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耳鸣是一种耳内似有声音的主观感觉,其实在周围环境中并无相应的声源,它是听觉功能紊乱所致的一种常见症状。耳鸣的声音因人而异,有的象蝉鸣,有的象汽笛声,也有的象吹风声或是浪涛声等等。这种耳鸣音在走多数患者只有自己能够听到,其他人或医生部无法听到。在嘈杂的环境中,由于周围的噪音对耳鸣有掩盖作用,致使耳鸣音有所减小;而在安静的环境中,尤其是到了夜间,耳鸣音越发清晰响亮,扰人不安,使人无法入睡,同时失眠又可以加重耳
Tinnitus is a kind of subjective feeling of sound in the ear, in fact, there is no corresponding sound source in the surrounding environment, it is a common symptom caused by auditory dysfunction. Tinnitus sound varies from person to person, some like cicadas, some like the whistle, and some like the wind blowing or the sound of waves and so on. This type of tinnitus can not be heard by most other people or doctors unless one can hear it. In a noisy environment, the tinnitus is reduced due to the noise around the tinnitus, and in quiet surroundings, especially at night, the tinnitus becomes clear and loud, disturbing and uninhabitable , While insomnia can increase ears