Wake wachitha usuku olude udlala elangeni, uhamba ogwini lolwandle, noma ushisela, futhi uma ufika ekhaya kusihlwa, amehlo akho abomvu, anamanzi, futhi abuhlungu, sengathi unesihlabathi emehlweni akho? Ngezinye izikhathi amehlo akho ayavuvukala futhi kunzima ukubuka ukukhanya, akunjalo? Uma uke waba nalolo lwazi, kungenzeka ukuthi kungenxa yesimo esibizwa ngokuthi i-photokeratitis. Kalula nje, kufana nesikhumba sethu sishiswa yilanga, kodwa amehlo ethu ashiswa yimisebe ye-UV.
Kuyini ngempela lokhu (i-Photokeratitis)?
Kalula nje, i-Photokeratitis yilapho ubuso bamehlo ethu, i-conjunctiva , ulwelwesi olumhlophe olumboza ingxenye emhlophe yeso elizungeze iso elimnyama, kanye ne-cornea , ingxenye ecacile ephambi kweso elimnyama, yonakaliswa ukuchayeka emisebeni ye-ultraviolet (UV) evela elangeni. Kufana nje nalapho isikhumba sethu sishiswa yilanga, siba bomvu futhi sibe buhlungu. Kodwa lokhu kwenzeka emehlweni. Esikhathini esiningi, lesi simo sithinta womabili amehlo.
Cabanga nje, lapho siya ogwini lolwandle, noma lapho sihamba ngezinyawo, noma lapho siya endaweni eneqhwa, hhayi ilanga kuphela, kodwa nokukhanya kwelanga okuboniswa emanzini, esihlabathini, naseqhweni kushaya amehlo ethu ngqo. Futhi, ukukhanya okweqile okuvela ekushiseleni, izibani ezisetshenziswa emibhedeni yokushisisa, kanye nezinye izibani zezokwelapha nakho kungabangela lesi simo. Abanye bakubiza ngokuthi "ubumpumputhe beqhwa" ngoba kubangelwa imisebe ye-UV eboniswa yiqhwa. Phakathi kwabashiseli, lokhu kwaziwa nangokuthi "i-Arc eye" noma "i-Welder's flash."
Yiziphi izinhlobo eziyinhloko ze-photokeratitis?
Lesi simo (i-Photokeratitis) singahlukaniswa ngezinhlobo ezimbili eziyinhloko:
1. I-Acute Photokeratitis: Lokhu kwenzeka uma ubhekene nenani elikhulu lemisebe ye-UV ngokuzumayo, esikhathini esifushane. Ngokuvamile kuba okwesikhashana futhi kuba ngcono ezinsukwini ezimbalwa.
2. I-Photokeratitis Engapheli: Lokhu kwenzeka ngenxa yokuchayeka kancane kancane emazingeni aphansi emisebe ye-UV isikhathi eside. Lolu hlobo aluvamile kakhulu kunohlobo oluphuthumayo.
Uzibona kanjani izimpawu zalokhu?
Uma une-photokeratitis, ungase ube nesinye noma ngaphezulu salezi zimpawu:
- Ubuhlungu noma ukubomvu kwamehlo: Lolu uphawu oluyinhloko. Kungase kuzwakale sengathi ingaphakathi lamehlo akho liyabuhlungu.
- Izinyembezi/amehlo anamanzi: Kungase kuzwakale sengathi izinyembezi ziyaphuma.
- Umbono ofiphele: Ungase ungakwazi ukubona kahle, futhi umbono wakho ungase ubonakale ufiphele.
- Ukuvuvukala kwamehlo: Indawo ezungeze amehlo noma izinkophe ingase ivuvuke.
- Ukuzwela ukukhanya: Amehlo aba luhlaza okwesibhakabhaka kakhulu ukuba angabukwa, futhi ngisho nokukhanya okuncane kunzima ukukuthwala.
- Ukuzwa sengathi kunezinhlayiya zesihlabathi emehlweni: Kungase kuzwakale sengathi kukhona okunamathele ngaphakathi emehlweni, njengokungathi kuyahlaba.
Ngaphezu kwalokhu, kungase kube nezinye izici:
- Ukubona ukukhanya: Uma ubheka ukukhanya, ungase ubone amasongo anemibala akuzungezile.
- Ikhanda elibuhlungu: Kungase kube khona ikhanda elibuhlungu kakhulu.
- Ukuqhaqhazela kwejwabu: Kungase kuzwakale sengathi ijwabu liyaqhaqhazela nje.
- Ukulahlekelwa umbono okwesikhashana: Lokhu akuvamile, kodwa kungenzeka.
- Ukubona izinto zishintsha umbala: Lokhu futhi kuyinto engavamile kakhulu.
