Approach to weakness (focal and generalized) 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 49-year-old adult presents to an urgent care clinic for evaluation of left shoulder pain described as severe, electric, shooting pain radiating from the shoulder to the forearm. The left hand feels numb. There is no chest pain. Medical history includes osteoarthritis and stable angina. Medications are meloxicam and amlodipine. An annual influenza vaccination was received recently. The individual works in construction and plays tennis. Temperature is 37.0°C (98.6°F), pulse is 80/min, respirations are 16/min, and blood pressure is 122/74 mmHg. On exam, there is 4+/5 weakness with left wrist flexion and forearm pronation. Numbness is noted in the left palm. The clinician suspects a plexopathy. Which of the following findings would suggest an alternative diagnosis?

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