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What is Glaucoma?

What is Glaucoma?

Glaucoma usually comes without any warning. Glaucoma is an eye disorder in which the fluid pressure inside the eye causes progressive damage to parts of the optic nerve. The pressure usually increases when there is inadequate drainage of fluid from inside the eye. A...
Presbyopia

Presbyopia

This loss of focusing ability is called PRESBYOPIA. It is not a disease, but a normal change which affects everyone. Presbyopia doesn’t occur suddenly. It doesn’t affect distance vision. It is a change which begins in adolescence and can not be...
Hyperopia (means “longsight”)

Hyperopia (means “longsight”)

A normal eye begins to use its focussing system as an object comes closer. A longsighted eye has to make the same focussing effort for near work as a normal eye, but this is in addition to the effort it makes to keep distance vision clear.
Myopia (means “short sight”)

Myopia (means “short sight”)

Myopia causes blurred vision. The most common problem for those who are shortsighted is difficulty seeing distant objects clearly. Some myopic children have never had clear distance vision and so are not aware of what they are missing. School vision screening will...
Diabetes related Retinopathy

Diabetes related Retinopathy

People with diabetes are at risk of blindness and loss of vision because of the disease. There are at least 200,000 people with diabetes in NZ. Diabetes causes changes in the cells of the retina that result in weakness in the walls of the blood vessels. These tiny...