Usefulness of a dedicated mouthpiece for the Valsalva maneuver to visualize the hypopharynx during transoral endoscopy

Usefulness of a dedicated mouthpiece for the Valsalva maneuver to visualize the hypopharynx during transoral endoscopy

Background and study aims Patients with esophageal squamous cell carcinoma (SCC) are at high risk of developing second primary SCCs in the hypopharynx. However, such second primary tumors are difficult to observe because of lumen closure. The Valsalva maneuver using a dedicated mouthpiece is a promi...

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Bibliographic Details
Main Authors: Minoru Kato, Yoshito Hayashi, Ryotaro Uema, Hirotsugu Saiki, Keiichi Kimura, Takanori Inoue, Akihiko Sakatani, Shunsuke Yoshii, Yoshiki Tsujii, Shinichiro Shinzaki, Eisuke Hida, Hideki Iijima, Tetsuo Takehara
Format: Article
Language:English
Published: Georg Thieme Verlag KG 2020-03-01
Series:Endoscopy International Open
Online Access:http://www.thieme-connect.de/DOI/DOI?10.1055/a-1099-9130

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http://www.thieme-connect.de/DOI/DOI?10.1055/a-1099-9130

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