Fig. 2
a Panoramic radiography revealed resorption of left maxillary alveolar bone (arrow). b Enhanced computed tomography showed a tumor destroying the left maxillary bone (arrow). c Magnetic resonance imaging showed a 47 × 31 × 22 mm mass in the left maxillary bone and maxillary sinus (arrow). d Computed tomography angiography showed a mass with strong enhancement (white arrow) fed by the infraorbital artery (a), sphenopalatine artery (b), and posterior superior alveolar artery (c)