Ngelishwa, zonke iintsana zizalwe ziphilile. Kwaye izifo zamehlo azikho nje. Omnye wabo ngumntwana ozalwe ngumntwana osanda kuzalwa, okwenzeka ngexesha lophuhliso lwe-intrauterine. Ugqirha onolwazi ngokukhawuleza ubhala i-clouding ye-lens yelanga. Nangona kunjalo, unyango lwe-cataract of birth, olufuneka luqaliswe ngaphandle kokulibaziseka, lufuna uviwo oluphambili lwangaphambili, ekubeni esi sifo sahlukaniswe ngeendidi ezininzi.
Iintlobo zentsholongwane yokuzalwa
Njengoko sele kuphawuliwe, lesi sifo sineentlobo ezine.
- Iyokuqala isifo se-polar, eyona ndlela elula kakhulu. Kulo lensi kukho ukugqithisa okuluhlaza, ububanzi balo abudluli iimitha ezimbini. Ukugxekwa kwabantwana abanolu hlobo lwe-cataract yokubeleka luyathandeka kakhulu. Kuphantse ayichaphazeli umbono. Ukuba isifo asiphazamanga nomntwana, akaqhubeki, uyazibona kakuhle, ngoko ke unyango aluyalelwe.
- Uhlobo lwesibini luyi-cataract ye-diffuse. Kubonakaliswa ngubunzima beli lensiso liso lonke. Ngamaxesha amaninzi amabini achaphazelekayo, kwaye ingxaki ngaphandle kokuhlinzwa ingasombululwa.
- Ukuba amabala ayabonakala kwi-lens ngendlela yemigodlo, ke ikwahluzwa njengelasiweyo.
- Yaye uhlobo lokugqibela luyi-cataract nuclear, ukubonakaliswa kwayo okufana neyodwa. Nangona kunjalo, kukho ukungafani. Okokuqala, umbono ngale fomu unzima kakhulu. Okwesibini, ngokunyuka komfundi, umbono uphucula, okwenza kube lula ukuxilongwa.
Izizathu
Esi sifo sinesifazana, kodwa izimbangela ze-cataract kubantwana nazo zingadibana nezifo ezithile. Ukongezelela, isifo ebantwini sisusa umama ngexesha lokukhulelwa kwenani lamachiza. Ukongezelela, ukuba ukukhulelwa kuhamba kunye ne- hypothyroidism okanye ubuninzi be-vitamin A, ubunzima bokuthi umntwana oza kuba ne-cataract isisu kakhulu.
Unyango
Ngokukhawuleza emva kokuxilongwa, i-cataracts kufuneka iphathwe. Kwiimeko ezininzi, ungayikhupha esi sifo ngexesha leenyanga zokuqala zemvumba. Kodwa ukuqwalasela iindlela ezinobungcali zonyango kulo mcimbi akunakwenzeka, kuba kukho ithuba lokunciphisa ngokupheleleyo umbono womntwana.
Ungesabi ukuhlinzwa. Ezi ndlela sele zisebenzise ngempumelelo kwihlabathi. Umntwana ususwe ilensi echaphazelekayo, ukuyitshintsha ngomsebenzi. Ukutshintsha akusafunwa, kwaye akukho zixhobo ezikhoyo kwilenki yokufakelwa ayiyibi. Ukusebenza kwenza umntwana abe nethuba lokujonga ihlabathi kungekhona ngeiglasi okanye iilensi, kodwa ngamehlo akhe. Imeko kuphela yinto yokukhetha iklinikhi ethembekileyo.