Macular edema refers to swelling at the center of the retina, which is the layer at the back of the eyeball. It occurs when blood or fluid leaks into the retina and builds up, which can result from ...

The eye is made up of several different parts. One of these parts is the retina, which is home to special nerve cells that respond to light. The macula is part of that network and is located in the ...

Swelling in the macula (macular edema) can result from numerous conditions. Over time, untreated swelling can cause blurry vision or permanent vision loss. Your retina is the thin layer of tissue at ...