title: An unusual complication of fiberoptic esophagoscopy.
mesh_terms: D000368:Aged; D002277:Carcinoma / Q000175:diagnosis; D004938:Esophageal Neoplasms / Q000175:diagnosis; D004945:Esophagoscopy / Q000009:adverse effects*; D005336:Fiber Optic Technology; D006801:Humans; D007275:Injections, Intravenous; D008297:Male; D008616:Mephentermine / Q000008:administration & dosage / Q000627:therapeutic use; D012770:Shock, Cardiogenic / Q000188:drug therapy / Q000209:etiology*; D013874:Thiopental
chemical_list: D013874:Thiopental; D008616:Mephentermine