A Rare Case of Duodenal Adenocarcinoma Presenting as a Subepithelial Lesion in a Patient Undergoing Investigation for Iron Deficiency Anaemia by Xinxin Hu, Karina Aivazian, Catriona McKenzie, May Wong, Arthur Kaffes, Payal Saxena

“…They are typically mucosal lesions with distinctive features on endoscopy. We describe a rare case of duodenal adenocarcinoma presenting as a subepithelial lesion which posed a diagnostic challenge. …”
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Leucine-rich alpha-2 glycoprotein in combination with C-reactive protein for predicting endoscopic activity in Crohn’s disease: a single-centre, cross-sectional study by Yoshiaki Takada, Hiroki Kiyohara, Yohei Mikami, Masataka Taguri, Ryoya Sakakibara, Yasuhiro Aoki, Kosaku Nanki, Takaaki Kawaguchi, Yusuke Yoshimatsu, Shinya Sugimoto, Tomohisa Sujino, Kaoru Takabayashi, Naoki Hosoe, Haruhiko Ogata, Motohiko Kato, Yasushi Iwao, Nobuhiro Nakamoto, Takanori Kanai

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Derivation and validation of a prediction model for inadequate bowel preparation in Chinese outpatients by Huifang Yin, Yan Wang, Hangfang Wang, Tian Li, Xiangxiang Xu, Fengyu Li, Lihua Huang

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Comprehensive analysis of endoscopic ultrasound (EUS) in mediastinal lesions: patient characteristics, diagnostic outcomes, safety, and efficacy: a multi-country study by Hussein Okasha, Eyad Gadour, Ghias Un Nabi Tayyab, Andrada Seicean, Elbacha Hicham, Emad Emad, Turki Alamri, Nadeem Tehami, Heero Ismael Faraj, Ahmed Alzamzamy, Hiwa Hussein, Mohammed Tag-Adeen, Mohamed Elbasiony, Abed Al-Lehibi, Shereen Saleh, Zaher Houmani, Mohamed Abdelghani, Khaled Ragab, Zahi Ismaili, Othmane Drir, Elsayed Ghoneem, Omar Abdallah, Souad Rebiai, Nonthalee Pausawasdi, Fedoua Rouibaa, Mohamed Borahma, Hassan Atalla, Mahmoud Farouk, Ahmed Altonbary

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The Spiraling Case of a Yellow Chef: Isolated Hyperbilirubinemia by Karen Jiang, Ahmad Najdat Bazarbashi, Sami Dahdal, Adina Voiculescu, Natalia Khalaf

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Inflammatory Bowel Diseases in Children: Modern Achievements in Diagnostics and Therapy by A. I. Khavkin, A. V. Nalyotov, N. A. Marchenko

“…At the same time, strategies for diagnosing and treating these patients are being improved: doctors began using high-definition endoscopy and video capsule endoscopy, the determination of fecal calprotectin, biological therapy (infliximab, adalimumab, vedolizumab, and ustekinumab) and drug monitoring. …”
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Case of Superficial Cancer Located at the Pharyngoesophageal Junction Which Was Dissected by Endoscopic Laryngopharyngeal Surgery Combined with Endoscopic Submucosal Dissection by Kenro Kawada, Tatsuyuki Kawano, Taro Sugimoto, Kazuya Yamaguchi, Yuudai Kawamura, Toshihiro Matsui, Masafumi Okuda, Taichi Ogo, Yuuichiro Kume, Yutaka Nakajima, Andres Mora, Takuya Okada, Akihiro Hoshino, Yutaka Tokairin, Yasuaki Nakajima, Ryuhei Okada, Yusuke Kiyokawa, Fuminori Nomura, Takahiro Asakage, Ryo Shimoda, Takashi Ito

“…In order to determine the indications of transoral surgery for a tumor located at the pharyngoesophageal junction, the trumpet maneuver with transnasal endoscopy was used. Its efficacy is reported here. …”
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Durability of Stretta Radiofrequency Treatment for GERD: Results of an 8-Year Follow-Up by Luca Dughera, Gianluca Rotondano, Maria De Cento, Paola Cassolino, Fabio Cisarò

