A 90-year-old man who formerly smoked and has COPD presents to the clinic for a follow-up visit. His daughter reports that over the past 2 weeks he has had increased shortness of breath on exertion, increased sputum production, and increased sputum purulence. On physical exam, he is afebrile and his oxygen saturation on room air is 92%. Which of the following is the most appropriate next step in management?
[Solved]: A 90-year-old man who formerly smoked and has COPD…
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