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Nasal breathing is superior to oral breathing when performing and undergoing transnasal endoscopy: a randomized trial.
Takahashi, Keitaro; Murakami, Yuki; Sasaki, Takahiro; Ueno, Nobuhiro; Tachibana, Shion; Ikeda, Junpei; Ishigaki, Kenichi; Horiuchi, Masashi; Yoshida, Moe; Uehara, Kyoko; Kobayashi, Yu; Sugiyama, Yuya; Kunogi, Takehito; Muto, Mizue; Ando, Katsuyoshi; Muto, Momotaro; Kashima, Shin; Moriichi, Kentaro; Tanabe, Hiroki; Yanagawa, Nobuyuki; Harada, Kazumichi; Teramoto, Takashi; Okumura, Toshikatsu; Fujiya, Mikihiro.
Afiliación
  • Takahashi K; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Murakami Y; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Sasaki T; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Ueno N; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Tachibana S; Department of Internal Medicine, Engaru-Kosei General Hospital, Monbetsu, Hokkaido, Japan.
  • Ikeda J; Department of Internal Medicine, Engaru-Kosei General Hospital, Monbetsu, Hokkaido, Japan.
  • Ishigaki K; Department of Internal Medicine, Engaru-Kosei General Hospital, Monbetsu, Hokkaido, Japan.
  • Horiuchi M; Department of Internal Medicine, Engaru-Kosei General Hospital, Monbetsu, Hokkaido, Japan.
  • Yoshida M; Department of Internal Medicine, Engaru-Kosei General Hospital, Monbetsu, Hokkaido, Japan.
  • Uehara K; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Kobayashi Y; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Sugiyama Y; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Kunogi T; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Muto M; Department of Internal Medicine, Engaru-Kosei General Hospital, Monbetsu, Hokkaido, Japan.
  • Ando K; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Muto M; Department of Internal Medicine, Engaru-Kosei General Hospital, Monbetsu, Hokkaido, Japan.
  • Kashima S; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Moriichi K; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Tanabe H; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Yanagawa N; Department of Internal Medicine, Engaru-Kosei General Hospital, Monbetsu, Hokkaido, Japan.
  • Harada K; Department of Gastroenterology, Harada Hospital, Asahikawa, Hokkaido, Japan.
  • Teramoto T; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Okumura T; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
  • Fujiya M; Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University, Asahikawa, Hokkaido, Japan.
Endoscopy ; 55(3): 207-216, 2023 03.
Article en En | MEDLINE | ID: mdl-35835446
BACKGROUND : Transnasal endoscopy presents a technical difficulty when inserting the flexible endoscope. It is unclear whether a particular breathing method is useful for transnasal endoscopy. Therefore, we conducted a prospective randomized controlled trial to compare endoscopic operability and patient tolerance between patients assigned to nasal breathing or oral breathing groups. METHODS : 198 eligible patients were randomly assigned to undergo transnasal endoscopy with nasal breathing or with oral breathing. Endoscopists and patients answered questionnaires on the endoscopic operability and patient tolerance using a 100-mm visual analog scale ranging from 0 (non-existent) to 100 (most difficult/unbearable). The visibility of the upper-middle pharynx was recorded. RESULTS : Patient characteristics did not differ significantly between the groups. Nasal breathing showed a higher rate of good visibility of the upper-middle pharynx than oral breathing (91.9 % vs. 27.6 %; P < 0.001). Nasal breathing showed lower mean [SD] scores than oral breathing in terms of overall technical difficulty (21.0 [11.4] vs. 35.4 [15.0]; P < 0.001). Regarding patient tolerance, nasal breathing showed lower scores than oral breathing for overall discomfort (22.1 [18.8] vs. 30.5 [20.9]; P = 0.004) and other symptoms, including nasal and throat pain, choking, suffocating, gagging, belching, and bloating (all P < 0.05). The pharyngeal bleeding rate was lower in the nasal breathing group than in the oral breathing group (0 % vs. 9.2 %; P = 0.002). CONCLUSIONS : Nasal breathing is superior to oral breathing for those performing and undergoing transnasal endoscopy. Nasal breathing led to good visibility of the upper-middle pharynx, improved endoscopic operability, and better patient tolerance, and was safer owing to decreased pharyngeal bleeding.
Asunto(s)

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Endoscopía Gastrointestinal / Endoscopía Tipo de estudio: Clinical_trials Límite: Humans Idioma: En Revista: Endoscopy Año: 2023 Tipo del documento: Article País de afiliación: Japón Pais de publicación: Alemania

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Endoscopía Gastrointestinal / Endoscopía Tipo de estudio: Clinical_trials Límite: Humans Idioma: En Revista: Endoscopy Año: 2023 Tipo del documento: Article País de afiliación: Japón Pais de publicación: Alemania