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Skin-Melanocytic Tumors

Active 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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● “Active nevus” terminology not in widespread use

 

Epidemiology

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● Commonly before age 20 years

 

Clinical description

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● Solitary, small, very dark and papular nevus with prominent junctional component, melanocytic hyperplasia, intraepidermal melanin

● Often increased cellularity, dermal inflammation, prominent nucleoli and occasional mitotic figures

● Benign behavior

 

Additional references

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Arch Dermatol 1983;119:35

 

End of Skin-Melanocytic Tumors > Active Nevus

 

 

 

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