title: Tracheal obstruction with a difficult anaesthetic problem.
mesh_terms: D000236:Adenoma / Q000150:complications; D000328:Adult; D000772:Anesthesia, Local; D006801:Humans; D008297:Male; D009373:Neoplasms, Germ Cell and Embryonal / Q000601:surgery*; D013964:Thyroid Neoplasms / Q000150:complications; D014134:Tracheal Neoplasms / Q000601:surgery*