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Glaucoma has no symptoms in its early stages. In fact, half the people with glaucoma do not know they have it! Having regular eye exams can help your ophthalmologist find this disease before you lose vision.
Glaucoma is a disease that damages the eye’s optic nerve. It usually happens when fluid builds up in the eye. The extra fluid increases the pressure in the eye and damages the optic nerve.
Glaucoma is a leading cause of blindness for people over 60 years old. But blindness from glaucoma can often be prevented with early treatment.
There are two major types of glaucoma.
This is the most common type of glaucoma. It happens gradually, where the eye does not drain fluid as well as it should.
As a result, eye pressure builds and starts to damage the optic nerve. This type of glaucoma is painless and causes no vision changes at first and that is why it is called the Silent Thief of Sight.
patient can detect loss of vision only when the damage is advanced and is irreversible at that stage.
Regular eye exams are important to find early signs of damage to their optic nerve.
This type happens when the iris is very close to the drainage angle in the eye.
When the drainage angle gets completely blocked, eye pressure rises very quickly.
This is called an acute attack. It is a true eye emergency and requires immediate treatment.
An attack of angle-closure glaucoma
This includes people who:
The only sure way to diagnose glaucoma is with a complete eye exam by a Doctor. Only eye pressure is not enough to diagnose glaucoma.
Glaucoma damage is permanent—it cannot be reversed. But medicine and surgery help to stop further damage.