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目的探讨体外冲击波碎石术(ESWL)治疗21例输尿管结石失败原因。方法分析总结ESWL治疗21例失败的临床资料。结果 21例输尿管结石患者经二次以上ESWL治疗失败后均再行输尿管镜腔内碎石取石术,其中4例因进镜困难中转输尿管切开取石术。结论输尿管结石ESWL治疗要正确掌握好适应证。若病程长,肾积水严重,患肾功能差或结石过大,则不宜选择ESWL治疗。
Objective To investigate the failure of extracorporeal shock wave lithotripsy (ESWL) in the treatment of ureteral calculi in 21 cases. Methods To summarize the clinical data of 21 cases of ESWL failure. Results Twenty-one cases of ureteral calculi underwent ureteroscopic intra-lithotripsy after secondary ESWL failure. Among them, 4 cases underwent ureteral incision and lithotomy because of difficulty in transit into the mirror. Conclusion ureteral calculi ESWL treatment to correctly grasp the indications. If the course of a long, severe hydronephrosis, poor kidney function or stones too large, it is not appropriate to choose ESWL treatment.