The purpose of this book is to present an elaborative analysis of latest concepts in pathogenesis, diagnosis and treatments of diabetic retinopathy. It encompasses a compilation of topics written by veteran authors, highlighting discussions on developments in comprehension of pathophysiology, growing concepts and immunological factors, considering clinical aspects and treatment techniques. The aim of this book is to serve as an efficient source of knowledge and enhance diagnosis and treatment options for those patients who face vision loss due to diabetic retinopathy.