NCIt synonyms : Epidermoid Carcinoma of Ethmoid Sinus; Ethmoidal Sinus Epidermoid Carcinoma; Ethmoidal Sinus Squamous Cell Carcinoma; Squamous Cell Carcinoma of the Ethmoidal Sinus; Squamous Cell Carcinoma of Ethmoid Sinus; Squamous Cell Carcinoma of the Ethmoid Sinus; Squamous Cell Carcinoma of Ethmoidal Sinus; Epidermoid Carcinoma of the Ethmoidal Sinus; Ethmoid Sinus Epidermoid Carcinoma; Epidermoid Carcinoma of the Ethmoid Sinus; Epidermoid Carcinoma of Ethmoidal Sinus;
NCIt definition : A squamous cell carcinoma that arises from the mucosal epithelial surface of the ethmoid
sinus. Patients may present with nasal fullness, obstruction, and/or epistaxis.;