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Small bowel sarcoma

From Surgopaedia

Sarcoma = malignant mesenchymal tumour

  • GIST (83%)
  • Leiomyosarcoma (3%)
  • Leiomyoma
  • Sarcomatoid epithelial neoplasms
  • Desmoids
  • Schwannomas
  • Undifferentiated sarcoma

Presentation

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  • Commonly pain, weight loss, bleeding, perforation, or palpable mass
  • Obstruction is rare, because they tend to enlarge extra-luminally


Specific types:


GIST

  • See separate topic under UGIS
  • Rarely occur in duodenum, but more common in jejunum/ileum


Leiomyosarcoma:

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