A Case of Pigmented Bowen's Disease

• DOI: 10.5021/ad.2009.21.2.197
• Publication Date: 2010-01-27T06:08:03Z
• Authors: Jung Woo Lee; Jae Hur; Kwang Yeoll Yeo; Hee Joon Yu; Joung Soo Kim
• Keywords: Bowen's disease; Parakeratosis; Epidermis (zoology); Dyskeratosis; Papillary dermis; Papule; Epidermolytic hyperkeratosis

Pigmented Bowen's disease is characterized by increased melanin pigment in the epidermis or papillary dermis, addition to typical findings of disease.This disorder has been infrequently reported and it represents less than 2% all cases disease.Thus far, there only 1 case pigmented on umbilicus medical literature, no such Korea.Pigmented develops sun-exposed areas face neck, as well sun-unexposed like trunk, extremities, perianal area umbilcus.A 36-year-old man presented with a 9-month history solitary dark brown slithery wavy plaque verrucous surface umbilicus, lesion measured x 2 cm size.The histopathologic showed hyperkeratosis, parakeratosis atypical keratinocytes disorderly arranged throughout epidermis.Increased was noted basal layer epidermis.From these findings, we diagnosed this disease.