Ampulla of Vater
Carcinoma
Hepatoid adenocarcinoma

Author: Hanni Gulwani, M.D. (see Authors page)

Revised: 4 February 2016, last major update December 2012

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PubMed Search: Hepatoid adenocarcinoma
Definition / General
  • 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
  • AFP, CEA