“…All patients underwent clinical evaluation by upper endoscopy, oesophageal pressure, and pH studies. For each patient 8-year data were compared to those recorded at baseline and at 4 years. …”
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Retrograde Balloon-Assisted Deep Enteroscopy in the Diagnosis of Metastatic Melanoma by William Barge, Mark R. Albertini, Christopher Cold, Daniel Abbott, Deepak Gopal

“…The patient had persistent FDG uptake near the ileocolic junction on imaging, concerning for metastatic melanoma. Capsule endoscopy demonstrated ulcerated mucosa in the distal ileum. …”
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Esophageal Crohn's Disease Treated “Topically” with Swallowed Aerosolized Budesonide by Petros Zezos, Georgios Kouklakis, Anastasia Oikonomou, Michail Pitiakoudis, Constantinos Simopoulos

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Endoscopic Management of Portal Hypertension by Said A. Al-Busafi, Peter Ghali, Philip Wong, Marc Deschenes

“…Cirrhosis is the leading cause of portal hypertension worldwide, with the development of bleeding gastroesophageal varices being one of the most life-threatening consequences. Endoscopy plays an indispensible role in the diagnosis, staging, and prophylactic or active management of varices. …”
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First Video Case Report of Chronic Retrograde Jejunojejunal Intussusception after Subtotal Gastrectomy with Braun’s Anastomosis by Savaş Bayrak, Hasan Bektaş, Necdet Derici, Ekrem Çakar, Şükrü Çolak

“…Upper gastrointestinal endoscopy (UGISE) was applied, and patient was treated with surgery. …”
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Checklist for the Structural Description of the Deep Phenotype in Disorders of Sexual Development by L. Wünsch

“…With the advance of video endoscopy and laparoscopy, fresh insight in gonadal and sex duct anatomy is emerging. …”
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Esophageal Inlet Patch by C. Behrens, Peggy P. W. Yen

“…The diagnosis of inlet patch is confirmed via endoscopy with biopsy. At endoscopy, the lesion appears salmon-coloured and velvety and is easily distinguished from the normal grey-white squamous epithelium of the esophagus. …”
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Safety of Esophagogastroduodenoscopy within 30 Days of Myocardial Infarction: A Retrospective Cohort Study from a Canadian Tertiary Centre by Fahad Al-Ebrahim, Khurram J Khan, Waleed Alhazzani, Ahmed Alnemer, Abdullah Alzahrani, John Marshall, David Armstrong

“…This cohort study examined cardiopulmonary safety in post-MI patients and evaluated specific predictors of complications of post-MI endoscopy.…”
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Pharmacological Management of Esophageal Food Bolus Impaction by Yasir Mohammed Khayyat

“…Other possible options for management include medical agents used to manage it prior to performing endoscopy if access to endoscopy was not available or declined by the patient. …”
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Extensive Causative Esophagitis Caused by Thermal Injury: A Case Report and Review of the Literature by Cherng Harng Lim, Hsu-Heng Yen, Wei-Wen Su, Cherng-Jyr Lim, Hao-Chien Tsai, Shi-Ting Chen

“…A thorough disease course was demonstrated by serials of endoscopy images and video. A comprehensive review of articles and a concise overview of esophageal thermal injury clinical manifestation, disease process, typical endoscopy features, pharmacomanagement option, and outcomes will be conducted in this article.…”
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Endoscopic Perspective in Cholangiocarcinoma Diagnostic Process by O. Urban, P. Vanek, V. Zoundjiekpon, P. Falt

“…While cross-sectional imaging studies are usually conclusive for intrahepatic lesions, endoscopy plays an essential role in cases of extrahepatic tumors. …”
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Bowel Obstruction due to Migration of an Intragastric Balloon Necessitating Surgical Removal before Completion of the Recommended 6 Months by Seyed Morteza Mousavi Naeini, Mahdi Sheikh

“…Within 24 hours of the original procedure, he noticed urine staining. The results of an endoscopy conducted the next day were normal. After ruling out other possible complications using endoscopy and confirming the diagnosis by computed tomography (CT) scan and conservative treatment for 48 hours the patient underwent surgery and the balloon was extracted. …”
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Gastrointestinal Bleeding in COVID-19 Patients: A Systematic Review with Meta-Analysis by Giovanni Marasco, Marcello Maida, Gaetano Cristian Morreale, Massimo Licata, Matteo Renzulli, Cesare Cremon, Vincenzo Stanghellini, Giovanni Barbara

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