Objective: To evaluate the level of knowledge of diabetic patients treated at the Unified Health System (SUS – Sistema Único de Saúde) in the city of Boa Vista / Roraima, about Diabetic Retinopathy (DR). Methods: This is a cross-sectional, descriptive, quantitative study conducted through the application of a semi-structured questionnaire for 150 diabetic individuals, SUS users, from the city of Boa Vista – RR, during the year 2017. Statistical analyzes were performed using the Microsoft Excel and EpiInfo 7® programs, […]