Malignant gallbladder tumors
Carcinoid tumor

Topic Completed: 1 September 2012

Revised: 9 September 2019

Copyright: 2003-2019,, Inc.

PubMed Search: Carcinoid tumor[TIAB] gallbladder

Hanni Gulwani, M.B.B.S.
Page views in 2018: 351
Page views in 2019 to date: 354
Cite this page: Gulwani H. Carcinoid tumor. website. Accessed September 16th, 2019.
Definition / general
  • Carcinoid tumors in general are rare in gallbladder and may be associated with MEN syndromes and Zollinger-Ellison syndrome
  • 10 year survival of 36% in one study (Ann Diagn Pathol 2009;13:378)
Case reports
Gross images

Images hosted on other servers:

Tumor (arrow) in body and fundus

Microscopic (histologic) description
  • Nests and tubules of clear cells containing lipid
  • May have pagetoid spread into biliary epithelium
  • Resembles clear cell endocrine pancreatic neoplasm associated with von Hippel-Lindau disease
Microscopic (histologic) images

Images hosted on other servers:

Various images

Positive stains
Negative stains
  • Serotonin
Differential diagnosis
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