low-grade cribriform cystadenocarcinoma
Wednesday 11 January 2017
Definition: Low-grade cribriform cystadenocarcinoma (LGCCC) is a recently described rare tumor of salivary gland which exhibits clinically indolent behavior.
Immunohistochemically, the luminal tumor cells show diffuse expression of CK and S100.
Considering the histological features of LGCCC, it should be distinguished with :
papillocystic variant of acinic cell carcinoma ,
conventional salivary duct carcinoma ,
polymorphous low-grade adenocarcinoma,
carcinoma ex pleomorphic adenoma
mammary analogue secretory carcinoma MASC).
Low-grade cribriform cystadenocarcinoma of salivary glands: report of two cases. 2013. doi : 10.1186/1746-1596-8-28