Revisiting oxygen therapy in patients with exacerbation of chronic obstructive pulmonary disease.

摘要: is a timely reminder of the importance avoiding induction hyperoxic hypercapnia in patients with acute-on-chronic respiratory failure. The complica-tion acute hypercapnic failure precipitated by giving oxygen has long been recognised; most resident medical and nursing staff are aware this problem. natural intervention presenting to relieve any hypoxia supplemental oxygen, but can be associated carbon dioxide retention, narcosis, acidosis, death. That use controlled flow rates could avoid complication (and need, those days, for tracheostomy invasive ventilation) was first recognised 1940s 1950s.