Type of intervention

Complication (grade according to Clavien Dindon)

Total

Grade I

Grade II

Grade III

PCNL

N = 2

- Hematuria (1)

- Vomiting (1)

N = 9

- Urinary infection (7)

- PNA (2)

N = 0

N = 11

(11.22%)

URS

2

- Hematuria (1)

- Peritonitis (1)

8

- Urinary infection (3)

- APN* (5)

0

10

(8%)

Open Surgery

1

1

2

23.52%

Ureterolithotomy

0

1

- APN*

0

1

(33.33%)

Pyelolithotomy

0

0

1

- Ureterocutaneous fistula

1

(16.66%)

Nephrolithotomy

0

0

0

0

Nephrectomy

1

- Intestinal sub-occlusion

0

1

- Stercoral peritonitis

2

(40%)