老年人视力逐渐下降是正常生理现象。衰老引起视力下降是一个缓慢的过程。如果老年人出现突然急性视力下降,这通常是由于某些疾病所致,应注意及时诊治,如不及时治疗,很容易导致失明。常见的引起老年人急性视力下降的疾病有以下7种:急性闭角型青光眼此病多见于老年女性,强大的精 The gradual decline of vision in the elderly is a normal physiological phenomenon. Aging caused by decreased visual acuity is a slow process. If the sudden onset of acute vision loss in the elderly, which is usually due to certain diseases, should pay attention to timely diagnosis and treatment, if not treated, it is easy to lead to blindness. Common causes of acute vision loss in the elderly have the following seven kinds of diseases: Acute angle-closure glaucoma The disease is more common in older women, strong fine