title: Oesophageal obstruction due to hygroscopic gum laxative.
mesh_terms: D000368:Aged; D001630:Bezoars / Q000000981:diagnostic imaging / Q000209:etiology*; D004935:Esophageal Diseases / Q000209:etiology*; D005260:Female; D006801:Humans; D007618:Karaya Gum / Q000009:adverse effects*; D011134:Polysaccharides / Q000009:adverse effects*; D011859:Radiography
chemical_list: D011134:Polysaccharides; D007618:Karaya Gum