diabetic retinopathy, ophthalmoscopic diagnosis,

diabetic retinopathy microaneurysm ophthalmoscopy diabetes mellitus aneurysm eye microaneurysms bleeding blood vessel vessels capillary diagnosis disease hemorrhage macula haemorrhage fundus ocular camera ophthalmic ophthalmology ophthalmoscope proliferative optic disc retinal illustration retina retinoscopy clinical flame shaped splinter type 3d intraretinal hard exudate neovascularization preretinal exudates cotton wool fundoscopic spots edema cystoid