Identifying early gastric cancer under magnifying narrow-band images with deep learning

Post written by Jie Tian, PhD, from the CAS Key Laboratory of Molecular Imaging, Beijing Key Laboratory of Molecular Imaging, The State Key Laboratory of Management and Control for Complex Systems, Institute of Automation, Chinese Academy of Sciences, and the Beijing Advanced Innovation Center for Big Data-Based Precision Medicine, School of Medicine and Engineering, Beihang …

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Performance of a computer-aided diagnosis system in diagnosing early gastric cancer using magnifying endoscopy videos with narrow-band imaging

Post written by Yusuke Horiuchi, MD, PhD, from the Department of Gastroenterology, Cancer Institute Hospital, Tokyo, Japan. The performance of magnifying endoscopy with narrow-band imaging (ME-NBI) using a computer-aided diagnosis (CAD) system in diagnosing early gastric cancer (EGC) is unclear. Here, the focus of our study is to clarify the differences in the diagnostic performance …

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Narrow-band imaging, volumetric laser endomicroscopy, and pathologic findings in Barrett’s esophagus

Post written by Norio Fukami, MD, AGAF, FACG, FASGE, from the Division of Gastroenterology and Hepatology, Mayo Clinic, Scottsdale, Arizona, USA. The case described in the video is a 36-year-old man with 10-year history of Barrett’s esophagus undergoing surveillance every 3 years who was referred for endoscopic resection on nodular dysplasia with cancer in the …

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Computer-aided diagnosis for identifying and delineating early gastric cancers

Post written by Takashi Kanesaka, MD, Noriya Uedo, MD, and Tsung-Chun Lee, MD, from the Department of Gastrointestinal Oncology, Osaka International Cancer Institute, Osaka, Japan, and the Department of Internal Medicine, National Taiwan University Hospital and College of Medicine, National Taiwan University, Taipei, Taiwan. Gastric cancer remains the third leading cause of cancer-related death globally. …

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Clinical impact of narrow-band imaging magnifying endoscopic classification of colorectal tumors

Post written by Shinji Tanaka, MD, PhD, from Endoscopy and Medicine, Graduate School of Biomedical & Health Sciences, Hiroshima University, Japan. By JNET classification using magnifying observation, it will be possible to characterize the lesions of NICE Type 2 more in detail. NICE Type 2 includes various lesion such as dysplasia, superficial submucosal carcinoma, and …

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Mating Ancylostoma Duodenale under Magnifying Endoscopy

Ming-Yan Cai, MD, from the Endoscopy Center and Endoscopy Research Institute, Zhongshan Hospital, Fudan University, Shanghai, China, presents this video case. During a regular EGD exam, using a magnifying scope with narrow-band imaging (NBI) function, we observed a very interesting pattern of Ancylostoma duodenale. A male worm was coiled around a female one and the …

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Editor’s Choice: cold forceps polypectomy using NBI endoscopy

Associate Editor Seth A. Gross, MD, FASGE highlights this article from the March issue: "A prospective randomized comparative study of cold forceps polypectomy by using narrow-band imaging endoscopy versus cold snare polypectomy in patients with diminutive colorectal polyps." This study highlights the importance of proper polypectomy technique depending on polyp size when dealing with diminutive polyps. …

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Detectability of colorectal polyps by using BLI

Naohisa Yoshida, MD, PhD, from the Department of Molecular Gastroenterology and Hepatology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, in Kyoto, Japan discusses this Original Article "Improvement in the visibility of colorectal polyps by using blue laser imaging (with video)." We proved the improvement of polyp visibility by blue laser imaging (BLI) …

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Narrow-band imaging of intestinal lymphomas

Mikihiro Fujiya, MD from the Division of Gastroenterology at Asahikawa Medical University in Asahikawa, Japan discusses this Original Article "Decreased numbers of vascular networks and irregular vessels on narrow-band imaging are useful findings for distinguishing intestinal lymphoma from lymphoid hyperplasia." In this study, we focused on the endoscopic features of intestinal malignant lymphoma using narrow-band …

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Acetic acid spray enhances accuracy of NBI

Nikolas Eleftheriadis, MD from the Digestive Disease Center at Showa University Northern Yokohama Hospital in Japan shares this video case "Acetic acid spray enhances accuracy of narrow-band imaging (NBI) magnifying endoscopy for endoscopic tissue characterization of early gastric cancer." In this video case we demonstrated a novel endoscopic technique using acetic acid chromoendoscopy in combination …

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