Factors Associated with Belching and Retching during Esophagogastroduodenoscopy and Their Effects on Z-Line Appearance

Autor: Sang Hoon Lee, Seung-Joo Nam, Sung Joon Lee, Sung Chul Park, Dae Hee Choi, Chang Don Kang, Jin Myung Park
Jazyk: English<br />Korean
Rok vydání: 2022
Předmět:
Zdroj: The Korean Journal of Helicobacter and Upper Gastrointestinal Research, Vol 22, Iss 4, Pp 295-302 (2022)
Druh dokumentu: article
ISSN: 1738-3331
DOI: 10.7704/kjhugr.2022.0035
Popis: Background/Aims Belching and retching tend to cause technical difficulties during endoscopic procedures; however, risk factors associated with belching and retching during endoscopy remain unclear. In this study, we investigated the factors associated with belching and retching during unsedated endoscopy and the effects of belching and retching on the grading of Los Angeles (LA) classification of reflux esophagitis. Materials and Methods This prospective observational study included patients who underwent unsedated esophagogastroduodenoscopy (EGD). We used a predefined grading system to evaluate belching and retching during the endoscopic examination. LA classification grades were compared between the endoscope insertion and withdrawal phases of EGD. Results The study included 327 patients. Age (specifically, young age [
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