Preoperative Diagnosis | Effectifs | Percentage (%) |
Stenosis of the ureterovesical junction | 20 | 40 |
Kidney stone | 12 | 24 |
BPH | 7 | 14 |
Ureteral stone | 4 | 8 |
Bladder cancer | 3 | 6 |
Posterior urethral valve | 2 | 4 |
Uretero-pelvic junction obstruction | 2 | 4 |
Total | 50 | 100 |