NCIt definition : An adenocarcinoma characterized by the presence of large malignant epithelial cells
with abundant granular eosinophilic cytoplasm (oncocytes). Representative examples
include thyroid gland oncocytic follicular carcinoma, oncocytic breast carcinoma,
and salivary gland oncocytic carcinoma.;
Alternative definition : CDISC: A malignant neoplasm composed of large epithelial cells with abundant granular
eosinophilic cytoplasm (oncocytes).;