fundus. retinal vascular thrombosis

anatomy blind clean clear contact cornea correct corrective dilated dystrophy eye eyeball eyeglobe eyeground eyesight fundus humor improvement lenses looking macula medical medicine nerve ophthalmology optic optical optician optometrist optometry orb pigment pigmentary pupil refraction retina retinal retinopathy sclera see sight spot tears thrombosis vector vessels view vision visual vitreous