Inclusion Criteria:  any race Established diagnosis of diabetes. Willing to participate as evidenced by signing the written informed consent.  Exclusion Criteria:  Unable to tolerate ophthalmic imaging. Ocular is media not sufficiently clear to obtain technically acceptable ultrawide field images. History of panretinal laser photocoagulation or vitrectomy (history of anti-vascular endothelial growth factor treatment is not an exclusion criteria). Presences of confounding abnormalities such as age-related macular degeneration, retinal vein occlusion.