syringoma
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Benign tumor of eccrine origin
Clinical info:
Usually multiple small discrete white or yellow papules (1-4 mm diameter) located upper cheeks, below eyelids, genitalia, and thighs. Plaquelike, milialike, linear, and eruptive variants.
Histology: (see photos)
Differential:
morpheaform basal cell carcinoma, desmoplastic trichoepithelioma, microcystic adnexal carcinoma (MAC)