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我院近20年收治输尿管结石164例,就其中88例下1/3部位的结石进行分析讨论,因该部结石症状类似,泌尿系摄片中容易误诊,自然排石率较高,手术时因位置深、暴露差,可导致取石失败。结石部位的分类方法我们依据将输尿管按三等分的概念,大致从输尿管与髂血管交界处以下列为下1/3段,如再把盆段和膀胱壁间段的结石分开,则术前在临床上及x线平片上都有一定困难,也没有必要。例如强英忠等报告,输尿管开口位置可
164 cases of ureteral calculi in our hospital in the past 20 years, of which 88 cases under 1/3 of the stones for analysis and discussion, because the Department of stone symptoms similar to urology easy to misdiagnosis, high rate of natural row of stones, surgery Due to the location of deep, poor exposure, can lead to stone failure. According to the classification of stones according to the concept of trisection of the ureter, roughly from the junction of the ureter and iliac vessels, the following as the next 1/3, such as the pelvic and bladder wall segments and then separate the stone, the preoperative Clinical and x-ray films have some difficulties, it is not necessary. For example, strong British Chung and other reports, ureteral openings can be