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Skin-Melanocytic Tumors
Cockarde nevus
Last major update: November 2008 - next update November 2009
Revised: 27 June 2009
Author: Nat Pernick, M.D., PathologyOutlines.com, Inc.
Copyright (c) 2002-2009, PathologyOutlines.com, Inc.
Terminology
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● Also called cockade nevus
Clinical description
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● Appears to be rare; few recent publications
● Concentric (targetoid) pattern of pigmentation, with central papule (pink to brown/black) surrounded by clear zone, then outer stippled pigment
● Zonation may be due to failure of melanin synthesis (Acta Derm Venereol 1980;60:360)
Micro description
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● Central lesion is junctional or compound nevus, intermediate zone is unremarkable, outer zone has multiple junctional melanocytic nests
Additional references
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End of Skin-Melanocytic Tumors > Cockarde nevus
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