“…Results are summarized in the Table. The patients presenting with critical airway obstruction had a range of airway pathologies. These included: tracheal tumour (14 patients, 31%), 22,24,27,28,31 tracheal stenosis (nine patients, 20%), 21,22,38,39 head and neck cancer (nine patients, 20%), 23,29,40 large mediastinal mass (six patients, 13%), 47 primary lung cancer (two patients, 5%), 25,30 benign thyroid goiter (two patients, 5%), 53,54 esophageal cancer (one patient, 2%), 25 malignant melanoma (one patient, 2%), 55 and tracheal granulomas (one patient, 2%). 56 All surgeries included in this review were performed in tertiary institutions with ready access to CPB or ECMO.…”