Monophasic Epithelial Synovial Sarcoma Accompanied by an Inverted Papilloma in the Sphenoid Sinus

Figure 1

(a) Coronal computed tomography (CT) scan demonstrating edema in posterior ethmoid sinuses. (b) Coronal CT scan demonstrating soft masses in the bilateral sphenoid sinuses combined with bone absorption.

(a)

(b)