Bevacizumab for the management of diabetic macular edema

Figure 2 Clinical patterns of diabetic macular edema. A: Focal macular edema marked by focal leakage from microaneurysms and dilated retinal capillaries with abnormal permeability, making a complete ring as a localized circinate pattern of hard exudates; B: Diffuse macular edema, characterized by hard exudates with generalized leakage from dilated capillaries throughout the posterior pole.