title: Diagnosis of Barrett's esophagus by pertechnetate scintigraphy.
mesh_terms: D001706:Biopsy; D004935:Esophageal Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology; D004940:Esophageal Stenosis / Q000000981:diagnostic imaging / Q000209:etiology* / Q000473:pathology; D004943:Esophagogastric Junction; D004947:Esophagus / Q000002:abnormalities / Q000473:pathology; D005753:Gastric Mucosa / Q000002:abnormalities / Q000473:pathology; D006548:Hernia, Diaphragmatic / Q000150:complications; D006801:Humans; D008297:Male; D008875:Middle Aged; D010437:Peptic Ulcer / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology; D011829:Radiation Dosage; D011859:Radiography; D011877:Radionuclide Imaging; D013667:Technetium
chemical_list: D013667:Technetium