病因 | 发生率 |
暂时性或生理性 | 50%~70% |
肾盂输尿管连接处狭窄 | 10%~30% |
膀胱输尿管反流 | 10%~40% |
膀胱输尿管连接处梗阻或巨输尿管 | 5%~15% |
多囊性肾发育不良 | 2%~5% |
后尿道瓣膜 | 1%~5% |
输尿管末端囊肿,异位输尿管重复集合系统、输尿管闭锁Prune belly综合征,多囊性肾脏疾病,肾囊肿 | 不常见 |
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文献评审日期:2021-05-31
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