Uvavanyo lweNtsholongwane yeeNtshontsho zamehlo
Iingcali zokunakekelwa kwamehlo zisebenzisa iimvavanyo eziliqela ukufumanisa i- cataract eye. I-cataract yamehlo i-clouding ye-lens yemvelo yeliso. I- lens yelihlo lakho lihle emva kwe-iris kunye nomfundi. Ngokuhamba kwexesha, i-cataract inokukhula ikhudlwana kwaye ifake inxalenye enkulu yelensi, okwenza kube nzima ukuba ubone.
Iingxaki zamehlo zinokufunyanwa ngumntu optometrist okanye i-ophthalmologist ngokwenza uchungechunge lweemvavanyo, ngokuqhelekileyo kubandakanywa ukuhlolwa kwemehlo .
Ezi zilandelayo zivavanyo zinceda oogqirha baxilonge i-cataract eye kunye nokucacisa ubunzima babo.
- Ubungqina bobuboniso: Uvavanyo olubonakalayo lwezinto ezibonakalayo lubonisa umgangatho wemboniso kwimibandela ethile. Ugqirha uya kukucela ukuba ufunde iileta zobukhulu obuhlukahlukeneyo ukusuka kwitshathi. Amehlo akho aya kuvavanywa ngabanye kunye kunye kunye nokulinganisa ukuchaneka kwamehlo akho kumabanga ahlukeneyo. Uvavanyo lwezinto ezibonakalayo luyindlela elula, engenabuhlungu, kwaye ekhawulezayo yokufumanisa i-cataracts, nangona kukho iimvavanyo eziza kufuneka ukuba uqinisekise ukuba i-cataracts yimbangela yeengxaki zombono wakho.
- Uvavanyo lwe-Acuity Potential: Uvavanyo lwe-acuity test okanye uvavanyo lwe-PAM, yindlela eyahlukileyo yokujonga ukuba iliso elihle liyakubona njani ukuba i-cataract ayikho. Abagqirha kufuneka baqonde ukuba utyando lwe-cataract luya kuphucula umbono wesigulane. Iiprojekthi zokuvavanya kwe-PAM i-tattoo eyeyibonakaliso yamehlo enobumba kunye neleta ejongeni nge-laser kwaye idlula i-cataract. Isigulane sifunda nje itatshathi efana neseshati yesiso eqhelekileyo eludongeni. Ukuba imilinganiselo engcono kakhulu abayifumanayo ingama-20/40 kwaye ingabi ngu-20/20, bayazi ukuba ukuba utyando lwe-cataract lwenziwa kwelinye iliso, ukuba baya kuba nombono ongama-20/40 emva kokuhlinzwa. Olu vavanyo luba luleke ngakumbi xa ezinye izifo zamehlo zikhona ukongeza kwi-cataract.
- Ulwahlulo lobungqina: Ukuvavanywa kobuzwe obufana nobunzima bufana nokuhlolwa kwezinto ezibonakalayo kodwa kubeka ingqalelo ekugqibeleni indlela yokunyuka kwengqondo inokunciphisa ukuhlukana komfanekiso ngenxa yokusabalalisa nokukhanya okubangelwa ngumdla we-cataract. Oogqirha bamazondo bajonga ukuvavanya ukuvavanya ukuvavanya kube yindlela enokwenene yokwenene kombono.
- Isitampu seSlit: Isibane sokubaluleka luhlobo olukhethekileyo lwe-microscope oluphakamisa iliso lakho ukuze ugqirha wakho ahlolisise i-lens ukucacisa ubukho nobunzima be-cataract. Ugqirha wakho uza kukucela ukuba ufake i-chin yakho kwisihlunu sokuphumla kwesibane sesibane. Ukukhanya kuya kubhekiswa kwiso lakho. Xa ukhangela isibane sokubamba, ugqirha wakho unokuhlola i-lens ukuze aqinisekise ukuba idijithi apho idibene khona.
- Ukuxilwa kwabafundi: Ukuxilwa kwabafundi luvavanyo oluqhelekileyo olusetyenziswa ekuhloleni i-cataract. I-Clouding ye-lens ayibonakali kwaze kwaba yilapho i-cataract ifinyelela kwisigaba esiphambili. Xa iliso lakho lihlanjululwa, kunjalo, umfundi uya kwandisa ubukhulu, enika umbono we-lens yakho yonke. Ngokuphonononga kakuhle i-lens, ugqirha unokukwazi ukuba okanye i-cataract ayichaphazeli umgangatho wembono.
Nangona uninzi lwabantu ludibanisa i-cataracts nokuguga, i-cataract ingakhula emva kokulimala kwamehlo, ngenxa yesinye isifo seso, emva kokusebenzisa amayeza athile, okanye ngenxa yeengxaki zempilo ezifana nesifo sikashukela . Ngenxa yokuba abanye abantwana bazalwa benesifo sengqondo somntwana , ukuvavanya umntwana wakho ngeengxaki zentlungu kungabalulekanga ukuba ucinga ukuba umntwana wakho unenkinga yombono. Ukuvavanywa okuqhubekayo kunokukunceda ukuba uluphi uhlobo lwe-cataract olukhoyo, kwaye ukuba utyando lwe-cataract kufuneka lubekwe.
Umthombo:
Umbutho we-American Optometric. "Isikhokelo seKlinikhi yokuSebenza: Ukunyamekela kwabaMguli abaneMali kunye neCataract." I-American Optometric Association, ngo-1995.