NCIt synonyms : Carcinoma of Paranasal Sinus; Accessory Sinus Carcinoma; Carcinoma of the Paranasal Sinus; Accessory Sinus Cancer; Carcinoma of the Accessory Sinus; Paranasal Sinus Cancer; Carcinoma of Accessory Sinus;
NCIt definition : A malignant epithelial neoplasm arising in the paranasal sinus.;