左肾囊肿怎么来的

来自尤丹瑜医生的专业解答，快打开看看是否又获得了新的知识点～

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三知健康

病情分析：左肾囊肿是成年人肾脏最常见的结构异常，直径一般2厘米左右，也有直径达10厘米的囊肿，多发于男性，随着年龄的增长发病率会越来越高。单纯肾囊肿一般没有什么症状，只有当肾囊肿压迫血管或尿路梗阻时可出现相应的症状，当肾囊肿超过5厘米时应进行相应的治疗。

尤丹瑜

副主任医师

提示：本内容仅作参考，不能代替面诊，如有不适请尽快线下就医

问题描述：哥哥一个月前去医院检查，发现左肾长了一个囊肿，想问一下左肾囊肿怎么来的？