Efficacy and Safety of Stem Cell Therapy in Diabetic Retinopathy: A Scoping Review Alif Raihan Laksono1, Salma Firdaus1 and Reny I’tishom2* Abstract Background: Diabetic Retinopathy (DR) is a microvascular disorder that arises due to chronic hyperglycemia, which, if left untreated, would ultimately cause loss of vision. Although there are some