Kukho indawo kwiliso ebizwa ngokuba yi-lens.Yilensi ye-convex ecacileyo ephindwe kabini, edlala indima yokuhanjiswa kokukhanya kunye nokugxila kwiso.Ngaphandle kwayo, asinakubona ngokucacileyo.Ngokukhula kweminyaka, le crystal ebonakalayo iya kuba yi-turbid kancinane, okukhokelela ekwehleni kokuhanjiswa kokukhanya.Xa ihla ukuya kwinqanaba elithile, iya kuchaphazela umbono wethu kwaye ibe yi-cataract.Ngexesha lotyando lwe-cataract, i-lens ye-turbid ithathwa ngamandla e-ultrasonic.Ukuba kuphela i-lens ye-turbid ikhutshwe, ingxaki yokuhanjiswa kokukhanya isonjululwe, kwaye ukukhanya kunokungena kwiso kwakhona.Kodwa ingxaki yokugxila isekhona, ngoko ke kufuneka sifake i-lens ye-intraocular ebonakalayo kwindawo yokuqala yelens, engakwazi ukusombulula ingxaki yokuhanjiswa kokukhanya kuphela, kodwa nokusombulula ingxaki yokugxila, ukuze sibone kwihlabathi langaphandle ngokucacileyo.Ngoko ke, i-lens ye-intraocular kufuneka ifakwe kwi-cataract surgery, olulutyando olupheleleyo lwe-cataract
Ixesha lokuposa: Sep-27-2022
