A 68-year-old patient with end-stage COPD is admitted to the…
A 68-year-old patient with end-stage COPD is admitted to the ICU with severe dyspnea, respiratory acidosis (pH 7.28, PaCO₂ 65 mmHg, PaO₂ 52 mmHg), and confusion. The patient is on 2L nasal cannula oxygen, but their oxygen saturation remains at 85%. The provider orders an increase in oxygen therapy. Which intervention should the nurse prioritize to prevent further respiratory complications?