us-abim MCQ (SBA): Heart Failure (HFrEF)

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EasyCardiologyHeart Failure (HFrEF)us-abimus-usmle-step-2

A 72-year-old with HFrEF 30% on ACEI, β-blocker, and SGLT2 inhibitor has persistent symptoms. K+ 4.5, eGFR 55. Next mortality-reducing addition?

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us-abim MCQ: Heart Failure (HFrEF) — Answer & Explanation | iatroX