Other tumors

Topic Completed: 1 August 2012

Revised: 31 January 2019

Copyright: (c) 2002-2019,, Inc.

PubMed Search: Schwannoma pancreas

Deepali Jain, M.D.
Page views in 2019: 314
Page views in 2020 to date: 114
Cite this page: Jain D. Schwannoma. website. Accessed May 29th, 2020.
Definition / general
Gross images

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Cut surface
composed of solid,
myxomatous and
hemorrhagic areas

Cystic tumor of pancreatic tail

Microscopic (histologic) images

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Left / middle: spindle cell proliferation with interlacing and palisading patterns; right: myxoid / edematous degeneration with hemorrhage, hemosiderin and hyalinized and dilated vascular walls (Antoni B)

Giant malignant schwannoma of pancreatic body and tail, which involved transverse colon

Cytology images

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Cystic fluid - a: scattered spindle cells with background
hemosiderin laden histiocytes; b: tumor cells have fine
granular chromatin with single prominent nucleolus; c: some
tissue fragments are composed of spindle cells; d: S100+

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