title: What is your diagnosis? Diffuse fluid- and air-filled megaesophagus.
mesh_terms: D000818:Animals; D004283:Dog Diseases / Q000000981:diagnostic imaging*; D004285:Dogs; D004931:Esophageal Achalasia / Q000000981:diagnostic imaging / Q000662:veterinary*; D004947:Esophagus / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D011859:Radiography