Schwannoma

Bone
Other tumors of bone
Schwannoma

Author: Nat Pernick, M.D. (see Authors page)

Revised: 17 October 2016, last major update June 2005

Copyright: (c) 2003-2016, PathologyOutlines.com, Inc.

PubMed search: schwannoma [title] bone

Table of Contents

Cite this page: Schwannoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/boneschwannoma.html. Accessed July 14th, 2017.

Definition / general

Also called neurilemoma
Very rare as primary tumor of bone, < 100 cases reported
Often mandible
Sacral masses may be huge and simulate malignancy

Radiology description

Extremely well circumscribed

Treatment

Conservative excision, good prognosis

Microscopic (histologic) description

Spindle cell lesions with palisading growth pattern

Microscopic (histologic) images

Images hosted on other servers:

Palisading growth and Verocay bodies

Thick walled blood vessels

Positive stains

S100

Additional references

Hum Pathol 1984;15:551