A flesh-colored, dome-shaped, 1.2-cm nodule has appeared on .the right ear lobe of a 60-year- old man in the past month. A central keratin-filled crater is surrounded by proliferating squamous epithelium. This lesion regresses over/ the next month and then disappears. Which of the following diagnoses is most appropriate for this lesion?
A flesh-colored, dome-shaped, 1.2-cm nodule has appeared on .the right ear lobe of a 60-year- old man in the past month. A central keratin-filled crater is surrounded by proliferating squamous epithelium. This lesion regresses over/ the next month and then disappears. Which of the following diagnoses is most appropriate for this lesion?
💡 Explanation
A flesh-colored, dome-shaped, 1.2-cm nodule has appeared on .the right ear lobe of a 60-year- old man in the past month. A central keratin-filled crater is surrounded by proliferating squamous epithelium. This lesion regresses over/ the next month and then disappears. Which of the following diagnoses is most appropriate for this lesion?
✓ Correct Answer: D. Keratoacanthoma
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