Sinonasal Adenocarcinoma, Salivary-Type

**Semantic type:** Neoplastic Process

**Definition:** Adenocarcinomas that arise from the seromucinous glands and surface epithelium of the nasal cavity and paranasal sinuses. These adenocarcinomas morphologically resemble the adenocarcinomas that arise from the major and minor salivary glands.

**Synonyms:** - Nasal Cavity and Paranasal Sinus Adenocarcinoma, Salivary-Type