Facilitating duodenoscope insertion with a balloon overtube in a patient with gastric deformity

CC BY 4.0 · Endoscopy 2025; 57(S 01): E365-E366
DOI: 10.1055/a-2584-1901

E-Videos

Authors

Yosuke Ohashi

¹First Department of Internal Medicine, Gifu University Hospital, Gifu, Japan (Ringgold ID: RIN476117)
Takuji Iwashita

¹First Department of Internal Medicine, Gifu University Hospital, Gifu, Japan (Ringgold ID: RIN476117)
Shota Iwata

¹First Department of Internal Medicine, Gifu University Hospital, Gifu, Japan (Ringgold ID: RIN476117)
Shinya Uemura

¹First Department of Internal Medicine, Gifu University Hospital, Gifu, Japan (Ringgold ID: RIN476117)
Masahito Shimizu

¹First Department of Internal Medicine, Gifu University Hospital, Gifu, Japan (Ringgold ID: RIN476117)

References
1 Wai CT, Yeoh KG, Ho KY. Esophageal intubation with duodenoscope in the presence of pharyngeal pouch by a guidewire and catheter-guided technique. Surg Laparosc Endosc Percutan Tech 2002; 12: 362-363
2 Kikuyama M, Itoi T, Sasada Y. et al. Large-balloon technique for one-step endoscopic biliary stenting in patients with an inaccessible major papilla owing to difficult duodenal stricture (with video). Gastrointest Endosc 2009; 70: 568-572
3 Kawakami H, Kubota Y, Ban T. et al. A duodenoscope anchoring technique in a case of difficult scope intubation due to scope-pyloric ring misalignment. Endoscopy 2021; 53: E455-E456
4 Kawakami H, Uchiyama N, Ogawa S. Duodenoscope insertion difficulty due to perigastric adhesions overcome using an overtube. J Hepatobiliary Pancreat Sci 2023; 30: e84-e85
5 Dickey W, Porter KG. Duodenoscope intubation of the oesophagus in the presence of pharyngeal pouch made possible by an overtube. Endoscopy 1995; 27: 212-213