Small study reports that diabetic macular edema is better treated with intraocular injections of anti-VEGF medications. These small studies aren't large enough to change practice habits, but do have some merit.
Vascular endothelial growth factor is implicated to cause loss of vision in both diabetic retinopathy and macular degeneration. Review of how VEGF works and effect treatments for diabetic retinopathy and macular degeneration.
Lucentis is the second anti-VEGF drug FDA approved for the treatment of wet macular degeneration. It is an effective treatment for wet macular degeneration. The formulation differs from Macugen and Avastin as do the visual results.