Fiorelli, A Acute life-threatening airway obstruction with pseudomembrane formation after percutaneous dilational tracheostomy. [electronic resource] - Anaesthesia and intensive care Sep 2012 - 904-5 p. digital Publication Type: Case Reports; Letter ISSN: 0310-057X Subjects--Topical Terms: AgedAirway Obstruction--etiologyFemaleHumansTongue Neoplasms--surgeryTracheostomy--adverse effects