研究了21例符合具有感喜神经性听力减退颧骨的连续切片，证实了以往对老年性聋的四种病理分类是正确的，即感音性，神经性，血管纹性及耳蜗传导性老年性聋。各类的病理特点如下。感育性老年性聋。耳蜗基底转的感觉细胞发生病理性改变，如静纤毛丧失、螺旋器变形、扁平，支持细 A series of 21 consecutive sections of zygomatic cheekbones with sympathetic hearing loss were studied, confirming the correct classification of four pathological categories of senile deafness in the past, namely sensory, neurogenic, vasculogenic, and cochlear conductive senile Deafness. Various types of pathological features are as follows. Sensitive senile deafness. The sensory cells of the cochlear basal gyrus undergo pathological changes, such as loss of static cilia, deformation of the spiral, flattened, supportive fine