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随着年龄的增长,双耳听力逐渐下降,称为老年性耳聋。老年性耳聋的发生率在65岁以上的老人中约占29.5%;75岁以上的老人中约占34.7%。是一种比较常见的老年性变化。一、老年性耳聋发生的有关因素(一)遗传人到中年以后,随着年龄的增长,听力可有不同程度的下降,下降速度多与遗传因子有关。但有些后天因素也起了
With age, binocular hearing gradually decreased, known as senile deafness. The incidence of senile deafness accounts for about 29.5% of all seniors over the age of 65 and 34.7% of seniors over the age of 75. Is a more common change in aging. First, the related factors of senile deafness (a) genetic people to middle age, with age, hearing can have varying degrees of decline, the rate of decline and more genetic factors. But some acquired factors have also started