Tianjin Medical University Second Hospital

This study compares a new surgical technique (antegrade flexible ureteroscopy-assisted PCNL) to the standard surgery for removing large, branching kidney stones called staghorn calculi. The goal is to see which method removes more stone fragments and has fewer complications. Abou…

This study compares two types of lymph node removal during kidney cancer surgery in 220 high-risk patients. One group gets a more thorough removal (template dissection), the other only removes visibly enlarged nodes. The goal is to see if the thorough approach helps prevent cance…