Objective:To compare the trauma degree after retroperitoneoscopy and percutaneous nephtoscopy treatment of complicated upper ureteral calculi.Methods:A total of 82 patients with complicated upper ureteral calculi who received surgical treatment in our hospital from July 2013 to January 2015 were included for study.According to the different surgical methods,included subjects were randomly divided into observation group 41 cases and control group 41 cases.Control group received percutaneous nephtoscopy treat...