Ukubhekwa phambili, noma i-hyperopia, kuyinkinga ejwayelekile yamehlo. Abantu ababheke phambili babona ubunzima bokubona izinto eziseduze. Ezimweni ezimbi ze-hyperopia, izinto ezikude zingahle zivele zibukeke kahle. Uma udokotela wakho wezandla ephakamisa ukuthi uyibheke phambili, kusho ukuthini ngempela?
Ukubhekela phambili: Izimpawu nezibonakaliso
Umuntu obheke phambili unenkinga yokugxila ezintweni eziseduze futhi angase abe nomuzwa wokuthi u-eyestrain, ubuhlungu obuseduze kwamehlo, noma ubuhlungu bekhanda elizungezile ebunzini.
Izikhwehlela zivame ukuvela ngenxa yokuthi iningi labantu liyakwazi ukukhokhela ukubhekwa ngokweqile ngokugxila ngokugqamile. Ngeshwa, ngenxa yalokhu ikhono lokukhokhela, izingane eziningi ezine-hyperopia zivame ukudlula imibono yokuhlolwa okunikezwa yizikole nabantwana bezingane. Kungenxa yalesi sizathu ukuthi kubalulekile ukuthi zonke izingane zihlolwe iso eliphelele ekuqaleni kokuphila.
Kungani Ubona Ngayo?
Ukubhekwa phambili kubonakala ngenxa yesici se-eyeball. I-eyeball yomuntu obheka phambili ubufushane kunejwayelekile, okwenza ukukhanya kugxilwe ngemuva kwe-retina esikhundleni ngqo kuyo. Kwezinye izimo, iso lingase libe nobude obuvamile, kodwa i-cornea ingaba yinto elula kunejwayelekile.
Ukubona Ukubhekwa Kwemvelo
Ukubhekwa phambili kubonakala ngokuhlolwa okulula okubizwa ngokuthi ukukhishwa. Abantu abasha bahlanjululwa phakathi nalesi sivivinyo ngakho-ke abakwazi ukufihla ukubhekwa kwabo ngokubheka umbono wabo. Ukubhekwa phambili kubonakala kutholakala kusencane empilweni.
Izingane eziningi zizalwa zine-hyperopia, kodwa zivame ukuphuma, njengoba i-eyeball ikhula isikhathi eside. Kwezinye izimo izingane azivezi i-hyperopia. Lezi zingane zizodinga ukuphathwa ngamalensi okulungisa. Izingane ezine-hyperopia engaziwayo zingathuthuka amehlo (i-strabismus) noma iso levila (amblyopia).
Ukubhala izibuko zisencane kuvimbela lezi zimo.
Ukuzibonela phambili kuvame ukudideka ne-presbyopia. Nakuba i-presbyopia ingase futhi idale izinkinga ezigxile ezintweni eziseduze, kubangelwa ukulahlekelwa kancane kancane ngokuvumelana nezimo zensiza yendalo yeso. I-Presbyopia ithinta abantu abaningi abaneminyaka engama-40 ubudala. Ukufunda izibuko noma ama-bifocals ngokuvamile kubelwe iziguli ezine-presbyopia