BACKGROUND In India, according to International Diabetes Federation, the prevalence of diabetes in 2017 is 8.8%. Diabetes mellitus is a chronic disease caused by impaired metabolism of carbohydrate causing hyperglycaemia which results in multiple end organ damage like nephropathy, retinopathy and neuropathy. Increasing prevalence of this disease increases the burden of diabetic retinopathy. Diabetic retinopathy is an important and leading cause of visual disability. Most important and frequent

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... ause of visual loss due to diabetic retinopathy is diabetic macular oedema. Patients with diabetic retinopathy will develop diabetic macular oedema at any stage of the disease. Patients with diabetic macular oedema mostly present with loss of vision, but vision loss can be prevented if it is diagnosed earlier. Early diagnosis, treatment, regular follow-up of diabetic eye disease can prevent vision loss. The aim of the study is to correlate the visual acuity with the current tools of investigations-Fundus Fluorescein Angiography and Optical Coherence Tomography and incorporate routine investigation in screening protocol.