Nkhani - Momwe mungafanane ndi mandala oyenera a ana?

Kodi mungafanane bwanji ndi mandala owoneka bwino kwa ana?

M'mikhalidwe yabwino, tikayang'ana kutali, zinthu zakutali zimafaniziridwa pa retina ya maso athu, kotero kuti tikhoza kuona zinthu zakutali bwino;koma kwa munthu wa myopic, akayang’ana patali, chithunzi cha zinthu zakutali chili kutsogolo kwa retina, Ndi chithunzi chosaoneka bwino mu fundus, choncho satha kuona zinthu zakutali bwinobwino.The zimayambitsa myopia, kuwonjezera kobadwa nako chibadwa zinthu (makolo onse kwambiri myopic) ndi sali bwino mu chitukuko cha fetal eyeballs, chifukwa chofunika kwambiri lero ndi mmene chilengedwe.

Ngati mwanayo alibe myopia ndi digiri ya astigmatism ndi zosakwana madigiri 75, kawirikawiri masomphenya a mwanayo ali bwino;ngati astigmatism ndi wamkulu kuposa kapena wofanana ndi madigiri 100, ngakhale masomphenya a mwanayo si vuto, ana ena amasonyezanso zizindikiro zoonekeratu za kutopa zithunzi, monga mutu, mavuto ndende, etc. Osati kuika maganizo, kugona pamene kuphunzira, etc. .
Atavala magalasi a astigmatism, ngakhale maso a ana ena sanasinthe kwambiri, zizindikiro za kutopa kwa maso zinatsitsimutsidwa nthawi yomweyo.Choncho, ngati mwanayo ali ndi astigmatism wamkulu kapena wofanana ndi madigiri 100, ziribe kanthu momwe mwanayo aliri patali kapena akuwona kutali, timalimbikitsa kuvala magalasi nthawi zonse.
Ngati makanda ndi ana aang'ono ali ndi astigmatism yapamwamba, nthawi zambiri amayamba chifukwa cha diso la diso.Iwo ayenera kufufuzidwa mwamsanga ndi kupeza magalasi mu nthawi, apo ayi iwo mosavuta kukhala amblyopia.

Nthawi yotumiza: Dec-03-2022