Umbono ofiphele? Ake sixoxe ngamaphutha okubona izinto ngendlela engabonakali!

Ingabe ngezinye izikhathi ukuthola kunzima ukubona izinto eziseduze noma ezikude? Uma ufunda incwadi, izinhlamvu ziba mfushane? Noma uma uhamba emgwaqweni, awukwazi ukubona inombolo ebhasini? Lezi yizinkinga abantu abaningi abanazo ngempela. Namuhla, sizokhuluma ngalezi ziphazamiso zokubona kwamehlo, noma njengoba odokotela bezibiza kanjalo, `(Amaphutha Okuqabula)`.

Ayini amaphutha okubhekana nokuphazamiseka kwengqondo?

Kalula nje, iphutha lokubona ngamehlo liwukushintsha kwesimo semvelo samehlo akho okwenza umbono wakho ufiphale. Lezi yizinkinga zokubona ezivame kakhulu abantu abaningi ababhekana nazo.

Cabanga ngakho, amehlo ethu asebenza njengeqembu. Uma ukukhanya kungena esweni, kuhamba engxenyeni ngayinye kuze kufike ebuchosheni.

1. Ukukhanya kuqala kudlule engxenyeni ecacile yeso, i-cornea .

2. Lena yingxenye yeso egxila ukukhanya bese ikuthumela nge -lens engaphakathi kweso.

3. Lokhu kukhanya kube sekuwa njengesignali engqimbeni engemuva kweso, i-retina .

4. I-retina iguqula lokhu kukhanya kube yizimpawu zikagesi bese izithumela ebuchosheni nge -optic nerve .

5. Ekugcineni, ubuchopho obusebenzisa lezi zimpawu ukudala izithombe esizibonayo.

Manje, kuye ngohlobo lwephutha lokubona onakho, izinto ozibonayo azigxilile kahle ngenxa yokushintsha kwesimo senhlamvu yeso lakho, i-cornea, noma ilensi. Yilokhu okubangela ukuthi umbono wakho uphambukile futhi ufiphale.

Kunezinhlobo eziningana zale nkinga yokubona. Ezinye zenza kube nzima ngawe ukubona izinto eduze. Ezinye zenza izinto ezikude zingacaci. Kodwa kungakhathaliseki ukuthi unenkinga enjani, uchwepheshe wamehlo angayixilonga futhi ayiphathe. Bazohlola amehlo akho kanye nokubona kwakho futhi bakunikeze ukwelashwa okudingayo ukuze ubone kahle futhi.

Esikhathini esiningi, lezi zinkinga zokubona ziyakhula njengoba sikhula futhi sithuthuka. Izinkinga eziningi ziqala ukubonakala ezinganeni ezincane. Kodwa-ke, ungaba nazo lezi zinkinga nganoma yisiphi isikhathi empilweni yakho, noma ngabe wawunombono omuhle ngaphambili.

Bonana nochwepheshe wamehlo ngokushesha nje lapho ubona noma yiziphi izinguquko noma ukuwohloka kombono wakho. Ngisho noma usuvele ugqoka izibuko zamehlo noma ama-contact lens, kubalulekile ukuthi uhlolwe amehlo akho njalo.

Yiziphi izinhlobo zamaphutha okubhekana nokuphazamiseka kwengqondo?

Kunezinhlobo ezine ezivamile zezinkinga zokubona:

1. I-Myopia - ukubona eduze kuhle

Abantu abanenkinga yokubona eduze, noma "i-Myopia" , abakwazi ukubona izinto ezikude ngokucacile, kodwa bangabona izinto eziseduze ngokucacile.Isibonelo, uma une-`(Myopia)`, ungase ungakwazi ukubona izimpawu zamagama eceleni komgwaqo ngokucacile, futhi zizobonakala kuphela uma usondela emotweni yakho noma uma zingaphandle kwefasitela lakho. Cabanga ngakho, ezinye izingane zithi azikwazi ukubona okubhalwe ebhodini esikoleni, kodwa zingafunda kahle okubhalwe encwadini. Lokhu kungenzeka kungenxa ye-`(Myopia)`.

I-Myopia ivame ukwenzeka uma iso lakho lide kakhulu kusukela phambili kuya emuva. Ngezinye izikhathi, i-myopia ingenzeka futhi uma i-cornea noma ilensi yakho igobile kakhulu.

I-Myopia ivame ukwenzeka kakhulu ezinganeni ezineminyaka engaba ngu-10.

2. Ukubona eduze (i-Hyperopia) - Ukubona kude kuhle

Ukungaboni eduze, noma `(Hyperopia),` kwenza kube nzima ukubona izinto eziseduze nawe ngokucacile. Lokhu kuphambene ne `(Myopia).` Uma une `(Hyperopia)` ungabona izinto eziku-TV egumbini lonke ngokucacile, kodwa unenkinga yokufunda umbhalo othayishwa kwi-laptop ephambi kwakho. Abanye abantu bathola ukuthi lapho bezama ukufunda iphephandaba noma incwadi, umbhalo uba mfushane futhi kufanele bawuphakamise ukuze bawubheke kude.

