A rare variant of porokeratosis: Porokeratosis ptychotropica

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Presentation transcript:

A rare variant of porokeratosis: Porokeratosis ptychotropica Dong Kyung Lee, MD, Sang Hyun Oh, MD, Sung Eun Chang, MD, Mi Woo Lee, MD, Jee Ho Choi, MD, Kee Chan Moon, MD, Jai Kyoung Koh, MD Journal of the American Academy of Dermatology Volume 55, Issue 5, Pages S120-S122 (November 2006) DOI: 10.1016/j.jaad.2005.12.009 Copyright © 2006 American Academy of Dermatology, Inc. Terms and Conditions

Fig 1 A, Several coalescing annular hyperkeratotic papules and plaques with satellite lesions on perianal area. B, Multiple small porokeratotic lesions on left toe. Journal of the American Academy of Dermatology 2006 55, S120-S122DOI: (10.1016/j.jaad.2005.12.009) Copyright © 2006 American Academy of Dermatology, Inc. Terms and Conditions

Fig 2 A, Specimen from buttock. Cornoid lamellae, some dyskeratotic keratinocytes, and focal degenerative change of basal layer. B, Amorphous globular material in papillary dermis positively stained with anticytokeratin antibody. (A, Hematoxylin-eosin stain; B, Zymed, AE1/AE3; A and B, original magnification: ×100.) Journal of the American Academy of Dermatology 2006 55, S120-S122DOI: (10.1016/j.jaad.2005.12.009) Copyright © 2006 American Academy of Dermatology, Inc. Terms and Conditions