us-abfm MCQ (SBA): COPD

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ModerateRespiratory MedicineCOPDus-abfmus-abimus-usmle-step-2

A 68-year-old man with COPD (FEV₁ 48% predicted) has persistent dyspnea despite LAMA monotherapy and one exacerbation last year. What is the recommended escalation?

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us-abfm MCQ: COPD — Answer & Explanation | iatroX