PMC9803905_01
Multiple 3 to 5-mm pink to skin-color flat-topped papules over the cubital fossa (lesions at the bottom of the photograph represent the residue of regressed skin lesions of the patient's original dermatosis).
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On examination, there were a few skin-colored to pink flat-topped papules ranging in size from 3 to 6 mm (Fig 1).
A photomicrograph of the skin biopsy sample shows hyperkeratosis and acanthosis. (Hematoxylin-eosin stain; original magnification: x40)
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Histopathologic evaluation of the skin biopsy sample revealed hyperkeratosis and acanthosis with blue-gray cytoplasm, perinuclear halos, and mild dysplastic nuclear change (Figs 2 and 3).
A higher power view showing blue-gray cytoplasm, perinuclear halos, and mild dysplastic nuclear changes. (Hematoxylin-eosin stain; original magnification: x400)
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Histopathologic evaluation of the skin biopsy sample revealed hyperkeratosis and acanthosis with blue-gray cytoplasm, perinuclear halos, and mild dysplastic nuclear change (Figs 2 and 3).