Korean J Dermatol.
2008 Dec;46(12):1664-1666.
Pyogenic Granuloma Showing Incidental Focal Acantholytic Dyskeratosis
- Affiliations
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- 1Department of Dermatology, Yonsei University Wonju College of Medicine, Wonju, Korea. ahnsk@yonsei.ac.kr
- 2Department of Dermatology, Konyang University College of Medicine, Daejeon, Korea.
- 3Department of Dermatology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea.
- 4Department of Dermatology, Soonchunhyang University College of Medicine, Bucheon Hospital, Bucheon, Korea.
Abstract
- Incidental focal acantholytic dyskeratosis (IFAD) has been described for various cutaneous lesions. A 58-year-old man presented with a purple colored, 5 mm crusted papule on the back. An excisional biopsy was performed and histopathological examination showed angiomatous tissue occurring in a discrete mass. It was enclosed by a collarette of acanthotic epidermis. The angiomatous tissue comprised a variably dilated network of blood-filled capillaries, which was surrounded by myxoid stroma. Hyperkeratosis, acantholysis, dyskeratosis and intraepidermal clefts were also focally present. Correlation of the clinical features and the histopathology results established a diagnosis of pyogenic granuloma showing IFAD.