Barrett's esophagus.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001471:Barrett Esophagus / Q000175:diagnosis* / Q000473:pathology / Q000628:therapy; D003680:Deglutition Disorders / Q000175:diagnosis; D004106:Dilatation; D004935:Esophageal Diseases / Q000175:diagnosis*; D004940:Esophageal Stenosis / Q000175:diagnosis* / Q000473:pathology; D004945:Esophagoscopy; D006801:Humans; D008297:Male