These findings are suggestive of facial nerve involvement in mastoid part
Computed tomography showed extensive destruction of the tympanic and mastoid part
of the temporal bone, as well as lytic lesions in the skull.
Denia et al reported that extracanalicular osteomas of temporal bone most commonly originate from the mastoid part
In mastoidectomy the surgeon drills through the mastoid part
of the temporal bone (Figure 1) and removes spongiform bone to gain access and to remove inflammatory tissue from the mastoid and middle ear.