Giant Primary Schwannoma of the Left Nasal Cavity and Ethmoid Sinus

<div>CT (axial view) showing complete opacification of left frontal, ethmoid, maxillary, and sphenoid sinuses and nasal cavity.</div>

Case Reports in Otolaryngology

Figure 1: Giant Primary Schwannoma of the Left Nasal Cavity and Ethmoid Sinus 