Revision 24 for 'Abdominal schwannomas'

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Intra-abdominal schwannoma

Histologically proven can of abdominal nerve sheath tumors (Schwannoma).

Biopsy was obtained from the epigastric mass with the microscopic picture showing:

  • fragments of pseudocapsulated bland looking proliferated spindle cells having wavy nuclei & elongated eosinophilic cytoplasm
  • focal palisading
  • sections with cord-like structures proved to be nerve bundle surrounded by fibrofatty tissue entangling small nerve bundles
  • no atypia or malignancy
  • marker study revealed positive reaction to S-100

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