Table 3.
Correlation of preoperative studies with the ureteroscopic results
| Preoperative findings | Ureteroscopic results | ||
|---|---|---|---|
| Positive for UTUC | Negative for UTUC | Total | |
| CTU | |||
| Positive | 29 | 9 | 38 |
| Negative | 10 | 41 | 51 |
| Total | 39 | 50 | 89 |
| Ultrasound | |||
| Positive | 8 | 1 | 9 |
| Negative | 26 | 49 | 75 |
| Total | 34 | 50 | 84 |
| Urine cytology | |||
| Positive | 17 | 19 | 36 |
| Negative | 23 | 32 | 55 |
| Total | 40 | 51 | 91 |