The macula is in the center of your retina, which is the light-sensitive tissue in the back of the eye, and it helps you see fine details and colors at a higher resolution than any camera can provide. When fluid builds up or blood vessels leak in the retina, it’s referred to as macular edema, and this swelling can distort your vision.
With macular edema, colors appear washed out and vision may be blurry. As more blood vessels leak or rupture, the risk of serious, permanent vision loss increases. There are many conditions that can cause blood vessels to swell or fluid to leak into the retina and cause macular edema, including: (more…)