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Stomach

Stromal / other tumors

Synovial sarcoma


Reviewers: Elliot Weisenberg, M.D. (see Reviewers page)
Revised: 13 October 2012, last major update July 2012
Copyright: (c) 2003-2012, PathologyOutlines.com, Inc.

General
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● Spindle cell or less commonly epithelioid tumor, usually in soft tissues, rare in stomach

Case reports
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● Cases in gastroesophageal junction and stomach wall (Mod Pathol 2000;13:68)

Micro images
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Biphasic tumor has well-demarcated, gland-like structures in spindle cell background

Electron microscopy images
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Biphasic cell population separated by discrete electron dense basal lamina; epithelial cells have numerous microvilli projecting into a luminal space

Molecular images
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t(X;18) is characteristic

End of Stomach > Stromal / other tumors > Synovial sarcoma


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