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White Opaque Substance, a New Optical Marker on Magnifying Endoscopy: Usefulness in Diagnosing Colorectal Epithelial Neoplasms

Yamasaki K, Hisabe T, Yao K, Ishihara H, Imamura K, Yasaka T, Tanabe H, Iwashita A, Ueki T

Background/Aims: A white substance that is opaque to endoscopic light is sometimes observed in the epithelium during narrowband imaging with magnifying endoscopy of gastric or colorectal epithelial neoplasms. This prospective...
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Current Status of Mucosal Imaging with Narrow-Band Imaging in the Esophagus

Chiam KH, Shin SH, Choi KC, Leiria F, Militz M, Singh R

Recent advances in endoscopic imaging of the esophagus have revolutionized the diagnostic capability for detecting premalignant changes and early esophageal malignancy. In this article, we review the practical application of...
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Image-Enhanced Endoscopy and Its Corresponding Histopathology in the Stomach

Doyama H, Nakanishi H, Yao K

In recent years, the technological innovation and progress of endoscopic equipment have been remarkable, and various endoscopic observation techniques have been developed. Among them, representative techniques are magnified observation and...
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Microvascular density under magnifying narrow-band imaging endoscopy in colorectal epithelial neoplasms

Gonai T, Kawasaki K, Nakamura S, Yanai S, Akasaka R, Sato K, Toya Y, Asakura K, Urushikubo J, Fujita Y, Eizuka M, Uesugi N, Sugai T, Matsumoto

Background/Aims: Magnifying endoscopic classification systems, such as the Japan narrow-band imaging (NBI) Expert Team (JNET) classification, have been widely used for predicting the histologic diagnosis and invasion depth of colorectal...
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Influence of Helicobacter pylori Infection on Endoscopic Findings of Gastric Adenocarcinoma of the Fundic Gland Type

Ishibashi , Fukushima , Ito T, Kobayashi , Tanaka R, Onizuka R

PURPOSE: Gastric adenocarcinoma of the fundic gland type (chief cell predominant type) (GA-FG-CCP) was first reported as a rare adenocarcinoma found in the normal fundic mucosa. Recent studies have proposed...
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Detection and recurrence rate of transurethral resection of bladder tumors by narrow-band imaging: Prospective, randomized comparison with white light cystoscopy

Kim SB, Yoon SG, Tae J, Kim JY, Shim JS, Kang SG, Cheon J, Lee JG, Kim JJ, Kang SH

PURPOSE: The purpose of this study was to evaluate the efficacy of narrow-band imaging (NBI) as a diagnostic tool for detecting bladder tumors during cystoscopy compared with white light cystoscopy...
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Usefulness of Narrow-Band Imaging in Endoscopic Submucosal Dissection of the Stomach

Kim JW

There have been many advances in endoscopic imaging technologies. Magnifying endoscopy with narrow-band imaging is an innovative optical technology that enables the precise discrimination of structural changes on the mucosal...
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Magnified single-balloon enteroscopy in the diagnosis of intestinal follicular lymphoma: a case series

Takahashi , Bamba S, Kawahara M, Nishida A, Inatomi O, Sasaki M, Tsujikawa , Kushima R, Sugimoto M, Kitoh K, Andoh A

The objective of this study was to evaluate the magnified endoscopic findings in the diagnosis of follicular lymphoma in the small intestine in comparison with those of intestinal follicular lymphoma...
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Effectiveness of cholangioscopy using narrow band imaging for hepatobiliary malignancies

Jang JW, Noh DH, Paik KH, Kim SH, Paik IH, Jung SH

PURPOSE: Recently, cholangioscopy using narrow band imaging (NBI) has been used as a diagnostic modality for better visualization in hepatobiliary malignancies; however, there are few reports on it. Our aim...
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Raman Spectroscopy for the Endoscopic Diagnosis of Esophageal, Gastric, and Colonic Diseases

