The clouding of the clear crystalline lens of the eye is known as cataract. When this happens the light cannot pass through the lens and focus on retina. Cataracts may have many symptoms. Most commonly, a decline in the sharpness of vision is observed. Sensitive to bright light is another symptom. A form of cataract known as nuclear sclerotic cataract can cause a decline in the sharpness of colors, causing them to appear more muted than before.
Sometimes, cataracts can cause double vision in the eye with the cataract. This happens, when the clouded portion of the lens splits the light into two images. In some elders the ability to see clearly at close up may return with the progression of the cataract. This happens when there is change in the refractive power of the lens due to cataract. But this increased in close vision comes with decreased sharpness, glare and ability to see clear colors. In the early stages of cataracts, impact of the vision may be little One of the first signs of increase in cataract is the need to frequently change the glasses. In later stages glare or double vision begins to occur. The removal of cataract is the only solution to the problem.
Surgical treatment depends on the health of the eye and assessment of the curvature of the cornea
The doctor may also dilate the eye to see the lens and back part of the eye .peripheral vision and eye pressure measurement is also done before the treatment begins .Surgery involves incision of 3mm at the edge of the cornea. After this, the lens is broken into small pieces and removed with the ultrasound process called phacoemulsification. Then a silicone or plastic lens is put in the place of old lens. This lens stays permanently and works normally focusing light on the retina. The wounds left after this type of surgery are so small that they do not require any suture to close them.
The surgery is done in 20 minutes or so and patient may be prescribed glasses after examination at the end of second or third week. With advanced techniques and facilities, the cataract treatment has become very safe. The blade less surgery to correct eye vision and remove the need of wearing eye glasses for ever is performed at .all leading hospitals now. Blade Free Lasik in Delhi can be performed under the guidance of best doctors supported by advanced facilities.
Exposure to harmful UV can increase the chances of getting cataract. Smoking is other factor which increases the risk of getting cataract. People with exposure to sunlight should protect the eyes with sunglasses. Any defect in vision or decrease in ability to see the colors sharply,
Cataract surgery in Delhi should be treated as serious issue and a doctor must be consulted.