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Dermatology Online Journal

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Striae: a potential precipitating factor for Koebner phenomenon in psoriasis?


The Köebner phenomenon (isomorphic response) is defined as the development of typical lesions of a dermatosis that occur in areas of trauma in previously uninvolved skin. Rare reports have suggested that striae are a form of injury to the skin that can result in koebnerization of psoriasis, vitiligo, and lichen planus. We herein report a 27-year-old female patient with plaque psoriasis who developed psoriatic lesions along striae distensae.

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