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Soft tissue tumors
Neurofibroma
Pacinian neurofibroma

Reviewer: Vijay Shankar, M.D. (see Reviewers page)
Revised: 4 March 2013, last major update November 2012
Copyright: (c) 2003-2013, PathologyOutlines.com, Inc.

Definition
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Terminology
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Epidemiology
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Sites
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Etiology
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Case reports
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Diagrams
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Normal Pacinian corpuscle
Pacinian corpuscle labeled at bottom
Clinical images
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Forearm
Gingival lesion with smooth surface
Micro description
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Micro images
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Above row: normal Pacinian corpuscles; below row: pacinian neurofibroma
Elliptical or spindle-shaped nuclei
Pacinian corpuscle-like formations
Cells with concentric lamellar arrangement
Structures similar to Vater-Pacini corpuscles
S100+
A: mucinous nature is evident; B: tumor contains nerve fibers and delicate spindle cells focally arranged in parallel configurations similar to Pacinian corpuscles (C)
Source: AFIP Fascicle, 3rd series
Differential diagnosis
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End of Soft tissue tumors > Neurofibroma > Pacinian neurofibroma


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