An aggressive, high grade adenocarcinoma that arises from the salivary glands. It usually affects elderly males and presents as a rapidly enlarging mass. It metastasizes to regional lymph nodes and distant anatomic sites. The disease is salivary duct carcinoma (MONDO_0044915, a Monarch Disease Ontology term). Also known as: carcinoma of duct of salivary gland, carcinoma of salivary duct, carcinoma of the salivary duct, duct of salivary gland carcinoma, high grade salivary duct carcinoma.