Background and aim: Diabetic retinopathy(DR) is one of the most common complications of long-standing diabetes mellitus(DM). Early detection of this complication in the preclinical stages by Visual Evoked Potential (VEP) may help formulate management strategies to preserve Vision. With this background in mind. we conducted a cross-sectional study to measure the VEP of patients with DM. https://halohealthcarers.shop/product-category/bariatric-beds/