I-Hyperopia yenzeka lapho ubude beso lakho buncipha kusukela ngaphambili kuya emuva. Esinye isizathu yilapho i-cornea noma ilensi yakho iphansi kakhulu (okungukuthi, ingagobile kahle).

Abantu abane-hyperopia bavame ukuzalwa benayo.

3. I-Presbyopia (ukubona eduze) okwenzeka ngokuguga

I-Presbyopia, noma ukubona eduze, yisimo esenzeka ngokuguga. Njenge-hyperopia, i-presbyopia yenza kube nzima ukubona izinto eduze. Lesi yisona sizathu esenza kufanele sigqoke izibuko zokufunda njengoba sikhula. Yingakho omama bethu, obaba, kanye nogogo nomkhulu bethu basebenzisa izibuko ukuze bafake inaliti futhi bafunde amaphephandaba.

I-Presbyopia yenzeka lapho ilensi yeso lakho ingasakwazi ukuguquguquka futhi ingasakwazi ukugxila njengoba yayinjalo ngaphambili. Ngokuvamile yenzeka kubantu abangaphezu kweminyaka engama-40.

4. Ukungabi nandaba

I-Astigmatism ingabangela ukubona okufiphele kunoma yiliphi ibanga. Amehlo ethu ngokuvamile ayindilinga, akunjalo? Kodwa uma une-astigmatism, iso lakho libunjwe njengebhola le-rugby, noma ngemuva kwesipuni. Lokhu kubangela ukukhanya okungena esweni lakho ukuthi kugobe futhi kuphenduke ngokweqile. Lokhu kusho ukuthi lingagxila ezindaweni eziningana esikhundleni sokugxila endaweni eyodwa.

I-Astigmatism ingenzeka nganoma yisiphi isikhathi empilweni. Abanye abantu bazalwa nayo. Kwabanye, ikhula kamuva ekuphileni.

Ziyini izimpawu zephutha lokubona izinto ngendlela ephambene nombono?

Zonke izifo zamehlo zingaphazamisa ukubona kwakho. Ngaphezu kokwenza kube nzima ukubona kahle, ungase ube nezimpawu ezifana nalezi:

• Umbono ofiphele wezinto eziseduze, ezikude, noma zombili.
• Ukubona okuphindwe kabili (`Diplopia`).
• Ikhanda elibuhlungu.
• Ukufiphaza amehlo. Uma ufiphaza amehlo akho njalo, kuyisibonakaliso.
• Ukucindezeleka kwamehlo.
• Ubuhlungu bamehlo.

Ngezinye izikhathi, izingane ezincane zingase zingaqapheli ukuthi ukubona kwazo kuyaphela. Uma ingane yakho inenkinga yokugxila entweni eyodwa isikhathi eside, noma amamaki ayo ehla ngokuzumayo, ingaba nenkinga yokubona. Uma ubona noma yiziphi izinguquko emehlweni engane yakho, ekuboneni, noma ekuziphatheni kwayo, bheka udokotela wezingane noma udokotela wamehlo.

Yiziphi izimbangela zala maphutha okubhekana nokuphazamiseka kwengqondo?

Izinkinga zokubona zingabangelwa izinguquko esimweni se-cornea yakho, ilensi, noma isimo sonke seso lakho. Uhlobo lwenkinga onayo luncike ekutheni iso lakho lakhiwe kanjani.

Lokhu kungenzeka futhi njengoba ukhula. Njengoba amehlo akho eguga, ungase ube nezinkinga ezintsha zokubona ezazingekho ngesikhathi usemncane.

Abanye abantu bangase babe nezinkinga zokubona ngisho nangemva kokuhlinzwa kwe-cataract.

Ungawabona kanjani amaphutha okubheka emuva?

Udokotela wamehlo uhlola izinkinga zokubona ngokuhlolwa kwamehlo . Uzobheka amehlo akho (kufaka phakathi nangaphakathi). Uzokunikeza nokuhlolwa kokubona . Lokhu kungasiza ekunqumeni ukuthi hlobo luni lwenkinga yokubona onayo nokuthi ithinta kangakanani umbono wakho.

Amaphutha okubhekana nokuphazamiseka kokubona aphathwa kanjani?

Izindlela zokwelapha izinkinga zokubona yilezi:

• Izibuko zamehlo.
• Amalensi okuxhumana.
• Ukuhlinzwa kokulungisa umbono - isibonelo, ukuhlinzwa okufana ne-LASIK kanye ne-Photorefractive Keratectomy (PRK).

Ngokuvamile, udokotela wakho wamehlo uzokunikeza izibuko noma amalensi okuxhumana ngaphambi kokuba uhlinzwe ngokulungiswa kwamehlo. Kodwa-ke, ungase ube umuntu ozohlinzwa ngokushesha. Khuluma nodokotela wakho wamehlo ngokuthi yikuphi ukwelashwa okungcono kakhulu kuwe.

