Guillain-Barr%C3%A9 syndrome 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 40-year-old man presents to the urgent care clinic for evaluation of clumsiness. For the past week, he has been tripping, and this morning he fell getting up out of a chair. Three weeks ago, he had five days of nasal congestion, cough, and low-grade fever attributed to a viral illness. Past medical history is noncontributory, and he takes no medications. Temperature is 37.0°C (98.6°F), pulse is 66/min, respirations are 16/min, blood pressure is 122/80 mmHg, and SpO2 is 100% on room air. On physical exam, respirations are nonlabored, and lungs are clear to auscultation. There is symmetric bilateral weakness with ankle dorsiflexion, knee flexion and extension, and hip flexion. Patellar deep tendon reflexes are absent. Which of the following additional diagnostic findings is most likely?
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