title: Immediate postoperative death associated with severe laryngeal obstruction.
mesh_terms: D001344:Autopsy; D001466:Barium Sulfate; D005260:Female; D006801:Humans; D007829:Laryngostenosis / Q000601:surgery*; D008875:Middle Aged; D011183:Postoperative Complications; D012129:Respiratory Function Tests; D014140:Tracheotomy
chemical_list: D001466:Barium Sulfate