Synopsis: High-flow nasal cannula is superior to standard facemask oxygen for patients with acute hypoxic respiratory failure. A study by Tommaso Mauri and colleagues examines the physiological changes associated with high-flow nasal cannula, which may explain the unique benefits of this therapy.
Source: Mauri T, Turrini C, Eronia N, et al. Physiologic effects of high-flow nasal cannula in acute hypoxemic respiratory failure. Am J Respir Crit Care Med. 2017;195(9):1207–1215.