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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 55-year-old man presents to the emergency department complaining of mild vision changes, dizziness, and severe pain in the chest for the past hour. He has also been experiencing nausea since this morning and has already vomited twice. Past medical history includes poorly controlled type 2 diabetes and end-stage renal disease requiring dialysis. His blood pressure is 210/100 mm Hg, pulse is 110/min, and respirations are 18/min. Ophthalmic examination of his eyes show papilledema and flame-shaped hemorrhages and he is diagnosed with hypertensive emergency. Treatment involves rapidly lowering his blood pressure, and he is started on intravenous sodium nitroprusside while emergent dialysis is arranged. Which of the following cardiac pressure-volume loops closely represents the action of the drug he has been administered, where blue represents before administration and purple represent after administration?
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Diagram B