Ngaba nawe ubona yonke into ingacacanga? Mhlawumbi oku kukungakhathali!

Ngaba ngamanye amaxesha unengxaki yokubona izinto ezikufutshane okanye ezikude? Ngaba oonobumba babonakala bengacacanga okanye bephukile? Okanye ulahlekelwa ngumbono xa uqhuba ebusuku ngenxa yokukhanya okuvela kwizibane zemoto? Ezi zinokuba ziimpawu zokuba unokuba nesifo esibizwa ngokuba yi-astigmatism. Ungakhathazeki, siqhelekile kakhulu. Makhe sithethe ngaso ngokweenkcukacha.

Yintoni i-astigmatism? Ngamafutshane...

Ngamafutshane, i-astigmatism iyenzeka xa iliso lakho lingekho ngqukuva njengebhola, kodwa ligobile njengebhola yombhoxo, okanye libe yi-oval njengomva wecephe. ​​Oogqirha bakwabiza oku ngokuba yimpazamo yokuchasana nokukhanya . Le yimeko eqhelekileyo, ebonakalayo emehlweni. Nangona kunjalo, inokwenza umbono wakho ungabonakali kakuhle.

Ngokwesiqhelo, iliso eliphilileyo lijikelezile ngokugqibeleleyo. Ke ngoko, imitha yokukhanya engena elisweni igxile ngqo kwindawo enye, oko kukuthi, kwi-retina. Kulapho sibona ngokucacileyo khona. Kodwa xa sine-astigmatism, kuba imo yeliso yahlukile, imitha yokukhanya engenayo ayijolisi kwindawo enye, kodwa kwiindawo ezininzi. Yiyo loo nto sibona izinto zingacacanga.

Ukuba ufuna ukwazi ngale nto, bonana nogqirha oza kuhlola amehlo akho, ugqirha wamehlo. Angakubona ukuba kukho utshintsho na emehlweni akho kunye nendlela obona ngayo.

I-astigmatism iyichaphazela njani indlela obona ngayo?

Cinga ngale ndlela: amalungu angaphakathi kwamehlo ethu asebenza njengeqela elijijelwa ngombane. Xa ukukhanya kungena elisweni, kudlula kuwo nganye nganye kuze ekugqibeleni kuthunyelwe engqondweni.

1. Ukukhanya kuqala kungena kwinxalenye ecacileyo yeliso, i-cornea .

2. Ukusuka apho, olu kukhanya lujoliswa ngqo, ludlule kwilensi, luze luwele kwi -retina ngasemva kweliso.

3. I-retina iguqula olu kukhanya lube ziimpawu zombane ize izithumele engqondweni nge -optic nerve .

4. Ingqondo yiyo edala imifanekiso esiyibonayo kwezi mpawu.

Ngoku, ukuba une-astigmatism, ukukhanya okungena elisweni lakho akugobekanga kakuhle, oko kuthetha ukuba ligobeka kakhulu okanye aligobekanga ngendlela eyiyo. Emva koko ukukhanya akunakugxila kwindawo enye ngqo kwi-retina. Okwenzekayo kukuba inxalenye kuphela yoko ukujongileyo icacile, kwaye okunye akubonakali. Yiyo loo nto izinto zibonakala zingabonakali kwaye ngamanye amaxesha zifana nemibimbi . Oku kunokuchaphazela izinto ezikufutshane kunye nezinto ezikude.

Ngamanye amaxesha amehlo akho aziva ediniwe, ngokungathi azama ngamandla onke ukuqhubeka ejonge kakuhle. Oku kubizwa ngokuba yi-eye strain .

Ngaba kukho iintlobo ze-astigmatism?

Ewe, kukho iintlobo ezimbini eziphambili ze-astigmatism:

1. I-Corneal astigmatism:Olu lolona hlobo luxhaphakileyo. Lwenzeka xa imo ye-cornea, inxalenye engaphambili yeliso, ingafani.

2. I-Lenticular astigmatism: Kulapho imo yelensi ngaphakathi kweliso ingafaniyo. I-Lenticular astigmatism idla ngokuvela kwi -cataracts .

Abanye abantu banokuba nazo zombini ezi ntlobo kunye.

Ngubani ofumana i-astigmatism?

I-Astigmatism yinto enokwenzeka nakubani na . Abanye abantu bazalwa benale meko. Kwabanye, ikhula kamva ebomini, oko kukuthi, xa sele bekhulile. Inokuba ngcono okanye ibe mbi ngakumbi ngokuhamba kwexesha.

