Folliculitis, furuncles, and carbuncles 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 48-year-old woman presents to the primary care office for a painful red area on her left forearm. It has been present for 5 days and is getting worse. She frequently shaves her forearms but has never had an infection before.  She has a history of type II diabetes and does not regularly take her medication. Temperature is 37.0°C (98.6°F), pulse is 82/min, respiratory rate is 18/min, and blood pressure is 132/82 mmHg. Examination of the forearm reveals a 3.5 cm cluster of pustular lesions with surrounding erythema. There is fluctuance and tenderness to palpation. Which of the following is the most likely diagnosis?

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