There are many causes of macular edema in the elderly, such as diabetic retinopathy, central retinal vein obstruction, retinal branch vein obstruction, age-related macular degeneration, etc. Macular edema can lead to vision loss, distortion and deformation of visual objects. At this stage, the treatment measures are mainly to take intravitreal injection, the injected drugs are anti-VEGF drugs, mainly including razumab injection, abciximab injection, etc. The injection can significantly reduce macular edema. However, it should be emphasized that some macular edema can reappear with time, so intravitreal injection therapy is needed several times if necessary. In addition, you can take drugs to improve microcirculation and vitamin complexes for supplementary treatment.