老年性白内障是老年人常发眼病之一,其病理变化为晶状体由透明变为混浊,致盲率很高,为老年人首位致盲眼病。目前对该病尚无特效治疗药物,仍以晚期手术摘除为主要疗法。随着对晶状体生化代谢和白内障成因的深入研究,白内障早期的治疗药物不断出现,尽管效果还难以确定。老年人晶状体维生素C含量减少,可用 Senile cataract is one of the most common eye diseases in the elderly. The pathological changes are that the lens changes from transparent to cloudy with a high rate of blindness, which is the first cause of blindness in the elderly. At present there is no effective treatment for the disease, and advanced surgical resection is still the main therapy. With the in-depth study of the biochemical metabolism of cataracts and the causes of cataract, early treatment of cataract has been emerging, although the effect is still difficult to determine. Older lenses reduce the availability of vitamin C content