HUR Medical Concepts 2018 | Page 38

Contents Type 2 diabetes concept: Background and overview T2D is characterized by chronic hyperglycemia due to decreased insulin secretion, insulin action or both. It is a progressive condition in which the body becomes resistant to the normal effects of insulin. The diagnosis of T2D is based on the level of glucose at which retinopathy occurs, but macrovascular complications, such as coronary, cerebrovascular and peripheral artery disease, appear earlier and are often present when T2D is diagnosed. It has been reported that >60% of people with T2D develop a cardiovascular disease. The global prevalence of diabetes has increased markedly from 1980 to 2014 (108 vs. 422 million). All the international guidelines aim at achieving 38