Table 2.
Description of the radiological findings in the contralateral middle ear.
| Tympanic cavity | |
|---|---|
| Mesotympanum | |
| Aeration | 54 (72.0%) |
| Thickened mucosa | 12 (16.0%) |
| Opacification | 9 (12.0%) |
| Hypotympanum | |
| Aeration | 60 (80.0%) |
| Thickened mucosa | 8 (10.7%) |
| Opacification | 7 (9.3%) |
| Protympanum | |
| Aeration | 61 (81.3%) |
| Thickened mucosa | 11 (14.7%) |
| Opacification | 3 (4.0%) |
| Malleus | |
| Normal | 68 (90.7%) |
| Erosion | 7 (9.3%) |
| Incus | |
| Normal | 67 (89.3%) |
| Erosion | 8 (10.7%) |
| Epitympanum | |
| Normal | 56 (74.7%) |
| Opacification | 18 (24.0%) |
| Tympanosclerosis | 1 (1.3%) |
| Prussak's space | |
| Normal | 59 (78.7%) |
| Opacification | 16 (21.3%) |
| Thickened mucosa | - |