Prediction of the Stone Free Rate by Using the Guy’s Stone Score After Percutaneous Nephrolithotomy

Background: Urolithiasis is one of the common diseases of the urinary system, with an incidence of approximately 5-10% among the general population. Among the minimally invasive surgeries, percutaneous nephrolithotomy (PCNL) is the gold standard therapy for large and/or complex renal stones.


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