Enrolled (n)

Percentage (%)

Lumbar pain

19

35.2

Urinary infection

12

22.2

Haematuria

6

11.1

Probe forgotten

5

9.3

Probe calcification

4

7.4

Catheter obstruction

2

3.7

Irrigative bladder disorders

2

3.7

Acute pyelonephritis

1

1.8

Sensation of probe (after ablation)

2

3.7

Catheter migration

1

1.8

Total

54

100