Obliteration of the sinuses, middle ear cavities, internal acoustic canals, and optic nerve canals
obliteration of the sinuses, middle ear cavities, internal acoustic canals, and optic nerve canals
Obliteration of the sinuses, middle ear cavities, internal acoustic canals, and optic nerve canals
obliteration of the sinuses, middle ear cavities, internal acoustic canals, and optic nerve canals