Small intestine & ampulla

Benign tumors / tumor-like conditions


Topic Completed: 1 August 2012

Minor changes: 4 June 2021

Copyright: 2003-2021,, Inc.

PubMed Search: Lipoma[TI] small bowel[mh]

Hanni Gulwani, M.B.B.S.
Page views in 2020: 856
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Cite this page: Gulwani H. Lipoma. website. Accessed November 27th, 2021.
Definition / general
  • Rare, usually submucosal
  • May cause ulceration or intussusception
  • Lipohyperplasia often found near ileocecal valve
Case reports
Gross description
  • Bright yellow, round, encapsulated
  • Bulges into lumen, 5% multiple
  • May have hemorrhage or necrosis
Gross images

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Large pedunculated polypoid lipoma

Microscopic (histologic) images

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Circumscribed collection of mature adipocytes

Differential diagnosis
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