PMC9569191_01
PMC9569191_02
Dermatological examination showed a solitary lesion with an irregular shape on the right shoulder (A), 3x2.5x0.5 cm of hyperpigmented nodules with an erythematous base, erosions, and serous crusts (B).
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Figure 1A. Figure 1B.
Dermoscopic examination showed, ulceration (black arrow), blue-gray ovoid nests (red arrow), deeply-pigmented borders (yellow arrow), and arborizing vessels (blue arrow).
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Figure 2 (black arrow), blue-gray ovoid nests. Figure 2 (red arrow), deeply pigmented borders. Figure 2 (yellow arrow), and arborizing vessels. Figure 2 (blue arrow) suggestive of BCC.  
Histopathological examination showed tumor cells formed a palisading structure with myxoid stroma (red circle).
IMCRJ-15-569-g0003.jpg
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Figure 3 (red circle).