Oral cavity
Other malignancies
Sarcoma - other

Topic Completed: 1 November 2013

Revised: 5 February 2019

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

PubMed Search: Oral cavity[TI] sarcoma[TIAB]
Page views in 2018: 395
Page views in 2019 to date: 95
Cite this page: Pernick N Sarcoma - other. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/oralcavitysarcoma.html. Accessed March 22nd, 2019.
Low grade myofibroblastic sarcoma
Definition / general:
Microscopic (histologic) description:
  • Cellular lesions with diffuse infiltration, composed of spindled cells in fascicles with poorly defined, pale eosinophilic cytoplasm, fusiform nuclei, small nucleoli, in collagenous matrix with prominent hyalinization
  • Mild nuclear atypia, occasional mitotic figures (1 - 6 per 10 HPF)

Positive stains:
Electron microscopy description:
  • Myofibroblasts

Differential diagnosis:
Malignant peripheral nerve sheath tumor
Case reports:
Case reports:
Microscopic (histologic) images:

Case of the Week #276

Embryonal rhabdomyosarcoma





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