an impairment of health or a condition of abnormal functioning

an eye disease that involves the clouding or opacification of the natural lens of the eye

an eye disease caused by a swelling of the macula resulting from leakage and accumulation of fluid

a specific pattern of swelling in the central retina

(plural) an eye disease resulting from small accumulations of hyaline bodies underneath the retina

an eye disease that damages the optic nerve and impairs vision (sometimes progressing to blindness)