Ingabe ingozi yokuthola iphutha lokubona izinto ngendlela ephambene nombono ingancishiswa?

Eqinisweni, ngokuvamile akukho ongakwenza ukuvimbela amehlo akho ukuba abe nesici sokubona. Ngenxa yokuthi lokhu kubangelwa ukuma kweso lakho, i-cornea, noma ilensi, noma izinguquko kulezi zingxenye, ayikho indlela yokuvimbela amaphutha okubona. Futhi akukho ongakwenza ukuvimbela ingane yakho ukuba izalwe inesici sokubona.

Kwenzekani uma nginephutha lokubheka emuva?

Ngisho noma kufanele ugqoke izibuko noma ama-contact lens, noma uhlinzwe ngokulungiswa kwamehlo, ngoba unenkinga yokubona, ngeke kube nomthelela omkhulu empilweni yakho.

Ukwelashwa noma amandla ezingilazi zakho noma ama-contact lens kungashintsha ngokuhamba kwesikhathi. Abanye abantu abahlinzwa ngokulungiswa kwamehlo bangase balahlekelwe umbono kancane ngokuhamba kwesikhathi (ukubuyela emuva) - okungukuthi, imiphumela yokuhlinzwa iyancipha kancane kancane.

Uma unenkinga yokubona, usengozini enkulu yokuthola ezinye izimo ezithinta amehlo. Izibonelo:

• I-Glaucoma.
• Iso elivilaphayo (`Iso elivilaphayo / i-Amblyopia`).
• Amehlo aphambene / iStrabismus.
• Ukubona okuphansi.

Kufanele ngihlolwe amehlo kangaki?

Ngokuhlola amehlo akho njalo kanye nokubona kwakho, uchwepheshe wamehlo angabona noma yiziphi izinkinga kusenesikhathi. Ukuthi kufanele uhlolwe kangaki amehlo akho ngokuvamile kuncike eminyakeni yakho:

• Izingane: Ingane yakho kufanele ihlolwe amehlo ngudokotela wezingane ngesikhathi ifunda ukufunda, bese kuba njalo eminyakeni emibili kuya kwemibili.
• Abantu abadala abangaphansi kweminyaka engama-40: Njalo eminyakeni emihlanu kuya kweyishumi.
• Abantu abadala abaneminyaka ephakathi kuka-40 no-54 ubudala: Njalo eminyakeni emibili kuya kwemine.
• Abantu abadala abangaphezu kweminyaka engama-55 ubudala: Njalo ngonyaka kuya eminyakeni emithathu.

Uma ugqoka izibuko, ama-contact lens, noma udinga olunye usizo lokubona, kungadingeka ukuthi uhlolwe amehlo akho kaningi. Abantu abanesifo sikashukela nabo kudingeka bahlolwe amehlo kaningi.

Buza udokotela wakho wamehlo ukuthi kufanele uhlolwe amehlo kangaki.

Kufanele ngimbone nini udokotela wami?

Bona udokotela wakho noma udokotela wamehlo ngokushesha nje lapho ubona noma yiziphi izinguquko emehlweni noma ekuboneni kwakho.

Uma unezinye zezimpawu ezilandelayo , hamba uye esibhedlela ngokushesha:

• Ukulahlekelwa umbono ngokuzumayo.
• Ubuhlungu obukhulu bamehlo.
• Uma ubona ukukhanya okusha noma ukuntanta emehlweni akho.

Yimiphi imibuzo okufanele ngiyibuze udokotela wami?

• Uhlobo luni lwenkinga yokubona enginayo?
• Hlobo luni lwezibuko/amalensi okuxhumana engiwadingayo?
• Ingabe ngifanelekile ukuhlinzwa kokulungisa umbono?
• Kufanele ngihlolwe amehlo kangaki?

Umlayezo Wokuya Nawe Ekhaya

Izinkinga zokubona ziyinkinga yamehlo evamile kakhulu abantu abaningi ababhekana nayo. Kungakhathaliseki ukuthi unenkinga enjani, udokotela wakho wamehlo angathola ukwelashwa okuzokusiza ukuthi ubone kahle futhi. Ngisho noma umbono wakho ungakashintshi kakhulu, bona udokotela wakho wamehlo njalo. Ngezinye izikhathi, izinguquko ezincane emehlweni akho noma ekuboneni kungenza inkinga ekhona ibe yimbi kakhulu noma kubangele entsha.

Uma ingane yakho iqala ukufiphala ngokuzumayo, ikhala ngekhanda elibuhlungu, noma ibona ukwehla komsebenzi wayo wesikole, ingase ibe nenkinga yamehlo engazi ukuthi ingelapheka. Yingakho kubalulekile ukufuna iseluleko sezokwelapha ngezikhathi ezinjengalezi. Amehlo ethu ayigugu kakhulu, ngakho-ke masiwanakekele!

Amehlo , izinkinga zokubona, i-myopia, i-hyperopia, i-astigmatism, izibuko, impilo yamehlo