us-abim MCQ (SBA): HFrEF Optimization

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HardCardiologyHFrEF Optimizationus-abimus-usmle-step-3

A 61-year-old with HFrEF and persistent NYHA III symptoms on quadruple therapy has EF 28% and HR 76 with sinus rhythm. QRS 110 ms. What next is reasonable to reduce hospitalization?

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us-abim MCQ: HFrEF Optimization — Answer & Explanation | iatroX