Lezi zimpawu zivame ukuhlala phakathi kwamahora ayi-6 kuya kwangu-24. Kodwa ezimweni eziningi, zizophela ngokuphelele zingakapheli amahora angu-48. Uma uqhubeka ubhekene nemisebe ye-(UV), izimpawu zakho zingaba zimbi kakhulu.
Yiziphi izimbangela eziyinhloko ze-photokeratitis?
Imisebe ye-Ultraviolet (UV) yiyo ebangela lo monakalo emehlweni ethu. Imisebe ye-UV-A kanye ne-UV-B evela elangeni ingabangela umonakalo wesikhashana kanye nowesikhathi eside emehlweni ethu, futhi ingathinta nokubona kwethu. Imisebe ye-UV-C imuncwa ungqimba lwethu lwe-ozone, ngakho ayilimazi amehlo ethu.
Ngaphezu kokukhanya kwelanga okuqondile, eminye imithombo yemisebe ye-UV engabangela i-photokeratitis ihlanganisa:
- Ukukhanya kwelanga okukhanyisa izinto ezifana neqhwa, iqhwa, amanzi, isihlabathi, noma usimende bese kushaya amehlo ethu.
- (Imibhede yokushiswa kwesikhumba) noma izibani ezisetshenziswa ezindlini.
- Isibani se-laser.
- Izibani zomusi we-Mercury noma izibani zedeski ze-halogen.
- Umbani ushaya noma izinhlansi zikagesi.
- Imishini yokushisela i-arc noma izibani zezithombe zezikhukhula.
- Ukukhanya okusetshenziselwa ukubulala amagciwane noma njengokwelashwa kwezokwelapha.
Okubalulekile: Ukubheka ngqo eLangeni, ikakhulukazi ngesikhathi sokushona kwelanga, kungabangela umonakalo wesikhathi eside nobalulekile ku-retina yethu, okungaholela ekushiseni. Ngakho-ke ungalokothi ukwenze lokho.
Ubani osengozini enkulu yokuthola lesi simo?
Usengozini enkulu yokuthola i-photokeratitis uma:
- Uma ungumuntu ochitha isikhathi esiningi ngaphandle naselangeni, enza izinto ezifana nokuhamba ngezinyawo, ukuhamba ehlathini, ukuskiya eqhweni, noma ukubhukuda.
- Uma usebenzisa (isibani selanga), (umbhede wokushiswa kwesikhumba), noma uma usebenza noma uchitha isikhathi endaweni enomthombo wokukhanya (we-UV).
- Uma uhlala ezindaweni eziphakeme kakhulu (ukuchayeka kakhulu emisebeni ye-UV).
Yiziphi izinkinga ezingaba khona ngenxa ye-photokeratitis?
Ukuchayeka ngisho nasemisebeni ye-UV encane isikhathi eside kungandisa ingozi yakho yokuthola ama-cataract noma i-macular degeneration esikhathini esizayo.Ingozi yokuthola lezi zimo ezilandelayo inganda. Ukuchayeka emisebeni (ye-UV) kuyanqwabelana ngokuhamba kwesikhathi. Futhi, ukuchayeka emisebeni (ye-UV) isikhathi eside kungabangela ukuphakama kwezicubu ebusweni beso. Lokhu kubizwa ngokuthi (i-Pingueculae) kanye ne-(i-Pterygia) . Lokhu kungancishiswa ngokusebenzisa izibuko zelanga kahle uma ungaphandle.
Ngaphezu kwalokho, ukukhanya okuluhlaza okwesibhakabhaka nokuluhlaza okotshani okufushane okukhishwa yizinto ezifana nezibani ze-(LED), amakhompyutha, kanye nama-smartphone nakho kungaba yingozi kuma-retina ethu futhi kungaba yisici esiyingozi sokuwohloka kwe-macular kamuva ekuphileni.
Itholakala kanjani i-Photokeratitis?
Uma unalezi zimpawu, kufanele ubonane nochwepheshe wokunakekelwa kwamehlo. Uzohlola amehlo akho futhi akubuze imibuzo mayelana nemisebenzi yakho yakamuva kanye nendawo osebenza kuyo. Udokotela wamehlo angakutshela ngqo ukuthi amehlo akho alimele yini nokuthi anzima kangakanani.
Udokotela uzofaka uketshezi olubizwa nge -fluorescein esweni lakho bese ekwenza ukuhlolwa kwesibani esiqhekekile . Lolu udayi olukhethekile. Lungabona ngokucacile noma yikuphi ukungahambi kahle noma imihuzuko ebusweni be-cornea yakho.
Yiziphi izindlela zokwelapha (i-Photokeratitis)?
Uma nje uqala ukuzwa izimpawu, ngena endlini ngokushesha. Hlala ekamelweni elimnyama kancane. Uma ugqoka ama-contact lens, wasuse. Ungalokothi ugcobe amehlo akho.
Udokotela wakho angase asikisele izindlela zokwelapha ezilula ongayenza ekhaya, njengokuthi:
- Vala amehlo akho uphumule.
