A 63-year-old woman presented with an eight-month history of multiple round alopecic plaques in the parieto-occipital region, associated with erythema and firm induration, previously treated with topical clobetasol, without improvement. She had a history of hormone receptor–positive breast carcinoma treated in 2006 and in 2013 for a local recurrence, having been in remission since then. The dermoscopy showed milky‑red areas and polymorphous vessels and the biopsy demonstrated dermal infiltration by an epithelial carcinoma with glandular and trabecular architecture.

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