老年性白内障是造成老年人失明的主要原因之一,据统计约占老年失明者的45～50%,是一种严重危害老年人视力的常见眼病。老年性白内障多在40～45岁以后开始发生,逐渐发展加重。尤其是在伴有糖尿病、高血压等全身疾病的情况下,白内障可以迅速发展而致失明。老年 Senile cataract is one of the major causes of blindness in the elderly. According to statistics, it accounts for 45% to 50% of the elderly blind people. It is a common eye disease that seriously affects the eyesight of the elderly. Senile cataracts in 40 to 45 years old and more after the beginning of the gradual development of aggravating. Especially in the case of systemic diseases such as diabetes and hypertension, cataracts can rapidly develop and cause blindness. elderly