| Functional signs | Frequency | Percentage % |
| Hearing loss | 17 | 56.67 |
| Otalgia | 16 | 53.33 |
| Tinnitus | 11 | 36.67 |
| Otorrhea | 5 | 16.67 |
| TMJ pain | 4 | 13.33 |
| otorrhagia | 3 | 10 |
| Headache | 2 | 6.67 |
| Epistaxis | 1 | 3.33 |