Cellulitis and erysipelas 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 71-year-old man presents to his primary care physician for evaluation of a painful rash over his right lower calf for the past four days. The patient reports that he has otherwise been feeling well, and has not had fevers or chills. Past medical history includes hypertension and obesity. Temperature is 37°C (98.6°F), blood pressure is 140/70 mmHg, pulse is 77/min, respiratory rate is 13/min, and oxygen saturation is 98% on room air. On physical examination, the patient has an area of warmth and tenderness over the right lower extremity without well-demarcated borders. The patient is prescribed oral cephalexin. 48 hours later, he was reassessed and found to have minimal improvement in the physical exam. Repeat vital signs are within normal limits. Which of the following is the best next step in management?  

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