With age, eyesight becomes weak and clouding may occur around eye lens which causes blurred vision. This condition is called as cataract and is quite common amongst senior citizens. To treat this condition, cataract surgery is recommended in which natural eye lens is replaced by artificial intraocular lens (IOL).
Cataracts produce symptoms like:
If you suffer from above mentioned symptoms for few days, it time to book an appointment with your ophthalmologist. Remember that cataract if left untreated for long time may cause blindness.
There are different types of cataracts as mentioned below:
Nuclear cataract: Nuclear cataract develops in middle portion of the lens and color change of iris from brown to yellow may occur. It is the most common type of cataract that usually develops because of aging.
Congenital cataracts: Congenital cataract is a birth defect and can even develop in first year after baby's birth. Such defect may develop because of poor nutrition in first trimester.
Unifocal lens are mostly used in cataract surgery. This surgery is medically termed as monofocal cataract surgery. The procedure entails removal of cloudy lens from eye and replacing it with intraocular (IOL) lens which are nothing but synthetic lens. The surgery implants lens which enable the patients to view only distant objects clearly. For purpose of viewing nearby objects or reading, use of spectacles is preferred.
Unifocal cataract surgery is a common type of treatment that is recommended by doctors to most of the patients who have no other eye problem apart from cataract. The procedure of the surgery is also quite simple as compared to multifocal cataract surgery.