Small bowel (small intestine)
Other malignancies

Topic Completed: 1 August 2012

Revised: 15 March 2019

Copyright: 2003-2019,, Inc.

PubMed Search: Leiomyosarcoma[TI] small bowel[TIAB]

Hanni Gulwani, M.B.B.S.
Page views in 2018: 349
Page views in 2019 to date: 377
Cite this page: Gulwani H. Leiomyosarcoma. website. Accessed December 11th, 2019.
Definition / general
Case reports
Gross description
  • Intraluminal, bulging, polypoid tumor (duodenal tumors - mean 14 cm)
Gross images

Images hosted on other servers:

Leiomyosarcoma of small bowel

Microscopic (histologic) description
  • Resemble smooth muscle cells
  • High grade features (pleomorphism, atypia, mitotic figures, necrosis)
Positive stains
Negative stains
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