Cataract is an eye disease in which the lens becomes clouded. Owing to this clouding of the lens, rays of light cannot easily reach the retina. Patients consult their ophthalmologist due to misty, blurry vision.
The clouding of the lens is in most occasions, is a result of the aging of the eye lens. Cataracts develop gradually and it takes years before you actually notice anything. In some occasions the process occurs more quickly and your sight can increasingly get worse within a short period of time. Other causes of cataracts include:
Cataracts can only be improved with an operation. There is no medicine which can make the eye lens transparent and clear.
The aim of a cataract operation is to obtain better visual acuity. Afterwards, patients very often need less strong glasses or even no glasses.