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Soft tissue tumors
Peripheral nerve tumors
Malignant peripheral nerve sheath tumor (MPNST)

Reviewer: Vijay Shankar, M.D. (see Reviewers page)
Revised: 8 March 2013, last major update November 2012
Copyright: (c) 2003-2013, PathologyOutlines.com, Inc.

See subtypes below: epithelioid, malignant triton

General
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Case reports
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Clinical images
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Greater omentum
Gross description
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Gross images
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Large, yellow-tan
Firm, grey-white
Micro description
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Micro images
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Various images
Various images
Epithelioid cells
Plexiform
Various stains
Positive stains
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Negative stains
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Electron microscopy description
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Molecular / cytogenetics description
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Differential diagnosis
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Epithelioid MPNST
General
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Case reports
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Clinical images
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Foot #1
#2
Micro images
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Site unspecified: Fig 2 & 3a
Foot
Positive stains
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Negative stains
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Differential diagnosis
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Malignant triton tumor (MTT)
General
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Diagnostic criteria of Woodruff (Cancer 1973;32:426):
  1. Tumor arises along a peripheral nerve, in a ganglioneuroma, in NF1 patient, or is a metastasis from such a tumor
  2. Tumor has characteristics of Schwann cell tumor
  3. Rhabdomyoblasts arise from body of tumor
Case reports
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Gross images
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Buttock mass
Micro images
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Retroperitoneal tumor
Rhabdomyoblastic differentiation
Cerebellopontine angle
End of Soft tissue tumors > Peripheral nerve tumors > Malignant peripheral nerve sheath tumor (MPNST)


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