us-abim MCQ (SBA): HFrEF Device Therapy

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HardCardiologyHFrEF Device Therapyus-abimus-usmle-step-3

A 68-year-old with HFrEF (EF 25%) remains NYHA II after >3 months of optimized GDMT. QRS 100 ms. What device strategy is appropriate for primary prevention of sudden death?

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