Atlas of Endoscopy with Narrow Band Imaging by Manabu Muto, Kenshi Yao, Yasushi Sano

By Manabu Muto, Kenshi Yao, Yasushi Sano

With its concentrate on slender band imaging, this ebook is a wonderful reference for brand spanking new in addition to skilled practitioners within the box of endoscopy. slim band imaging has led to a innovative development in diagnostic endoscopy, permitting aim prognosis and detailed detection of lesions. It has improved the potential of endoscopy to facilitate qualitative diagnoses for the nice advantage of sufferers who suffer endoscopic examinations. although, a standardized approach of class has no longer but been tested and plenty of clinicians and researchers aren't but hugely expert in using the method or reading the pictures which are produced. This atlas addresses these concerns, supplying transparent, easy and easy-to-understand descriptions illustrated with beneficiant use of endoscopic images.

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Additional info for Atlas of Endoscopy with Narrow Band Imaging

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3 Non-magnifying NBI Examination For suspected SCCs, a useful marker for differentiating between cancer and non-cancer is whether a well-demarcated brownish area is present or not. Even if the brownish area cannot be delineated over its entire circumference, if the lesion is cancerous somewhere on its margin, a distinct demarcation line will be discernible. Lesions with a strong tendency to keratinization appear as low flat whitish protuberances. 4 Magnifying NBI Examination For lesions presenting as a well-demarcated brownish area or a low flat whitish protuberance, identification of abnormal blood vessels (Inoue’s classification ≥ type III or Arima’s classification ≥ type 2; see the relevant sections) using M-NBI allows us to diagnose malignancy with an accuracy exceeding 90 %.

2. Nasal cavity Hard palate Nasopharynx Platine tonsil Circumvallate papilla Tongue Soft palate Uvula Oropharynx Epiglottis Hyoid bone Vocal fold Hypopharynx Thyroid cartilage Cricoid cartilage Esophagus Fig. 2 Parts of the pharynx Trachea 3 37 Overview There are also boundaries between the oropharynx and the oral cavity and between the hypopharynx and the larynx and cervical esophagus, making identification of the respective regions difficult (Fig. 3). The hypopharyngeal subsites are particularly complicated and difficult to understand.

The esophagogastric junction is examined using both NBI and WLI (Fig. 9), to ascertain whether reflux esophagitis or Barrett’s epithelium is present. We look for dysplasia within the Barrett’s epithelium using M-NBI. Since WLI examination is the standard method for the stomach at this moment due to limitations with lighting intensity, so examination of the esophagus during scope withdrawal is performed using WLI as for the stomach, enabling examination of inflammatory changes and other features difficult to identify using NBI during scope insertion.

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