title: Adenocarcinoma in Barrett's columnar-lined esophagus.
mesh_terms: D000230:Adenocarcinoma / Q000473:pathology; D001706:Biopsy; D003937:Diagnosis, Differential; D004848:Epithelium / Q000473:pathology; D004935:Esophageal Diseases / Q000175:diagnosis; D004938:Esophageal Neoplasms / Q000473:pathology; D004940:Esophageal Stenosis / Q000175:diagnosis; D004945:Esophagoscopy; D006548:Hernia, Diaphragmatic / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged; D009092:Mucous Membrane / Q000473:pathology; D010437:Peptic Ulcer / Q000175:diagnosis