| Type of surgery | Number | % |
| Urethroplasty* | 50 | 64.9 |
Resection of posterior urethral valves | 12 | 15.6 |
| Pyeloplasty | 6 | 7.8 |
| Bladder plasty | 4 | 5.2 |
| Urethrostomy | 2 | 2.6 |
| Right nephrostomy | 1 | 1.3 |
| Right nephrectomy | 1 | 1.3 |
| Uretero-vesical reimplantation | 1 | 1.3 |
| Total | 77 | 100 |