Comments on “Post-extubation high-flow nasal cannula oxygen therapy <em>versus</em> non-invasive ventilation in chronic obstructive pulmonary disease with hypercapnic respiratory failure”

Abstract

Dear Editor, The recent study published by Ketan et al. provides emerging evidence on the expanding indications for high-flow nasal oxygen (HFNO) therapy in chronic obstructive pulmonary disease (COPD). The indications for hypoxemic respiratory failure being robust, the indications of hypercapnic respiratory failure are emerging....