Duman, Deniz DemirciogluDurmaz, Emel OzturkDemirkesen, CuyanSahin, Sedef2023-02-212023-02-212022-01-0110.25259/IJDVL_329_20https://hdl.handle.net/11443/1667http://dx.doi.org/10.25259/IJDVL_329_20A 38-year-old man presented with a history of intractable itchy eruption on the buttocks, present for the last 6 years. The lesions had gradually spread over time and did not respond to several topical steroids. Dermatological examination revealed a butterfly-shaped erythematous verrucous plaque, involving both buttocks and gluteal cleft {[}Figure 1], and peripheral guttate red-brown discrete papules {[}Figure 2]. Histologic examination of a punch biopsy specimen displayed orthokeratosis, follicular plugging, numerous oblique columns of parakeratosis called cornoid lamellae, extending at about 45 degrees from the surface ofArticleWOS:000875115900005