Table 1.
Findings on preoperative HRCT temporal bone
HRCT findings | Number of patients | Percentage |
---|---|---|
Non enhancing soft tissue density lesion in the tympanic cavity, aditus and antrum | 24 | 96 |
Enhancing soft tissue density lesion in the tympanic cavity, aditus and antrum | 1 | 4 |
Ossicular erosion | 24 | 96 |
Lateral semicircular canal erosion with fistula | – | – |
Tegmen tympani erosion | 2 | 8 |
Sinus plate erosion | 1 | 4 |
Facial canal erosion | 1 | 4 |
Jugular foramen widening | 1 | 4 |
Erosion of anterior wall of the middle ear | 1 | 4 |