Variables | Mini-PCNL | Standard-PCNL |
---|---|---|
Number of cases | n = 40 | n = 40 |
Stone size | 2–4 cm | 2–4 cm |
Single Stone/ multi-calyceal Single stone Big stone& Multiple calyceal Patient positioning Localization method: Triangulation guided with fluoroscopy and pre-op CT | 22 18 Supine 40 | 19 21 Supine 40 |
Puncture site Single puncture: lower posterior calyx Second puncture: middle calyx | 38 2 | 37 3 |
Nephroscope size | 12 | 28 |
Stone disintegration equipment: Holmium Laser & Pneumatic | 40 | 40 |
Perforation & management | 1 Double J insertion | 3 Double J insertion |
Nephrostomy tube insertion | 40 | 40 |
Intra-operative bleeding | 0 | 1 |
Operation time -minutes(Mean) | 95.0 | 72.1 |