Basal cell carcinoma 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 67-year-old woman presents to the primary care office for evaluation of a skin lesion on her left ear. The lesion has been slowly enlarging over the last four months and bleeds easily when she touches it. She has never had a lesion like this in the past. She has a history of multiple blistering sunburns as a child and has used tanning beds in the past. She has no significant past medical history and does not take daily medications. Pulse is 78/min, respiratory rate is 18/min, and blood pressure is 128/80 mmHg. Examination of the skin reveals an 18 mm, pearly pink raised nodular lesion with well-defined borders at the apex of the left auricle. A shave biopsy reveals nests of basaloid epithelial cells containing large nuclei with peripheral palisading and clefting from adjacent tumor stroma. Which of the following factors indicates that this lesion has a high risk for recurrence?  

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