Amalambu ayizinsimbi ezibalulekile embusweni we-ophthalmology, ukunikela ngamakhono angenakuqhathaniswa okuhlola ingxenye yangaphambili yeso. Lawa madivayisi avumela ochwepheshe bezempilo ukuthi abuke iso ngokuningiliziwe, ukusiza ukuxilongwa okunembile nokuphathwa kwezimo ezahlukahlukene ze-ocular. Ukuqonda ukusebenza nokubaluleka kwezibani ezishelelayo kungathuthukisa kakhulu ikhwalithi ye-