ABPTS CCS

Practice session

A 68-year-old patient with NYHA Class III heart failure (EF 28%) reports new-onset 3-pillow orthopnea and 4-lb weight gain over 48 hours before today's outpatient cardiac rehab session. Resting HR 102, BP 96/62, SpO2 92% on room air, bibasilar crackles. What is the most appropriate immediate action?

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