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Ampulla of Vater


Hepatoid adenocarcinoma

Reviewer: Hanni Gulwani, M.D. (see Reviewers page)
Revised: 11 December 2012, last major update August 2012
Copyright: (c) 2003-2012, PathologyOutlines.com, Inc.


● Rare
● Similar tumors found in lung, ovary, stomach
● Produce alpha-fetoprotein in blood

Micro description

● Tubular, papillary, trabecular
● Hepatoid-like with PAS positive hyaline globules

Positive stains


Additional references

Histopathology 1992;20:541, Zhonghua Bing Li Xue Za Zhi 2009;38:494

End of Ampulla of Vater > Carcinoma > Hepatoid adenocarcinoma

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