Understanding the Pathophysiology of Dysphagia Using an Ultrathin Endoscope via Transnasal Access

Introduction: Patients suffering from dysphagia who are introduced to the gastroenterologist often face a problem: Whereas classical esophageal entities (e.g., tumors, achalasia, Zenker's diverticulum) are easily identified, other diseases leading to dysphagia may be difficult to be anticipated in sedated patients by the endoscopist. Methods: In a multidisciplinary setting, 40 consecutive patients with suspected neurogenic dysphagia were...