Tracheal stenosis is a serious complication following prolonged intubation. There are important differences in the challenges of airway management. This study consists of our anesthesia management experience in patients with unusual placement of tracheal stenosis due to Covid-19 undergoing tracheal dilatation.
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PCO2
Timeframe: PCO2 value at baseline just before entubation, peroperative 5, 15, 30, 45 minutes after induction, and before the extubation through surgery completion
PO2
Timeframe: PO2 value at baseline just before entubation, peroperative 5, 15, 30, 45 minutes after induction, and before the extubation through surgery completion