USMLE Step 2 Quiz
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CARDIOVASCULAR
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A 63-year-old man with HFrEF (EF 20%) presents with acute dyspnea, pink frothy sputum, fatigue, and severe orthopnea. Exam: JVD, diffuse rales, S3, and 2+ edema. BP 182/104, HR 124, SpO2 82% on room air. Labs: BNP 2400 pg/mL; troponin negative. CXR shows bilateral alveolar edema. Echo shows EF 20% and no valvular stenosis. Which of the following is the most appropriate next step in management?
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