Objective To explore the epidemic characteristics of hearing disorder induced by injury of ear,and to provide a reference for assessment and prevention of hearing disorder in medicolegal expertise.

• 目的探讨听力障碍的流行病学特点及听力障碍与耳部损伤之间的关系,以期为耳损伤后听力障碍的法医学鉴定提供依据。