| Operative procedure | Number | Percentage |
| Lobo-isthmectomies | 21 | 72.4 |
| Subtotal thyroidectomy | 4 | 13.8 |
| Total thyroidectomy | 3 | 10.3 |
| Partial thyroidectomy | 1 | 3.4 |
| Total | 29 | 100 |