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先天性耳前瘘管是怎么回事
更新时间: 2020-11-11 00:00:00  

先天性耳前瘘管是比较常见的耳科疾病。此外,先天性耳前瘘管属于染色体显性遗传病,就是在胚胎时期,耳廓的第一、二鳃弓的六个小丘样结节融合不良或者第一鳃弓封闭不全,就容易导致先天性耳前瘘管的出现。先天性耳前瘘管分为单纯型、感染型和分泌型,其中感染型占总发病率的百分之八十左右,而单纯型的症状比较轻,基本上终生不出现感染,所以不需要进行手术。

关键词: 先天性 瘘管 怎么 回事

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