What is Cataract?
Take a glass of
water and a glass of milk. Try watching through them. It is possible to
see through water, but not through the milk glass. You have got the
concept of cataract! The glass of water may be thought of as our clear
lens and the glass of milk as cataract.
Opacification of lens fibers, leads to cataract. Since light cannot pass
through opaque material, cataract leads to temporary, curable blindness.
Causes of Cataract -
|Exposure to ultraviolet light, even from
strong sunlight over a prolonged time|
|Drugs and chemicals|
Do you want to see what this view
looks like to a person with Cataract?
Click On the Picture Below !
simulate cataract too!
Drag Cursor On the Picture Below!
Difficulty in night vision, glare,
Decrease in vision, colours appear dull.
BACK TO TOP
If you go to the Doctor with
these complaints, he will do the following tests -
This leads him to diagnose your cataract.
He will also rule out any other eye diseases.
Types of cataract -
Some of the lens fibers
are opaque. The vision is decreased. The lens appears gray.
The lens appears white. The vision is very poor, may be just
can see light. All lens fibers are opaque, therefore, almost no light enters the eye.
When mature cataract is left untreated for long
time, it becomes Hypermature. The vision is very poor. The lens is milky white. The lens matter is liquefied and
nucleus sinks to
the bottom of the lens.
of Hypermature Cataract.
BACK TO TOP