1Laparoscopic radical cystectomy and bricker operation with modified four-hole method (report of 31 cases)Yang Guoqiang, Chen Guangfu, Zhang Xu, Sun Shengkun, Zhu Jie, Zhang Peng, Wang Yunpeng196-1992Effect of postoperative change of body mass index on renal function after laparoscopic partial nephrectomyWasilijiang Wahafu, Ma Xin, Zhang Xu, Li Hongzhao, Ding Qiang, Guo Gang, Shi Taoping, Wang Baojun200-2073Efficacy of four-step method transurethral plasmakinetic enucleation of prostate with preservation of the bladder neck in the treatment of benign prostatic hyperplasiaLi Gongcheng, Pan Tiejun, Wen Handong, Shen Guoqiu, Xie Sen, Tu Zhong, Yang Jiarong208-2114Conversion of retroperitoneal laparoscopy to peritoneallaparoscopy for complicated renal tumor (with 4 cases report)Li Shun, Zu Qiang, Lu Jinshan, Dong Jun212-2145Laparoscopic decortication of renal cysts:a compoarison between the retroperitoneal and laparoscopic space approachesLi Zhiqing, Wang Weigan, Chen Xinzhong, Yin Xianghui215-2176Application of R.E.N.A.L.nephrometry score in laparoscopic partial nephrectomy:report of 38 casesLi Chunsheng, Xia Haibo, Bao Guochang, Gao Zhiming, Ren Xiaolei, Men Chao, Mu Hada218-2207Analysis of 5 cases of urine-induced sepsis afterflexible ureteroscope holmium laser lithotripsy and countermeasuresMao Junbiao, Yuan Pingcheng, Gui Dingwen, Peng Wei, Chen Xiaogang, Zhang Qinghan221-2238Prognostic value of preoperative blood calcium level and neutrophil-lymphocyte ratio for clear cell renal cell carcinomaWang Hanfeng, Duan Peng, Gu Liangyou, Lei Zhenwei, Yang Kairui, Zhang Xu224-2289A comparative study of recumbent position vs .prone position in percutaneous nephrolithotripsyLiu Yipeng, Zhang Chuanhua, Yuan Jindong229-23110Deroofing of simple renal cyst by percutaneous intracystic approach nephrolithotomy(PCNL)(Report of 12 cases)Zhang Chengfeng, Zhao Heqing, Yang Yubin, Wang Hu, Song Zengliang, Zhang Qingde232-23411Comparative study of establishment of percutaneous nephrolithotomy tract with sequential fascial dilatation vs.balloon dilatationWang Bo, Gao Ji, Zhang Zhuo, Han Yuping, Gu Xinquan235-23812The management of urolithiasis (ureteral calculi)in pregnancyZhao Chunxiong, Chen Hongbo, Hu Xiaohui, Zhu Shengliang239-24113Risk factors of septic shock after percutaneous nephrolithotomyChen Guang, Luo Jianshi, He Shaofeng, He Jincan242-24414Bladderusion in patients with common causes discomfort analysis and comfortable nursingWang Yan, Xie Yanju, Li Rui245-24715Application of laparoscopic or robotic-assisted single-site surgery in the treatment of bladder diseasesZhu Qiang, Fu Weij un, Zhang Xu250-254 