Image Gallery: Verrucous porokeratosis with characteristic histopathological and dermoscopic features

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Verrucous porokeratosis: A case report

Porokeratoses are uncommon hereditary or acquired keratinization disorders due to abnormal clones of keratinocytes in the epidermis. Porokeratoses have several clinical features which may occur simultaneously. A rare type is verrucous porokeratosis (VPK). Herein, we present a 47-year-old man with a 4-year history of perianal verrucous lesions and one year history of annular pruritic lesions on ...

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Structural correlations between dermoscopic and histopathological features of juvenile xanthogranuloma.

Juvenile xanthogranuloma(JXG) is the variant of non-Langerhans' cell histiocytosis. The orange-yellow background coloration with clouds of paler yellow deposits is the most characteristic dermoscopic finding of JXG. Other dermoscopic features include erythematous border, subtle pigment network and white linear streak. The objective of this study was to present the structural correlation between...

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Giant Verrucous Psoriatic Plaque encircled by Porokeratosis: An Enigmatic Histopathological Association

Porokeratosis is an inherited, clonal disorder of epidermal keratinization classically characterized by development of single or multiple annular lesions with raised, sharply marginated, keratotic ridge and central atrophy. This clinical presentation may vary with different types of porokeratosis but histopathologically unified by the consistent finding of ‘cornoid lamella’. Porokeratosis may d...

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A Case of Linear Porokeratosis: Dermoscopic and Immunofluorescence Findings

Observations: Porokeratosis is a dyskeratotic disorder of the skin characterized by hyperkeratotic papule or plaque with an annular appearance and usually diagnosed easily, both histopathologically and clinically. We present a case of linear porokeratosis which was most likely suggesting the linear epidermal nevus and linear lichen planus. We observed a tiny brown border in the dermoscopic exam...

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ژورنال

عنوان ژورنال: British Journal of Dermatology

سال: 2017

ISSN: 0007-0963

DOI: 10.1111/bjd.15328