Sinonasal Neoplasm

**Semantic type:** Neoplastic Process

**Definition:** A benign or malignant neoplasm that affects the nasal cavity or paranasal sinuses. Representative examples of benign neoplasms include Schneiderian papilloma and salivary gland-type adenoma. Representative examples of malignant neoplasms include carcinoma and lymphoma.

**Synonyms:** - Nasal Cavity and Paranasal Sinus Neoplasm