视网膜周边部退行性病变是指以往正常的视网膜结构因退行性变、血管损害或机械性牵拉所致的改变 ,是导致视网膜脱离的主要病因。其发病原因不详 ,但临床资料表明它与近视明显相关 [1 ] 。我们通过对近视性屈光不正视网膜周边部退行性病变的类型、范围、部位、以及相关因素的分 Retinal retinal degeneration refers to the past, the normal retinal structure due to degenerative changes, vascular damage or mechanical changes caused by traction is the leading cause of retinal detachment. The etiology is unknown, but clinical data show that it is significantly related to myopia [1]. We passed myopia refractive retinal dementia peripheral degenerative lesions of the type, scope, location, and related factors