Depictability of the upper gastrointestinal tract on forward‐viewing radial endoscopic ultrasonography versus standard upper esophagogastroduodenoscopy

Abstract Objectives Esophagogastroduodenoscopy (EGD) is a widely used modality for investigating the upper gastrointestinal (GI) tract, similar to endoscopic ultrasonography (EUS) for the pancreaticobiliary system. A recent and novel forward‐viewing radial EUS has potential as an EGD. However, this...

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Main Authors: Tesshin Ban, Yoshimasa Kubota, Takuya Takahama, Shun Sasoh, Tomoaki Ando, Makoto Nakamura, Takashi Joh
Format: Article
Language:English
Published: Wiley 2022-04-01
Series:DEN Open
Subjects:
Online Access:https://doi.org/10.1002/deo2.89
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author Tesshin Ban
Yoshimasa Kubota
Takuya Takahama
Shun Sasoh
Tomoaki Ando
Makoto Nakamura
Takashi Joh
author_facet Tesshin Ban
Yoshimasa Kubota
Takuya Takahama
Shun Sasoh
Tomoaki Ando
Makoto Nakamura
Takashi Joh
author_sort Tesshin Ban
collection DOAJ
description Abstract Objectives Esophagogastroduodenoscopy (EGD) is a widely used modality for investigating the upper gastrointestinal (GI) tract, similar to endoscopic ultrasonography (EUS) for the pancreaticobiliary system. A recent and novel forward‐viewing radial EUS has potential as an EGD. However, this potential has not yet been evaluated and reported in the literature. We compared the depictability of the upper GI tract on EUS using a standard EGD. Methods This was a prospective study in a single session in an identical patient and it was conducted at a single center. Results Sixty‐nine participants were enrolled in this study. A forward‐viewing radial EUS revealed equivalent visualizing performance compared with the standard EGD, except for the retroflex view of the three angular areas. Depiction scores of the anterior wall, lesser curvature, and posterior wall of the angulus in the retroflex view in the forward‐viewing radial EUS were 1.94 (95% confidence interval [CI], 1.36–2.52), 2.03 (95% CI, 1.48–2.58), and 1.93 (95% CI, 1.35–2.50), respectively. These scores were significantly lower compared with those of standard EGD scores of 2.97 (95% CI, 2.86–3.08), 2.97 (95% CI, 2.86–3.78), and 2.96 (95% CI, 2.83–3.09], respectively; p < 0.001). The rate of full‐mark score in these three angular areas was significantly lower in the forward‐viewing radial EUS than in the standard EGD (21/69, 30.4%; 23/69, 33.3%; 21/69, 30.4% vs. 67/69; 97.1%, 67/69; 97.1%, 66/69; 95.7%, p < 0.001 for all). Conclusions Although forward‐viewing radial EUS has the potential to simultaneously investigate the upper GI and pancreaticobiliary systems, it is too early to introduce it for this purpose.
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spelling doaj.art-b55d362684bb4834b9a32be8f42f83902022-12-22T01:55:54ZengWileyDEN Open2692-46092022-04-0121n/an/a10.1002/deo2.89Depictability of the upper gastrointestinal tract on forward‐viewing radial endoscopic ultrasonography versus standard upper esophagogastroduodenoscopyTesshin Ban0Yoshimasa Kubota1Takuya Takahama2Shun Sasoh3Tomoaki Ando4Makoto Nakamura5Takashi Joh6Department of Gastroenterology and Hepatology Gamagori Municipal Hospital Aichi JapanDepartment of Gastroenterology and Hepatology Gamagori Municipal Hospital Aichi JapanDepartment of Gastroenterology and Hepatology Gamagori Municipal Hospital Aichi JapanDepartment of Gastroenterology and Hepatology Gamagori Municipal Hospital Aichi JapanDepartment of Gastroenterology and Hepatology Gamagori Municipal Hospital Aichi JapanDepartment of Gastroenterology and Hepatology Gamagori Municipal Hospital Aichi JapanDepartment of Gastroenterology and Hepatology Gamagori Municipal Hospital Aichi JapanAbstract Objectives Esophagogastroduodenoscopy (EGD) is a widely used modality for investigating the upper gastrointestinal (GI) tract, similar to endoscopic ultrasonography (EUS) for the pancreaticobiliary system. A recent and novel forward‐viewing radial EUS has potential as an EGD. However, this potential has not yet been evaluated and reported in the literature. We compared the depictability of the upper GI tract on EUS using a standard EGD. Methods This was a prospective study in a single session in an identical patient and it was conducted at a single center. Results Sixty‐nine participants were enrolled in this study. A forward‐viewing radial EUS revealed equivalent visualizing performance compared with the standard EGD, except for the retroflex view of the three angular areas. Depiction scores of the anterior wall, lesser curvature, and posterior wall of the angulus in the retroflex view in the forward‐viewing radial EUS were 1.94 (95% confidence interval [CI], 1.36–2.52), 2.03 (95% CI, 1.48–2.58), and 1.93 (95% CI, 1.35–2.50), respectively. These scores were significantly lower compared with those of standard EGD scores of 2.97 (95% CI, 2.86–3.08), 2.97 (95% CI, 2.86–3.78), and 2.96 (95% CI, 2.83–3.09], respectively; p < 0.001). The rate of full‐mark score in these three angular areas was significantly lower in the forward‐viewing radial EUS than in the standard EGD (21/69, 30.4%; 23/69, 33.3%; 21/69, 30.4% vs. 67/69; 97.1%, 67/69; 97.1%, 66/69; 95.7%, p < 0.001 for all). Conclusions Although forward‐viewing radial EUS has the potential to simultaneously investigate the upper GI and pancreaticobiliary systems, it is too early to introduce it for this purpose.https://doi.org/10.1002/deo2.89esophagogastroduodenoscopyforward‐viewing radial endoscopic ultrasonographyforward‐viewing radial EUSupper gastrointestinal tractupper GI
spellingShingle Tesshin Ban
Yoshimasa Kubota
Takuya Takahama
Shun Sasoh
Tomoaki Ando
Makoto Nakamura
Takashi Joh
Depictability of the upper gastrointestinal tract on forward‐viewing radial endoscopic ultrasonography versus standard upper esophagogastroduodenoscopy
DEN Open
esophagogastroduodenoscopy
forward‐viewing radial endoscopic ultrasonography
forward‐viewing radial EUS
upper gastrointestinal tract
upper GI
title Depictability of the upper gastrointestinal tract on forward‐viewing radial endoscopic ultrasonography versus standard upper esophagogastroduodenoscopy
title_full Depictability of the upper gastrointestinal tract on forward‐viewing radial endoscopic ultrasonography versus standard upper esophagogastroduodenoscopy
title_fullStr Depictability of the upper gastrointestinal tract on forward‐viewing radial endoscopic ultrasonography versus standard upper esophagogastroduodenoscopy
title_full_unstemmed Depictability of the upper gastrointestinal tract on forward‐viewing radial endoscopic ultrasonography versus standard upper esophagogastroduodenoscopy
title_short Depictability of the upper gastrointestinal tract on forward‐viewing radial endoscopic ultrasonography versus standard upper esophagogastroduodenoscopy
title_sort depictability of the upper gastrointestinal tract on forward viewing radial endoscopic ultrasonography versus standard upper esophagogastroduodenoscopy
topic esophagogastroduodenoscopy
forward‐viewing radial endoscopic ultrasonography
forward‐viewing radial EUS
upper gastrointestinal tract
upper GI
url https://doi.org/10.1002/deo2.89
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