The roentgenologic features of the columnar epithelial-lined lower esophagus.
D002933:Cineradiography; D004935:Esophageal Diseases / Q000000981:diagnostic imaging*; D004940:Esophageal Stenosis / Q000000981:diagnostic imaging*; D005471:Fluoroscopy; D006548:Hernia, Diaphragmatic / Q000000981:diagnostic imaging*; D006801:Humans