Oku kuqhelekile kakhulu. Xa sithetha nje, umntu omnye kwabathathu une-astigmatism. Ngoko ke oku akuyonto ingaqhelekanga kuwe.

Zithini iimpawu ze-Astigmatism?

Ukubona okufipheleyo luphawu oluphambili noluqhelekileyo. Kukwenza kube nzima ukubona ngokucacileyo iinkcukacha ezinje ngoonobumba kwimenyu ephambi kwakho, amanani ebhodini lebhasi, okanye oonobumba kwipleyiti yegama mgama. Ezinye iimpawu ziquka:

• Ukukhanya okanye ii-halo ezijikeleze izibane xa uzijonga.
• Jonga ngokucacileyo xa ujonge ngamehlo abomvu . Khawucinge nje, abanye abantu bayajongeka bejongeka bebomvu xa bebukele iTV okanye bejonge into ekude, yiloo ndlela kanye le.
• Intloko ebuhlungu .
• Ukudinwa kunye nokulala rhoqo.
• Ukuziva uxinezelekile emehlweni .

Kuthekani ukuba abantwana abancinci bane-astigmatism?

Abantwana abancinci abazi okanye abazi ukuba banengxaki yokubona. Banokucinga ukuba wonke umntu ubona ngendlela efanayo. Ngoko ke, umntwana wakho:

• Ukuba uhlala ujonga amehlo (ujonga amehlo)
• Ukuba ukhuhla okanye ukrwela amehlo akho,
• Ukuba uthi uhlala unentloko ebuhlungu
• Ukuba awuthandi ukufunda okanye ukujonga iincwadi (mhlawumbi kuba ungaziboni iileta)

Qiniseka ukuba ubona ugqirha wamehlo uze uhlole amehlo akho.

Zithini izizathu ze-astigmatism?

I-Astigmatism idla ngokuba yinto ezuzwa njengelifa . Oko kukuthi, yinto abantwana abayizuza njengelifa kumama wabo, kutata wabo, okanye kwamanye amalungu osapho. Ingabangelwa naluxinzelelo olugqithisileyo kwi-cornea evela kwiinkophe.

I-Astigmatism ayisoloko ibangelwa zezinye izifo. Nangona kunjalo, inokubangelwa ziimeko ezithile kunye neengxaki. Umzekelo:

• Ukulimala kwamehlo .
• Imeko ebizwa ngokuba yiKeratoconus (apho i-cornea incipha ize ibe yimeko ekhonkxiweyo).
• Iingxaki emva kotyando lwamehlo .

Ufumanisa njani ukuba une-astigmatism?

Ugqirha wamehlo angakuxelela ngokuqinisekileyo ukuba unale meko ngokuhlolwa kwamehlo . Uza kujonga amehlo akho kakuhle (kuquka nangaphakathi). Oku kungenziwa ngokusebenzisa iimvavanyo ezahlukeneyo:

• Uvavanyo lokubona kakuhle: Olu luvavanyo lokujonga ukuba ubona kakuhle kangakanani. Ukuba wakha waya kugqirha wamehlo waza wacela ukuba afunde oonobumba okanye iimpawu eludongeni, olu luvavanyo abalwenzileyo.
• Uvavanyo lokurhawuzelelwa: Olu vavanyo luvavanya ukuba ukukhanya kugxile kangakanani kwaye kugobile kangakanani xa kungena elisweni. Ugqirha uza kufaka iilensi ezahlukeneyo ukuze abone ukuba loluphi uhlobo lwelensi olukuvumela ukuba ubone ngokucacileyo.
• I-Keratometry: Oku kulinganisa ukugoba kwe-cornea yakho.
• Uvavanyo lwesibane esiqhekekileyo: Isibane esiqhekekileyo sisibonakude esikhethekileyo. Ugqirha ukhanyisa ukukhanya okukhanyayo elisweni lakho. Ugqirha unokutshintsha ukukhanya kunye nobukhulu bokukhanya ukuze abone iileya ezahlukeneyo kunye neendawo zeliso (ezifana ne-cornea kunye nelensi).

Iphathwa njani i-astigmatism?

