diabetic retinopathy, ophthalmoscopic diagnosis,

angiography bleeding blood camera capillaries capillary clinical damaged diabetes diabetic diagnosis diagnostic disc disease disk drawing drawn exam eye eyeball fluorescein form fundoscopic fundoscopy fundus growth hand illustration intraretinal macula medical mellitus neovascularization ocular ophthalmic ophthalmology ophthalmoscope ophthalmoscopy optic preretinal proliferative retina retinal retinopathy retinoscopy type vessel vessels