NCIt definition : A rare, low-grade adenocarcinoma that arises from the salivary gland. Almost all cases
have been described in the oral cavity. It is characterized by a microcystic growth
pattern, uniform intercalated duct-like tumor cells, basophilic luminal secretions,
and fibromyxoid stroma formation. It is associated with MEF2C-SS18 fusion gene expression.;