Diabetic eye disease is a leading cause of blindness registration among working age adults in England and Wales. It is caused by changes to the tiny blood vessels of the retina (the light sensitive layer at the back of the eye). In diabetic macular oedema, blood vessels leak fluid into the retina.
Vision loss occurs when the fluid reaches the macula (the centre of the retina that provides sharp vision) and builds up, causing swelling. At first, you may not notice changes to your vision. Over time, diabetic macular oedema can cause your central vision to become blurred. A healthy macula is essential for good vision.
All people with type 1 and type 2 diabetes are at risk of diabetic macular oedema.Vision loss occurs when the fluid reaches the macula (the centre of the retina that provides sharp vision) and builds up, causing swelling. At first, you may not notice changes to your vision. Over time, diabetic macular oedema can cause your central vision to become blurred. A healthy macula is essential for good vision.You are at greater risk if you:
Large studies have shown that people who have well-controlled blood sugar, blood pressure and cholesterol levels, and do not smoke are less likely to develop diabetic macular oedema.
To reduce the risk of diabetic macular oedema, it is important not to smoke and to ensure that your blood sugar, blood pressure, and cholesterol levels are well controlled. This can be achieved by regular visits to your diabetes nurse, general practitioner or consultant.
Your consultant will be happy to discuss any aspects of your diabetes management.
Find out more about how diabetic macular oedema is treated
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