Retinal changes in diabetic patients without diabetic retinopathy.

The purpose of this study was to measure retinal vessel caliber and to examine early changes in macular thickness using optical coherence tomography (OCT). We evaluated to what extend vascular caliber and macular thickness differed between patients with type 2 diabetes mellitus without diabetic retinopathy compared with healthy individuals.26 diabetic patients without diabetic retinopathy and 26 normal participants without any retinal and optic...