耳聋按性质分为感音性耳聋及传导性耳聋,按听力损失的程度又分为轻、中、重度耳聋。耳鸣分为主观性耳鸣及客观性耳鸣,其中主观性耳鸣最为常见。眩晕是一种运动性或位置性幻觉。因平衡感觉或身体处在空间的定向感觉发生障碍,故病人感到自身或外物发生一定形式的幻动,或对于空间 Deafness by nature is divided into sensorial deafness and conductive deafness, according to the degree of hearing loss is divided into mild, moderate and severe deafness. Tinnitus is divided into subjective tinnitus and objective tinnitus, of which the most common subjective tinnitus. Dizziness is a motor or positional hallucination. Due to the balance of feeling or body in the space orientation disorder, so the patient felt a certain form of their own or foreign body hallucinations, or for space