A 77-year-old female presented with a 6-month history of a 2-cm pink exophytic tumor on the right anterior shin, which had grown rapidly and began to bleed over the last 4 weeks. A shave biopsy showed a dermal proliferation of epithelioid spindled cells, arranged in nests and trabeculae associated with thin-walled capillary vessels. The cells showed pleomorphic nuclei with vacuolated nuclear
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