From: Pure ultrasonography-guided radiation-free percutaneous nephrolithotomy: report of 357 cases
Number | Percent (%) | |
---|---|---|
Male/female | 218/139 | 61/39 |
Right/left | 184/173 | 51.5/48.5 |
Mean age (year) | 33.7 ± 11 | |
Mean stone size (mm) | 33.5 | |
Stone location | ||
Renal pelvis | 174 | 48.7 |
Lower pole | 68 | 19 |
Pelvis and lower pole | 115 | 32.2 |
Co-morbidities | ||
Diabetes | 17 | 4.8 |
Hypertension | 27 | 7.6 |
Heart diseases | 21 | 5.9 |
Obesity | 15 | 4.2 |
Renal insufficiency | 7 | 2 |