Uninzi lwabantu abane-astigmatism badinga iilensi zokulungisa amehlo . Ugqirha wakho wamehlo uza kukunika iiglasi zamehlo okanye iilensi zokunxibelelana ukuze akuncede ubone kakuhle. Ukusebenzisa nayiphi na kwezi zinto kuya kukunceda ubone kakuhle ngaphandle kokwenza kube luzizi.

Nangona kunjalo, ukuba i-astigmatism yakho incinci kakhulu (oko kuthetha ukuba ayichaphazeli kakhulu umbono wakho), usenokungazidingi iiglasi okanye iilensi zoqhagamshelwano. Ugqirha wakho uza kujonga utshintsho emehlweni akho ngexesha lovavanyo lwakho lwamehlo oluqhelekileyo. I-Astigmatism inokutshintsha kwaye ibe mandundu ngokuhamba kwexesha, ngoko usenokungazidingi iiglasi okanye iilensi zoqhagamshelwano ekuqaleni, kodwa unokuzifuna kamva.

Ngaba i-astigmatism inganyangeka ngokupheleleyo?

Ukunxiba iiglasi okanye iilensi zokunxibelelana kulungisa umbono wakho. Kodwa oko akutshintshi imilo yamehlo akho. Oko kuthetha ukuba ukuba ukhulula iiglasi zakho, umbono wakho uya kuba mfiliba kwakhona.

Nangona kunjalo, kukho utyando lokulungisa umbono olunokulungisa le meko ngokusisigxina ngokutshintsha imilo yeliso. Imizekelo yale mizekelo ibandakanya:

• Utyando lwamehlo lweLASIK
• Utyando lwamehlo lwe-PRK (i-Photorefractive Keratectomy)

Olu tyando lusebenzisa imisebe yelaser ukulungisa iziphene zokubona. Ugqirha wamehlo oqeqeshwe ngokukodwa (ophthalmologist) wenza olu tyando. Olu tyando lutshintsha imo ye-cornea ukuze ukukhanya kuwele ngqo kwi-retina.

Kwabo bane -cataracts kunye ne-astigmatism, utyando lwe-cataract lolona khetho lungcono.Ungazinyanga zombini ezi zinto ngaxeshanye.

Olu tyando lunciphisa i-astigmatism kwaye luphucula ukubona. Ukuba unomdla wotyando lokulungisa umbono, thetha nogqirha wakho wamehlo ukuze ufumane ulwazi oluthe kratya.

Yintoni emele ilindelwe ngumntu one-astigmatism?

Ukuba une-astigmatism encinci engawuchaphazeliyo umbono wakho, mhlawumbi awuyi kuyidinga naluphi na unyango. Nangona kunjalo, ukuba une-astigmatism ebalulekileyo eyenza kube nzima ukubona ngokucacileyo, kukho iindlela ezininzi zokuyinyanga. Uninzi lwabantu abane-astigmatism bafuna iiglasi okanye iilensi zoqhagamshelwano kuphela. Oku kunokukunceda ufumane umbono olungileyo nocacileyo.

Uninzi lwabantu abenza utyando lokulungisa umbono luphucula umbono wabo ngokusisigxina. Nangona kunjalo, njengoko bekhula, abanye abantu banokufuna olunye utyando (inkqubo yokuphucula). Olu tyando lwesibini lwenzelwe ukulungisa utshintsho kwi-astigmatism oluvela njengoko iliso litshintsha ngokwendalo imilo ngokweminyaka.

Ngaba i-Astigmatism ingathintelwa?

Ngelishwa, i-astigmatism ayinakuthintelwa . Abantu abaninzi abane-astigmatism bazalwa nayo (oko kukuthi, ifuzwa njengelifa). Kwabanye, ikhula njengoko amehlo abo ekhula kwaye etshintsha ubomi babo bonke.

Ukuba une-astigmatism okanye enye impazamo yokungahoyi, kukho ithuba lokuba nabantwana bakho baya kuba nayo. Ngoko ke, licebo elihle ukunikel’ ingqalelo kumbono wabantwana bakho.

Ufanele uhlolwe amehlo akho kangaphi?

Ngokujonga amehlo akho rhoqo kunye nombono wakho, ugqirha wamehlo unokubona naziphi na iingxaki kwangethuba. Ukuba kufuneka uhlolwe amehlo akho kangaphi kudla ngokuxhomekeka kwiminyaka yakho.

