Definition: 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, macular-oedema">diabetic macular oedema can cause your central vision to become blurred. A healthy macula is essential for good vision.

Category: eye condition

Credit: Moorfield's Eye Hospital

Source: https://www.moorfields.nhs.uk/condition/diabetic-macular-oedema

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