A cataract is a thick, cloudy part that outlines the lens of the eye. A cataract takes shape when proteins in the eye start to gather which further stops the lens from transferring clear images to the retina. The retina converts the light into signal which comes through the lens.
This grows slowly and ultimately affects your vision. One can have cataracts in either eyes, or just one eye. Cataracts are commonly seen in elderly people. Basic symptom of cataract is blurry vision, problem seeing at night, colours may appear pale, sensitivity towards glare and sunlight or double vision.
Though there are no specific reasons behind cataract, still there are multiple potential causes which include overproduction of oxidants, smoking, ultraviolet radiation, long term use of steroids, some chronic diseases, diabetes and radiation therapy.
Types of Cataracts
According to the advanced cataract surgery hospital, there are different types which can further be classified into below categories:
Anterior Subcapsular Cataracts: This sort of cataracts forms inside the front of lens capsule. An injury or swelling in your eye can lead to one.
Congenital Cataracts: These sorts of cataracts are inborn and occur since childhood. Some are linked to the genes of child and others are due to an illness that the mother carries along with pregnancy.
Nuclear cataracts: This type of cataract develops in the middle of the lens and causes the nucleus which is the centre of the eye to become yellow or brown. An advanced cataract surgery hospital will assure the patient and let the patient know about the cause, effect and post surgery care for eye completely.
Traumatic Cataracts: Several injuries can lead to cataract. The cataract could come on soon after the injury or not show up until years later.
Secondary Cataracts: When a medical treatment leads to a cataract, doctors label it as secondary Cataracts.
Radiation Cataracts: Ultra violet rays not only affect your skin from sun’s ultraviolet radiation, but it can also harm your eyes. If a person spends too much time in the sun without any eye protection, can get affected with cataract in later stage of life.
Lamellar or Zonular Cataracts: This type of cataract is normally seen in younger children. The genes that cause them are passed on from parent to child. In this type of cataract there could be seen small dots in the lens or the entire lens could turn white.
Cortical cataract: This is a white, wedge-like cloudiness that start in the edge of the lens and reach the center. This type of cataract occurs in the lens cortex, which is the part of the lens that surrounds the central nucleus.
According to some of the advanced cataract surgery hospital in India, surgical treatments are the best for treating cataract. Cataract prevents one from doing daily activities including reading, driving, watching television to name a few. The way it is important to exercise in order to keep our body hale and hearty, it is also essential to our eyes to be in a healthy state. A healthy lifestyle may help in preventing cataract. In the early stage, cataracts are managed by spectacles. But with the progress of the disease it starts deteriorating. advanced cataract surgery hospital facilitate simple yet effective Cataract surgery that entails sucking out the natural lens and replacing it by an artificial one.
