Synonym(s)
Acquired perforating disease; collagenoma perforant verruciforme; acquired reactive perforating dermatosis
Definition
Inherited and acquired dermatosis in which the skin eliminates keratotic debris and altered collagen fibers by the transepidermal route
Pathogenesis
Minor skin trauma causes focal damage to collagen, followed by elimination of the disrupted collagen through the epidermis
Clinical manifestation
Flesh-colored, dome-shaped papules with a central keratotic plug occurring at sites of minor trauma; most commonly found on the extensor surfaces of the limbs and dorsa of the hands; linear distribution (Koebner phenomenon); scarring occurs with healing
Differential diagnosis
Kyrle's disease; perforating folliculitis; elastosis perforans serpiginosa; prurigo nodularis; Ferguson-Smith type of keratoacanthoma
Therapy
Tretinoin 0.025% cream; adapalene 0.1% gel; photochemotherapy; isotretinoin; emollients to control pruritus
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References
Faver IR, Daoud MS, Su WP (1994) Acquired reactive perforating collagenosis. Report of six cases and review of the literature. Journal of the American Academy of Dermatology 30:575–580
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© 2004 Springer-Verlag
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(2004). Reactive perforating collagenosis. In: Levine, N., Levine, C.C. (eds) Dermatology Therapy. A to Z Essentials. Springer, Berlin, Heidelberg. https://doi.org/10.1007/3-540-29668-9_2308
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DOI: https://doi.org/10.1007/3-540-29668-9_2308
Publisher Name: Springer, Berlin, Heidelberg
Print ISBN: 978-3-540-00864-4
Online ISBN: 978-3-540-29668-3
eBook Packages: Springer Book Archive