us-abfm MCQ (SBA): COPD (Roflumilast)

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HardRespiratory MedicineCOPD (Roflumilast)us-abfmus-abimus-usmle-step-2

A 61-year-old with COPD and frequent exacerbations despite triple therapy has blood eosinophils 80/µL. Which step is reasonable?

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