Abstract
A case of heterotopic salivary gland adenocarcinoma (HSGA) in the right cervical region is presented. The carcinoma cells were positive for alpha-amylase, carcinoembryonic antigen, epithelial membrane antigen, cytokeratin as well as for expression of human salivary alpha-amylase messenger ribonucleic acid. The possibility of HSGA should be considered when an adenocarcinoma producing human salivary alpha-amylase is diagnosed away from sites where major and minor salivary glands normally are found.
MeSH terms
-
Adenocarcinoma / pathology*
-
Aged
-
Carcinoembryonic Antigen / analysis
-
Choristoma / pathology*
-
Diagnosis, Differential
-
Fatal Outcome
-
Head and Neck Neoplasms / pathology*
-
Humans
-
Keratins / analysis
-
Male
-
Mucin-1 / analysis
-
Neck / pathology*
-
Neoplasms, Unknown Primary / pathology
-
RNA, Messenger / analysis
-
RNA, Messenger / genetics
-
Salivary Gland Neoplasms / pathology*
-
Salivary Glands*
-
alpha-Amylases / analysis
-
alpha-Amylases / genetics
Substances
-
Carcinoembryonic Antigen
-
Mucin-1
-
RNA, Messenger
-
Keratins
-
alpha-Amylases