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

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ModerateCardiologyHeart Failure-CRTus-abimus-usmle-step-3

A 61-year-old woman with heart failure and LBBB (QRS 160 ms), EF 28%, NYHA III on GDMT persists symptomatic. What device therapy is indicated?

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us-abim MCQ: Heart Failure-CRT — Answer & Explanation | iatroX