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 ...

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 ...

A macular hole is when an opening forms in the middle of the light-sensitive tissue at the back of the eye. It can lead to people having a blurry or black spot in the center of their vision. The ...