From: Comparative study of morbidity and mortality pre- and postoperative of laparoscopic nephrectomy for inflammatory versus tumoral cause according to the Clavien–Dindo classification: prospective study over 2 years
Histological type
Number
Percentage
Kidney tumor
25
41.6
Upper excretory tract tumor
3
5
Total
28
46.66
Chronic pyelonephritic lesions
15
Kidney tuberculosis
Pyonephrosis
14
23.33
32
53.33