Table 3 Characteristics of and surgical technique used for the stenosis segment

Stenosis location

 At or near the iliac vessels

23 (88.5%)

 Scattered multiple stenosis

3 (11.5%)

Length of the stenosed segment

 L ≤ 5 mm

17 (65.4%)

 5 mm < L ≤ 10 mm

8 (30.8%)

 > 10 mm

1 (3.8%)

Surgical technique

 Ureteroureterostomy

22 (84.6%)

 Boari bladder flap

1 (3.8%)

 Ileal ureteral replacement

2 (7.7%)

 Nephroureterectomy

1 (3.8%)