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(A) Concentric layers of cellular fibrous tissue around hair follicles representing perifollicular fibroma (hematoxylin-eosin stain; original magnification ×40, inset ×200). (B) Raised papule composed of connective tissue surrounded by a lateral collarette representing trichodiscoma (hematoxylin-eosin stain; original magnification ×40, inset ×200).
