A 32-year-old man, with a left-to-right crossed fused kidney containing a 25 mm stone, underwent laparoscopic nephrolithotomy for calculus removal. The authors provide a comprehensive description of the procedure, focusing on its role in patients with renal fusion anomalies where the stone burden is too large for extracorporeal shock wave lithotripsy.
- Alireza Aminsharifi
- Reza Niroomand
- Mohammad Mehdi Hosseini