Diabetic Retinopathy is retinopathy (damage to the retina) caused by complications of diabetes mellitus, which can eventually lead to blindness (wikipedia.org). The schematic diagram shows increased leukocyte endothelial cell adhesion and entrapment (leukostasis) in diabetic retinopathy.
Completed role of leukocytes in the pathogenesis of capillary occlusion, and discussion about the potential of leukostasis as a new promising target in the treatment of diabetic retinopathy, can be found in this guideline journal of pdf.
(source:nei.nih.gov).


