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A handful of our hardest image-based questions across Step 1, Step 2 CK, and Step 3. Answer one, and see the model-consensus check and the literature citation — exactly what you get inside.
Multi-slice computed tomography (CT) of the chest. Preoperative CT shows a huge mediastinal fluid collection surrounding both A) the ascending, and B) aortic arch prosthetic grafts having a diameter of 15 cm with a low density (12-18 Hounsfield Units). Postoperative CT shows omental wrapping with normal density (65-80 Hounsfield Units) around the C) the ascending, and D) aortic arch prosthetic grafts without evidence of fluid collection or infectious sequela 18 months after the operation. · NIH Open-i / PMC (Open-access (PMC))
A 62-year-old woman presents to the emergency department with acute onset of severe chest pain radiating to her jaw and left shoulder. She reports that the pain started while she was gardening and is associated with shortness of breath and nausea. Her medical history includes hyperlipidemia and type 2 diabetes mellitus. On examination, she appears anxious and diaphoretic. Vital signs reveal a heart rate of 98/min, blood pressure of 150/88 mm Hg, and a respiratory rate of 20/min. An ECG shows ST-segment elevation in the inferior leads. What is the most appropriate next step in management?
Pick an answer to see the explanation, the model-consensus check, and the citation.
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