Sphenoid Sinus Neoplasm

**Semantic type:** Neoplastic Process

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

**Synonyms:** - Neoplasm of Sphenoid Sinus - Neoplasm of Sphenoidal Sinus - Neoplasm of the Sphenoid Sinus - Neoplasm of the Sphenoidal Sinus - Sphenoid Sinus Tumor - Sphenoidal Sinus Neoplasm - Sphenoidal Sinus Tumor - Tumor of Sphenoid Sinus - Tumor of Sphenoidal Sinus - Tumor of the Sphenoid Sinus - Tumor of the Sphenoidal Sinus