Classification and Standardized Reporting of Percutaneous Nephrolithotomy (PCNL): International Alliance of Urolithiasis (IAU) consensus statements.
To reach a consensus in the classification and standardized reporting for the different types of PCNLs. The RAND/UCLA appropriateness methodology was used to reach a consensus. Thirty-two statements were formulated reviewing the literature on guidelines and consensus on PCNLs, and included procedure specific details, outcome measurements and a classification for PCNLs.