration and biopsy (FNA/FNB) to obtain cytological aspirates and histological core samples, respectively, are the standard of care for diagnosing lesions in/adjacent to the upp…
View article: Early Detection of Pancreatic Cancer: Risk Factors and the Current State of Screening Modalities.
Early Detection of Pancreatic Cancer: Risk Factors and the Current State of Screening Modalities. Open
Pancreatic cancer (PC) is expected to become the second leading cause of cancer-related mortality in the United States within the next decade. Patients often present at late stages of the disease, when they become symptomatic; in many case…
View article: Vedolizumab-Induced De Novo Extraintestinal Manifestations.
Vedolizumab-Induced De Novo Extraintestinal Manifestations. Open
Background: Vedolizumab is an α4β7 integrin antagonist with gut-specific effects on lymphocyte and monocyte trafficking. Although the treatment is beneficial for inflammatory bowel disease (IBD), the effects of vedolizumab on extraintestin…
View article: P130 VEDOLIZUMAB-INDUCED BULLOUS PEMPHIGUS IN A PATIENT WITH ULCERATIVE COLITIS
P130 VEDOLIZUMAB-INDUCED BULLOUS PEMPHIGUS IN A PATIENT WITH ULCERATIVE COLITIS Open
Bullous Pemphigus (BP) is a common acquired immunobullous disease. PB secondary to exposure to different drugs has been described. Mesalamines, Immunomodulators (Azathioprine, cylosporine), TNF alpha antagonists (Infliximab, Adalimumab and…