Diagnostic medical esophagoscopy.
D003680:Deglutition Disorders / Q000175:diagnosis; D004931:Esophageal Achalasia / Q000175:diagnosis; D004945:Esophagoscopy; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis; D006548:Hernia, Diaphragmatic / Q000175:diagnosis; D006801:Humans; D008103:Liver Cirrhosis / Q000175:diagnosis; D009820:Ohio