Ultrathin Versus Conventional Esophagogastroduodenoscopy in Unsedated Patient With or Without Local Pharyngeal Anaesthesia
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The purpose of this study is to investigate whether an ultrathin endoscope will improve a patient's tolerance during the procedure. In addition, this study will look at whether local pharyngeal anaesthesia is necessary during ultrathin endoscopy.
Condition or disease
Procedure: Local pharyngeal anaesthesiaDevice: Ultrathin endoscope
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