| Etiology | Number of cases | Percentage |
| Untimely use of cotton swab | 57 | 55.33 |
| Not specified | 28 | 27.18 |
| Scratching lesion (Allergy) | 10 | 9.73 |
| Foreign body of the external acoustic meatus | 4 | 3.88 |
| Diabetes | 4 | 3.88 |
| Total | 103 | 100 |