• Abantwana: Umntwana wakho kufuneka ahlolwe amehlo ngugqirha wabantwana rhoqo xa etyelele umntwana osempilweni de aqale isikolo. Emva koko, jonga amehlo ubuncinane kanye ngonyaka okanye emibini .
• Abantu abadala abangaphantsi kweminyaka engama-40: Rhoqo emva kweminyaka emihlanu ukuya kwelishumi (kodwa yiya kwangethuba ukuba ubona utshintsho embonweni wakho).
• Abantu abadala abaphakathi kweminyaka engama-40 ukuya kwengama-54 ubudala: Rhoqo emva kweminyaka emibini ukuya kwemine .
• Abantu abadala abangaphezu kweminyaka engama-55 ubudala: Yonke iminyaka ukuya kwemithathu .

Kubalulekile: Ukuba unxiba iiglasi, iilensi zokunxibelelana, okanye ufuna olunye uncedo lokubona, unokufuna ukuhlolwa amehlo akho rhoqo. Kwakhona, abantu abanesifo seswekile kufuneka bahlolwe amehlo abo rhoqo kunabo bakolu luhlu, njengoko isifo seswekile sinokuchaphazela amehlo. Kungcono ukubuza ugqirha wakho wamehlo ukuba kufuneka uhlolwe amehlo akho kangaphi.

Ufanele uye nini kwi-ophthalmologist?

Ukuba ubona naluphi na utshintsho emehlweni akho –Ingakumbi ukuba umbono wakho uya usiba mbi kancinci kancinci okanye ufiphale – bonana nogqirha wamehlo ngokukhawuleza. Iimpawu ze-astigmatism zihlala zibonakala kakhulu ebusuku, xa lina imvula, okanye xa ujonge izibane . Ukuba uziva ngathi umbono wakho uya usiba mbi ngamaxesha anjalo, qiniseka ukuba ubona ugqirha.

Yeyiphi imibuzo omele uyibuze ugqirha wakho wamehlo?

Xa sisiya kugqirha, ngamanye amaxesha siyalibala into esifuna ukuyibuza. Ngoko ke, khumbula le mibuzo:

• Luhlobo luni lwe-astigmatism endinalo? (I-Corneal okanye i-Lenticular?)
• Ngaba ndiza kufuna iilensi zokulungisa?
• Ngaba iiglasi okanye iilensi zoqhagamshelwano zilungile emehlweni am?
• Ngaba ndingumntu ofanelekileyo wotyando lokulungisa umbono?
• Ndifanele ndihlolwe amehlo kangaphi?

Okokugqibela, izinto ekufuneka uzikhumbule (Umyalezo Wokuya Ekhaya)

Ngoko ke, i-astigmatism yimeko eqhelekileyo apho iliso lakho lingekho ngqukuva ngokugqibeleleyo, nto leyo ebangela ukubona okufipheleyo. Oku kubona okufipheleyo kunokuba yinto ecaphukisayo kwaye kunokuphazamisana nemisebenzi yemihla ngemihla (umzekelo, ukuqhuba ebusuku, ukufunda incwadi okanye iphephandaba, okanye ukubona izinto ukude).

Kodwa iindaba ezimnandi zezokuba kubantu abaninzi abane-astigmatism, iiglasi okanye iilensi zokunxibelelana zanele ukubanceda babone ngokucacileyo. Ngoko ke le ayisiyonto ibalulekileyo ukuba uyixhalabele. Ukuba unomdla wotyando lokulungisa umbono, thetha nogqirha wakho wamehlo ngokweenkcukacha.

Khumbula: Abantwana abancinci basenokungaqondi ukuba banengxaki yokubona. Bacinga ukuba yiloo ndlela kanye elibonakala ngayo ihlabathi. Ukuba umntwana wakho uhlala ekrwitsha amehlo, ekrwitsha amehlo, ekhala ngentloko ebuhlungu, ejonge kufutshane kakhulu neTV, okanye enengxaki yokufunda, kubalulekile ukubona ugqirha wamehlo ukuze ahlolwe amehlo. Ukufunyaniswa kwangethuba kwezi meko kunokuba luncedo olukhulu kwikamva lomntwana wakho.

Lumka amehlo akho!

I- Astigmatism, i-Astigmatism, umbono ofipheleyo, ukuma kwamehlo, impazamo yokuhombisa, i-Cornea, ilensi, i-Retina, uvavanyo lwamehlo, iiglasi, iilensi zoqhagamshelwano, utyando lwe-Lasik