【摘要】  目的  探讨介入治疗小儿肾盂输尿管交界处狭窄的临床效果。方法  16例患儿肾盂穿刺成功后，用球囊扩张狭窄段置入8F胆管内外引流管，保留4周拔管。结果  随访3～24个月，治愈12例，占75%；好转4例，占25%。结论  对治疗的16例患儿临床研究表明，球囊扩张置管术疗效可靠、创伤小，为治疗肾盂输尿管交界处狭窄的重要方法。
   
    【关键词】  小儿  肾盂输尿管  狭窄  放射学  介入性
    
    【Abstract】  Objective  To evaluate the effect and method of children’s ureteropelvis junction stricture with interventional treatment.Methods  16 cases of children’s pelvis-ureter junction stricture were treated with ballon dilation and then transplanted 8F drainage pipe.Results  Follow-up for 3-24 months，12 cases were cured.The cure rate was 75%，4 cases were improved，occupying 25%.Conclusion  The method of ballon dilation and transplanted drainage pipe to treat pelvis-ureter junction stricture is high effective and confident，it may be a key way to be expanded.
   
    【Key words】  child  ureteropelvic  stricture  radiology  interventional
   
    先天性肾盂输尿管狭窄是小儿肾盂积水的常见原因，占小儿肾积水的85%～90%［1］。笔者采用球囊扩张加支撑管置入的方法，对我院2000年1月～2005年1月收治的16例患儿实施了介入治疗，取得了较为满意的疗效。
   
    1  资料与方法
   
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