Placing a mask on COVID-19 patients during high-flow nasal cannula therapy reduces aerosol particle dispersion

ERJ Open Res. 2021 Jan 25;7(1):00519-2020. doi: 10.1183/23120541.00519-2020. eCollection 2021 Jan.


Wearing a surgical/procedure mask over high-flow nasal cannula (HFNC) reduces aerosol particle concentrations in the patients' vicinity. Wearing a mask over HFNC should be encouraged to reduce risks of aerosol transmission. #COVID19