Approach to facial palsy 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 37-year-old man presents to the emergency department for right arm numbness and slurred speech. Since awakening 6 hours ago, he has not been able to feel his right upper arm when he touches it. He also noticed that he has been slurring his speech and drooling, with there is liquid leaking out of the right side of his mouth when he drinks. The patient has been using intravenous drugs on and off for the last ten years. Temperature is 39°C (102.2°F), pulse is 110/min, respirations are 20/min, and blood pressure is 120/80 mmHg. Physical examination shows flattening of the right nasolabial fold and an asymmetric smile. He raises both eyebrows equally well and has a normal eye exam bilaterally. There is subjective sensory loss throughout the right upper extremity and pronator drift of the right arm. An electrocardiogram shows sinus tachycardia. Which of the following should be performed next to confirm the most likely diagnosis?

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Electromyogram and nerve conduction study

Cerebrospinal fluid gram stain and culture

Computerized tomography (CT) of the head without iodinated contrast

Aerobic blood culture

Brain magnetic resonance imaging (MRI) with and without gadolinium contrast