Sharma N, Takeshita , Ho KY

Globally white-light endoscopy with biopsy sampling is the gold standard diagnostic modality for esophageal, gastric, and colonic pathologies. However, there is overwhelming evidence to highlight the deficiencies of an approach...
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Magnifying Endoscopy with Narrow Band Imaging of Early Gastric Cancer: Correlation with Histopathology and Mucin Phenotype

Ok KS, Kim GH, Park DY, Lee HJ, Jeon HK, Baek DH, Lee BE, Song GA

BACKGROUND/AIMS: Magnifying endoscopy with narrow band imaging (ME-NBI) is a useful modality for the detailed visualization of microsurface (MS) and microvascular (MV) structures in the gastrointestinal tract. This study aimed...
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Voice Outcome in Patients Treated With Endoscopic Laryngopharyngeal Surgery for Superficial Hypopharyngeal Cancer

Tateya I, Morita S, Ishikawa S, Muto M, Hirano S, Kishimoto , Hiwatashi , Ito J

OBJECTIVES: Endoscopic laryngopharyngeal surgery (ELPS) is a minimally invasive transoral surgery that was developed to treat superficial larygo-pharyngeal cancer, in which a mucosal lesion is resected transorally while preserving deeper...
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How to manage gastric polyps

Lanke G, Agarwal A, Lee JH

Gastric cancer is the second leading cause of cancer related death in the world. In United States, gastric polyps are found in approximately 6% of upper endoscopy. The incidence of...
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Decision Based on Narrow Band Imaging Cystoscopy without a Referential Normal Standard Rather Increases Unnecessary Biopsy in Detection of Recurrent Bladder Urothelial Carcinoma Early after Intravesical Instillation

Song PH, Cho S, Ko YH

PURPOSE: The purpose of this study was to calculate the operating characteristics of narrowband imaging (NBI) cystoscopy versus traditional white light cystoscopy (WLC) in common clinical scenarios involving suspicion of...
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Advances in the Endoscopic Assessment of Inflammatory Bowel Diseases: Cooperation between Endoscopic and Pathologic Evaluations

Cheon JH

Endoscopic assessment has a crucial role in the management of inflammatory bowel disease (IBD). It is particularly useful for the assessment of IBD disease extension, severity, and neoplasia surveillance. Recent...
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Light-Emitting Diode-Assisted Narrow Band Imaging Video Endoscopy System in Head and Neck Cancer

Chang HJ, Wang WH, Chang YL, Jeng TR, Wu CT, Angot L, Lee CH, Wang PC

BACKGROUND/AIMS: To validate the effectiveness of a newly developed light-emitting diode (LED)-narrow band imaging (NBI) system for detecting early malignant tumors in the oral cavity. METHODS: Six men (mean age, 51.5...
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A Randomized Controlled Clinical Study Comparing the Diagnostic Accuracy of the Histologic Prediction for Colorectal Polyps Depending on the Use of Either Magnified or Nonmagnified Narrow Band Imaging

Kim JJ, Hong KS, Kim JS, Jung HC

BACKGROUND/AIMS: The aim of this study was to compare the diagnostic capabilities of narrow band imaging (NBI) colonoscopy with and without optical magnification in differentiating neoplastic from nonneoplastic colorectal polyps. METHODS:...
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Polyp Detection, Characterization, and Management Using Narrow-Band Imaging with/without Magnification

Utsumi T, Iwatate M, Sano W, Sunakawa H, Hattori S, Hasuike N, Sano Y

Narrow-band imaging (NBI) is a new imaging technology that was developed in 2006 and has since spread worldwide. Because of its convenience, NBI has been replacing the role of chromoendoscopy....
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Clinical Application of Magnifying Endoscopy with Narrow-Band Imaging in the Stomach

Yao K

Magnifying endoscopy with narrow-band imaging (M-NBI) can visualize superficial microanatomies in the stomach. The normal morphology of the microanatomy visualized by M-NBI differs according to the part of the stomach....
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Narrow Band Imaging: Technology Basis and Research and Development History

Gono K

The first launch of narrow band imaging (NBI) was in 2005. Since then, in most countries where gastrointestinal endoscopies are performed, NBI is the most commonly used optical digital method...
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