FIGURE 1:
A) Clinical appearance of the tumor, externalizing through right nostril.
B) NMR showing a hypersignal mass occupying the right maxillary sinus, obliterating the right nasal cavity and extending to skull base.
C) Macroscopy appearance of the tumor.
D) Computed Tomography showing a hyperdense mass occupying the entire right maxillary sinus.
E) Weber-Ferguson incision to perform bone window
F) 3-year follow-up, with no complications such as facial paralysis, infection, relapse or spread.