Aortic dissections and aneurysms 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 65-year-old man presents to the emergency department after a syncopal event at home. He has had two hours of left-sided flank pain radiating to the groin, which is associated with nausea and vomiting. Prior to this episode, he reports vague back pain and fatigue over the past several months. His past medical history is significant for an 80-pack-year smoking history, hypercholesterolemia, and hypertension. He has had no previous abdominal surgeries. His BMI is 30 kg/m2. His temperature is 37.0 °C (98.6 °F), pulse is 100/min, respirations are 20/min, blood pressure is 90/60 mmHg, and O2 saturation is 95% on room air. Abdominal examination shows distension and diffuse tenderness on palpation, and cardiovascular examination shows a 1+ dorsalis pedis pulse in the left foot and 2+ pulse in the right foot. Laboratory findings show a WBC of 12,000/mm3. Which of the following is the most likely diagnosis?  

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