Peter Slinger MD, FRCPC
Assoc. Professor, Dept. Anesthesia, University of Toronto

The incidence of hypoxemia during one-lung ventilation (OLV) with an inspired oxygen concentration (FiO2) of 1.0 has declined from levels of 20-25% in the 1970’s to less than 10% today. Two advances in thoracic anaesthesia affect oxygenation. First, the routine use of fiberoptic bronchoscopy to position DLTs. Second, improved anesthetic techniques with lower doses of volatile agents. Continue Reading »