Tianjin Medical University Second Hospital

This study compares two surgical approaches for high-risk kidney cancer patients. It tests whether removing a standard set of lymph nodes (template dissection) is better at preventing cancer return and helping patients live longer than only removing visibly enlarged nodes. Resear…

This study is testing a new surgical technique for removing large, branched kidney stones (staghorn calculi). It will compare a combined approach using a small camera inserted through the back to the standard surgery. The goal is to see if the new method can remove more stones co…

This study is testing whether a urine test that detects cancer DNA can help doctors decide when to safely stop immunotherapy in patients with a high-risk form of bladder cancer that cannot be fully removed by surgery. About 53 patients will receive immunotherapy and be monitored …