CC BY-NC-ND 4.0 · Endosc Int Open 2022; 10(09): E1302-E1306
DOI: 10.1055/a-1894-0719
Innovation forum

Gel immersion endoscopic submucosal dissection: clinical experience with 13 cases of superficial esophageal cancer

Yuya Nakano
1   Department of Gastroenterology, Saitama Medical University International Medical Center, Saitama, Japan
,
Tomoaki Tashima
1   Department of Gastroenterology, Saitama Medical University International Medical Center, Saitama, Japan
,
Ryuhei Jinushi
1   Department of Gastroenterology, Saitama Medical University International Medical Center, Saitama, Japan
,
Rie Terada
1   Department of Gastroenterology, Saitama Medical University International Medical Center, Saitama, Japan
,
Yumi Mashimo
1   Department of Gastroenterology, Saitama Medical University International Medical Center, Saitama, Japan
,
Tomonori Kawasaki
2   Department of Pathology, Saitama Medical University International Medical Center, Saitama, Japan
,
Toshio Uraoka
3   Department of Gastroenterology and Hepatology, Graduate School of Medicine, Gunma University, Gunma, Japan.
,
Shomei Ryozawa
1   Department of Gastroenterology, Saitama Medical University International Medical Center, Saitama, Japan
› Institutsangaben

Abstract

Esophageal endoscopic submucosal dissection (ESD) of tumors located on the gravity side is technically challenging. Given that gel immersion ESD (GIESD) is performed by immersing lesions in gel, we hypothesized that it could be used to eliminate the disadvantage associated with submerging the gravity side. Here, we performed GIESD using VISCOCLEAR for superficial esophageal cancer on the gravity side of the esophagus, with monopolar devices. This study aimed to evaluate the short-term outcomes of GIESD for superficial esophageal cancer. Fifteen patients with 16 superficial esophageal cancers underwent GIESD by a single operator, and 13 cases were evaluated. All patients were male, and GIESD was performed in the middle (12/13, 92.3 %) and lower (1/13, 7.7 %) thoracic esophagus. The lesions were located on the left (7/13, 53.8 %), posterior (5/13, 38.5 %), and right (1/13, 7.7 %) esophageal walls. The median procedure time was 27 minutes (interquartile range [IQR], 14–68), and the median dissection speed was 20 mm2/min (IQR, 14–25.7). The median amount of gel used was 400 mL (IQR, 360–580), and no gel-related adverse events were observed. The median total dose of midazolam was 3 mg (IQR, 2–5). GIESD was completed with en bloc and R0 resections achieved in 100 % of the 13 cases. Delayed adverse events, such as bleeding or perforation, did not occur (0/13, 0 %).



Publikationsverlauf

Eingereicht: 25. Februar 2022

Angenommen nach Revision: 04. Juli 2022

Accepted Manuscript online:
07. Juli 2022

Artikel online veröffentlicht:
14. September 2022

© 2022. The Author(s). This is an open access article published by Thieme under the terms of the Creative Commons Attribution-NonDerivative-NonCommercial License, permitting copying and reproduction so long as the original work is given appropriate credit. Contents may not be used for commercial purposes, or adapted, remixed, transformed or built upon. (https://creativecommons.org/licenses/by-nc-nd/4.0/)

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