Diabetes mellitus (DM) has become a worldwide problem, endangering the well-being of people. This issue is further aggravated by the increased fatty content in the diet of most of the Indian population. It is a preeminent source of the genesis of morbidity in the citizens of any given continent, including both new-world countries and old ones too. A major stumbling block that diabetes creates in the healthy living of any of its sufferers is a complication called diabetic retinopathy (DR), which, in its most elementary and perspicuous form, refers to damage to the blood vessels in the retina of the human eye that occurs as a result of high serum glucose levels. DR can have many symptoms, including obscure and blurred vision, trouble observing and distinguishing various colors, and eye floaters. One of the most significant reasons for the manifestation of new cases of complete blindness may be attributed to DR. The appearance of lesions in the body's small blood vessels forms the basis of retinopathic detection. The currently accepted approach for the prevention and cure of this ailment targets deterring the microvascular complexities through medicinal agents that are placed directly into the vitreous space, photocoagulation through laser medium (visual perceptivity is balanced), and some other surgeries related to the vitreous chamber. Anti-vascular endothelial growth factor (anti-VEGF) therapy provided to the patient by intravitreal route is, at present, the most crucial process for curing the sufferer of the given illness, as it can result in optical advancement with decreased unfavorable effects.
Keywords: blindness; diabetes mellitus; diabetic macular edema; diabetic retinopathy; vision loss.
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