Question

A 68-year-old with COPD exacerbation has ABG: pH 7.28, PaCO₂ 65 mm Hg, PaO₂ 62 mm Hg on supplemental oxygen, RR 30/min with accessory muscle use. What is the best next step?

Accepted Answer

Noninvasive ventilation (bilevel positive airway pressure)

Answer

Immediate endotracheal intubation

Answer

High-flow nasal cannula only

Answer

IV sodium bicarbonate

Answer

Heliox therapy

Practice question

A 68-year-old with COPD exacerbation has ABG: pH 7.28, PaCO₂ 65 mm Hg, PaO₂ 62 mm Hg on supplemental oxygen, RR 30/min with accessory muscle use. What is the best next step?