老年性黄斑变性是引起老年人视力下降的常见原因之一。临床上分为干性及湿性,一般认为它与遗传:光损伤、营养缺乏、中毒、免疫异常、全身及眼的一些疾病有关,并认为随海拔增高、日照时延长,地面的辐射量增加,其发病率明显增加,本文章还阐述了土著与移居公民与AMD发病率的关系,及采取必要的辐射防护措施,有可能减少AMD的发病,并讲明了高原地区AMD发病以湿性为主,如及时采取光凝治疗,可收到较好疗效。 Age-related macular degeneration is one of the common causes of vision loss in the elderly. Clinically divided into dry and wet, it is generally believed that it with the genetic: light damage, nutritional deficiencies, poisoning, immune disorders, systemic and eye diseases, and that as the altitude increases, prolonged sunshine, the amount of radiation on the ground increases, The incidence of this disease is significantly increased. This article also describes the relationship between indigenous and migrant citizens and the incidence of AMD, and take the necessary radiation protection measures, may reduce the incidence of AMD, and explained the high incidence of AMD in the plateau to wet the main, If timely photocoagulation treatment, can receive better efficacy.