Assessment Impact of the Knowledge Diabetic Retinopathy among Patients with Type 2 Diabetes at Makkah, Saudi Arabia 2021. Cross-Sectional Study

Abstract

    Diabetic retinopathy (DR) is the most common microvascular complication of diabetes mellitus (DM) and the foremost cause of blindness. According to the World Health Organization, there are currently approximately 280 million diabetic individuals globally, with the expectation that the prevalence of DM will double by the year 2025 Diabetes mellitus (DM) is common metabolic disorder that is characterized by increased circulating blood glucose levels. Long term, continuous hyperglycemia leads to vasculature-related disorders, including those affecting the eyes, such as retinopathy,diabetes mellitus is an endocrine disease with chronic elevation in blood glucose levels. If not managed, it can lead to multi-organ damage also diabetes mellitus (DM) is a metabolic disease that is characterized by distortion in the metabolism of carbohydrates, lipids, and proteins and involves hyperglycemia. Diabetes mellitus has different types. Several complications are associated with diabetes including diabetic retinopathy (DR).