Warning: Uninitialized string offset 0 in /www/wwwroot/laoren-hearing.com/wp-includes/post-template.php on line 1

Warning: Uninitialized string offset 0 in /www/wwwroot/laoren-hearing.com/wp-includes/post-template.php on line 1

Warning: Uninitialized string offset 0 in /www/wwwroot/laoren-hearing.com/wp-includes/category.php on line 1

Warning: Uninitialized string offset 0 in /www/wwwroot/laoren-hearing.com/wp-includes/category.php on line 1

Warning: Uninitialized string offset 0 in /www/wwwroot/laoren-hearing.com/wp-includes/rest-api/endpoints/class-wp-rest-block-types-controller.php on line 1

Warning: Uninitialized string offset 0 in /www/wwwroot/laoren-hearing.com/wp-includes/rest-api/endpoints/class-wp-rest-block-types-controller.php on line 1

Warning: Uninitialized string offset 0 in /www/wwwroot/laoren-hearing.com/wp-includes/class-wp-block-type.php on line 1

Warning: Uninitialized string offset 0 in /www/wwwroot/laoren-hearing.com/wp-includes/class-wp-block-type.php on line 1
先天性耳聋是什么? - 上海老年人助听器|峰力奥迪康助听器上海助听器验配中心|宁耳听力

先天性耳聋系胎儿期受各种因素影响,使听觉器官发育障碍或受损,于出生时即已存在听力障碍者。

病因

先天性聋的原因可分为遗传因素、孕期因素和产期因素三类。

㈠ 遗传因素

遗传性聋系遗传物质即基因和染色体异常所致的耳聋。约占所有儿童聋的35%。

㈡ 孕期因素

孕期导致胎儿先天性聋的主要原因是中毒和感染。先天性耳聋是什么?

 

发表评论

您的邮箱地址不会被公开。 必填项已用 * 标注