先天性耳前瘘管由胚胎发育异常引起。
Congenital preauricular fistula is a common abnormality consequent on deficiency of embryonal development.
目的：控制难治性先天性耳前瘘管继发感染。
Objective: Control the further infection of intractable congenital preauricular fistula.
目的：探讨先天性耳前瘘管感染的处理方法及手术时机的选择。
Objective: in front of goal discussion congenital ear syrinx infection processing method and surgery opportunity choice.
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