Methods 16 cases of children's pelvis-ureter junction stricture were treated with ballon dilation and then transplanted 8F drainage pipe.
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。
Methods 16 cases of children's pelvis-ureter junction stricture were treated with ballon dilation and then transplanted 8F drainage pipe.
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。
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