title: [Idiopathic and functional megaesophagus].
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D000013:Congenital Abnormalities / Q000000981:diagnostic imaging / Q000503:physiopathology; D003937:Diagnosis, Differential; D004935:Esophageal Diseases / Q000000981:diagnostic imaging / Q000503:physiopathology; D004945:Esophagoscopy; D004947:Esophagus / Q000002:abnormalities*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography
vernacular_title: Megaesófago idiopático o funcional