Late-onset solitary porokeratotic eccrine ostial and dermal duct nevus

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Presentation transcript:

Late-onset solitary porokeratotic eccrine ostial and dermal duct nevus Mitchell Arbogast, MD, Daniel Bax, BS, Gyorgy Paragh, MD, Paul N. Bogner, MD JAAD Case Reports Volume 4, Issue 5, Pages 434-436 (June 2018) DOI: 10.1016/j.jdcr.2017.12.008 Copyright © 2018 American Academy of Dermatology, Inc. Terms and Conditions

Fig 1 Two-centimeter right buttock lesion on initial presentation with 3- to 4-mm thick yellow-brown hornlike projections. JAAD Case Reports 2018 4, 434-436DOI: (10.1016/j.jdcr.2017.12.008) Copyright © 2018 American Academy of Dermatology, Inc. Terms and Conditions

Fig 2 Classic cornoid lamella show a stacked tier of parakeratosis overlying a gap in the stratum granulosum with underlying keratinocyte dyskeratosis. (Hematoxylin-eosin stain; original magnification: ×100.) JAAD Case Reports 2018 4, 434-436DOI: (10.1016/j.jdcr.2017.12.008) Copyright © 2018 American Academy of Dermatology, Inc. Terms and Conditions

Fig 3 Cornoid lamella with stacked parakeratosis arising at the opening of an eccrine duct. Duct lumen is seen in the dermis directly below. (Hematoxylin-eosin stain; original magnification: ×100.) JAAD Case Reports 2018 4, 434-436DOI: (10.1016/j.jdcr.2017.12.008) Copyright © 2018 American Academy of Dermatology, Inc. Terms and Conditions