- Vala amehlo akho bese uwabeka indwangu yokuwasha ebandayo.
- Gqoka izibuko zelanga ukuze unciphise ukuchayeka ekukhanyeni.
- Sebenzisa izinyembezi zokwenziwa. Lezi zingathengwa ekhemisi.
- Ukuze unciphise ubuhlungu, thatha umuthi ongeyona i-steroidal anti-inflammatory (NSAID) njenge-ibuprofen (isib., i-Advil®, i-Motrin®) otholakala ekhemisi.
Ngokuvamile, lesi simo siphela ngokwaso phakathi namahora noma izinsuku ezimbalwa. Uma kudingeka ukwelashwa, udokotela wakho angase akunike amaconsi amehlo ukuze avimbele ukutheleleka.
Funa iseluleko sezokwelapha njalo: Uma uhlangabezana nanoma yiziphi izimpawu ezifana nokulahlekelwa umbono, noma uma ubuhlungu buhlala izinsuku ezingaphezu kwezimbili, qiniseka ukuthi ubona udokotela.
Singazivikela kanjani ku-Photokeratitis?
Ungenza lezi zinto ukuze uzivikele ku-photokeratitis:
- Gqoka isivikelo samehlo esifanele:Izinto ezifana nezibuko zelanga noma izibuko zeqhwa. Abacwaningi bathi uma uchitha isikhathi ungaphandle, gqoka izibuko zelanga noma izibuko ezivimba noma ezimunca u-99% kuya ku-100% wemisebe ye-UV. Ukukhetha okungcono kakhulu izibuko zelanga ezigoqekayo noma izibuko zelanga ezinezingqimba eziseceleni. Lokhu kuvimbela imisebe ye-UV eyingozi ukuthi ingangeni kuzo zonke izinhlangothi. Ngisho nangosuku olunamafu, ukukhanya okuvela eqhweni, esihlabathini, noma emanzini kungashisa amehlo akho, ngakho-ke izibuko zelanga zibalulekile.
- Gqoka isigqoko noma i-visor enompheme obanzi uma uphuma ngaphandle.
- Uma ubhekene nemisebe ye-UV emsebenzini, sebenzisa imishini yokuzivikela efanele.
- Uma usebenza noma udlala endaweni enelanga, kuwumqondo omuhle ukugqoka amalensi okuxhumana adonsa i-UV.
- Bona udokotela wamehlo okungenani kanye ngonyaka ukuze uhlolwe amehlo ngokuphelele.
Yini ongayilindela uma uba ne-photokeratitis?
Izindaba ezinhle nge-photokeratitis ukuthi cishe njalo kuyisimo sesikhashana futhi izimpawu zakho zivame ukuphela ngokuphelele phakathi namahora ambalwa noma izinsuku ezimbili kuya kwezintathu. Izimpawu eziningi zingadambisa ngokwelashwa okulula ongakwenza ekhaya.
Kuzodingeka uhlale endlini usuku olulodwa noma ezimbili uze ululame.
Kufanele ubonane nini nodokotela mayelana ne-photokeratitis?
Uma uzwa izimpawu ezifana nobuhlungu bamehlo noma ukulahlekelwa umbono ngemva kokuba ngaphandle noma endaweni enemisebe ye-UV, kufanele nakanjani ubone umhlinzeki wezempilo, udokotela. Mtshele ukuthi ubekwe elangeni noma emthonjeni wokukhanya kwe-UV, njengemishini yokushisela. Udokotela wakho ungumuntu ongcono kakhulu ukunquma ukuthi izimpawu zakho zibangelwa yi-photokeratitis.
Uzokweluleka ngalokho ongakwenza ekhaya ukuze uthole impumuzo nokuthi kufanele ufune nini usizo lwezokwelapha.
Okokugcina, khumbula (Umyalezo Wokuya Ekhaya)
I-Photokeratitis yisimo samehlo esibuhlungu, kodwa sesikhashana. Kulula ukuzivikela kuso - gqoka njalo izibuko zelanga noma esinye isivikelo samehlo esivimba/simunca imisebe ye-UV uma ungaphandle (ngisho nasezinsukwini ezinamafu). Futhi, uma umsebenzi wakho ukuvezela emthonjeni wokukhanya, sebenzisa izibuko zokuvikela ezifanela uhlobo lokukhanya ovezwa kukho. Bona udokotela wamehlo okungenani kanye ngonyaka ukuze uhlole impilo yamehlo akho, njengoba lokhu kungakusiza ukuthi ubone noma yiziphi izinkinga zamehlo kusenesikhathi. Amehlo akho ayigugu, ngakho-ke kungumthwalo wakho wemfanelo ukuwanakekela!
I- Photokeratitis, imisebe ye-UV, ukusha kwamehlo, ubumpumputhe beqhwa, iso le-arc, isivikelo samehlo, izibuko zelanga











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