Reactive perforating collagenosis
Reactive perforating collagenosis: papules with eroded centre
Keywords: Acquired perforating collagenosis, Congestive heart failure, Diabetes mellitus type 2, Erythematous papule, Histopathology-confirmed, Intense pruritus, Ischaemic heart disease, Male, Rash, Reactive perforating collagenosis, Renal pruritus, Skin of colour, Yellow plug
What is reactive perforating collagenosis?
Reactive perforating collagenosis is the most common type of primary perforating dermatosis. It is characterised by the transepithelial elimination of collagen from the dermis through the epidermis to the skin surface.
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Source: dermnetnz.org