Practice question

Answer the question and get instant feedback.

ModerateCardiologyHFrEF-MRA Useus-abimus-usmle-step-2

A 70-year-old man with HFrEF (EF 30%) and K⁺ 4.8, eGFR 55 is on ARNI and beta-blocker. Which additional therapy improves survival?

Practice more on iatroX

Educational content. Not a substitute for clinical judgement or local policy.