This tends to develop slowly over many years. The most common is called primary open angle glaucoma. There are several different types of glaucoma. This is a medical emergency that may require immediate treatment. If you develop symptoms of glaucoma suddenly, go to your nearest eye casualty unit or A&E as soon as possible. Without treatment, glaucoma can eventually lead to blindness. If you have glaucoma, early diagnosis and treatment can help stop your vision getting worse. Visit an opticians or a GP if you have any concerns about your vision. Very occasionally, glaucoma can develop suddenly and cause: If you do notice any symptoms, they might include blurred vision, or seeing rainbow-coloured circles around bright lights.Д«oth eyes are usually affected, although it may be worse in 1 eye. It tends to develop slowly over many years and affects the edges of your vision (peripheral vision) first.ДЇor this reason, many people do not realise they have glaucoma, and it's often only picked up during a routine eye test.

Glaucoma does not usually cause any symptoms to begin with. It can affect people of all ages, but is most common in adults in their 70s and 80s. Glaucoma can lead to loss of vision if it's not diagnosed and treated early. It's usually caused by fluid building up in the front part of the eye, which increases pressure inside the eye. Glaucoma is a common eye condition where the optic nerve, which connects the eye to the brain, becomes damaged.

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