Kurwara Kwakaitwa Chirwere Chemafoni Kunogona Kuita Maziso Ako
Chirwere chetachiona chirwere chirwere cheropa chinokonzerwa nehupenyu hunotarirwa nhaka. Vanhu vane seni rereki vanoita masero matsvuku eropa-akafanana nemakumbo matsvene kana pane maitiro emhepo yakaderedzwa. Aya masero matsvuku eropa anova akaoma uye haayerere nyore nyore kuburikidza nemidziyo miduku yeropa. Apo masero engirove anovhara kubuda kweropa kuburikidza nemuviri, kurwadziwa kwakakomba kunoitika, nemhaka yeropa-nenyuchi dzine nzara.
Vanhu vane chikwerere chereki vane anemia yakawandisa nemhaka yehutachiona husina kuchena mumasero avo eropa. Hemoglobin ipuroteni iripo mumasero matsvuku eropa ayo anobatsira kutakura okisijeni mumuviri wose.
Sickle Cell uye Maziso Ako
Chirwere chetachiona chirwere chinogona kukanganisa nhengo dzakawanda mumuviri, kusanganisira maziso. Zviratidzo zveziso zvinogona kusanganisira zvinotevera:
- Kuchenesa kweziso kunokonzerwa nemidziyo yeropa yakafanana
- Subconjunccal hemorrhage
- Atrophy kana kuderera kwe iris
- Ropa idzva mumudziyo wekukura (neovascularization) ye iris
- Nyoka-yakafanana nemidziyo yeropa
- Retinal hemorrhage
- Pigmentations mu retinal periphery
- Glistening inopa mu retina
- Sarimoni patch (machena-machena machena machena) mu retina
- Angioid streaks
- Retinal ropa ropa mudziyo
- Retinal neovascularization
- Retinal detachment
Chimwe chezvinhu zvinowanzoona maziso zvinosangana ne sickle cell chirwere "gungwa rakagadzirwa nemafungidziro emvura" rezvekupedzisira retinal blood vessel kukura.
Gungwa rinoshandiswa nemidziyo rinomiririra kuedza kwemaziso ekudzorerazve retina ine oxygen. Izvi zvinonzwika sechinhu chakanaka, asi mishonga yeropa idzva inokura iine simba uye inogona kuderedza mvura uye ropa. Vanokwanisawo kugadzira traction pane retina uye zvichida kuibvarura.
Kana chirwere chechiremba chinowedzera muziso, chinowedzera kupisa seni re retinopathy.
Izvi zvinogona kukuvadza zvakanyanya kuora kwemaziso muziso uye retinal detachment. Ichinangwa chechetori wechinangwa ndechekudzivirira kana kubvisa retinal neovascularization vasati yasvika pakuguma kwekuparadzwa.
Zvamunofanira Kuziva Nezvekurwara Semaoko uye Maziso Ako
Kuongorora kwakakwana kwemaziso kunotanga mushure memakore gumi. Zvidzidzo zvinoratidza kuti chikwangwani chekare chinonzi retinopathy chinogona kutanga kumativi ezvizera iroro. Kuongorora kweziso kunofanirwa kuve kunyatsodzidza retina kuongorora nekudzokidzwa kwemakore maviri ose. Kutanga pazera remakore makumi maviri nemaviri, kuongororwa kwemaziso kwegore negore kunofanira kuitwa.
> Kwakabva:
> Kuwedzera Kuongorora kweOptometry, The Handbook of Ocular Disease Management, 13th Edition. 15 Apr 2011, pp 62A-65A.