Pheochromocytoma Quiz: Ace Your Exams

Get ready to dominate your medical and nursing exams by using our dynamic quizzes to elevate your knowledge and increase your confidence. Whether you're gearing up for the USMLE®, COMLEX®, or your next in-class assessment, Osmosis quizzes tackle key topics in pathology, diagnostics, and treatment approaches. By honing in on clinical readiness and decision-making, we make sure the knowledge you gain empowers you both in the classroom and in real-world practice. Jump in and supercharge your exam prep!

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A 54-year-old woman presents to the emergency department with the abrupt onset of severe headache, palpitations, and diaphoresis. She reports similar episodes over the past two months. Past medical history includes uncontrolled hypertension despite adherence to a three-medication antihypertensive regimen, including a diuretic, calcium channel blocker, and ACE inhibitor. The patient’s sister was diagnosed with a paraganglioma two years ago. Temperature is 37.2°C (99°F), blood pressure is 210/125 mmHg, pulse is 130/min, respiratory rate is 22/min, and O2 saturation is 97% on room air. Physical examination reveals an anxious-appearing woman. Her skin is cool and clammy. Cardiac exam reveals tachycardia without murmurs. Neurologic examination shows no focal abnormalities. Laboratory results are significant for a creatinine of 2.2 mg/dL (reference range: 0.6-1.2 mg/dL). An ECG is significant for sinus tachycardia. Which of the following is the best next step in management?  

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