Mukati
Malenzi anogona kupfekwa necataract?
Izwi rekuti "cataract" rinoreva chirwere chechirwere umo lenzi, iyo mune yakajairika mamiriro anofanirwa kuve akajeka, anotanga kuve nemakore. Inogona kusviba zvishoma kana kuti zvachose. Zvinoenderana nehuwandu hwekukanganiswa kwekuona. Ziso rakafanana mukuumbwa nekamera. Pasi pe cornea ine lens yakasikwa - iyo lens, iyo inonyatsojeka uye inoshanduka, inogona kushandura curvature yayo kuitira kuti inyatsotarisa mufananidzo pamusoro pe retina. Kana lens, nokuda kwezvikonzero zvakasiyana-siyana, inorasikirwa nekujeka kwayo, inova nemakore, izvi zvinonyanya kukanganisa kushanda kwayo.
Kurwisana nemashure emagetsi, kushandiswa kwema lenses kunogoneka mumatambudziko maviri - pamberi pemamwe matambudziko nekuona kana mushure mekuvhiyiwa kwaitwa pane lens.
Kubata lenses kunopesana nemashure e-cataracts inogona kukurudzirwa kune vanhu vanotamburawo ne myopia, hyperopia, astigmatism. Asi kana uchishandisa lenzi, kune mamwe matambudziko - nekuda kwavo, kuwanika kweokisijeni kune maziso emeso kunoderedzwa, iyo, inopesana nemashure emakumbo, inogona kuva chinhu chisina kunaka. Nekudaro, mamwe marudzi emalenzi ane dziviriro kubva kune ultraviolet mwaranzi, iyo inogona kukanganisa nzira yecataract, ichimhanyisa kukura kwayo. Naizvozvo, nzira yekupfeka lenzi mune iyi pathology ndeyemunhu.
Munguva ye postoperative, chiratidzo chekupfeka ma lens ekusangana kuchave kusavapo kwe lens muziso. Mukuvhiyiwa kwecataract, chiremba anobvisa zvachose lens, kunze kwekunge yakatsiviwa neyakagadzirwa, ziso harigoni kutarisa mufananidzo pane retina. Magirazi, intraocular lenses (implantable) kana contact lens anogona kushandiswa kugadzirisa dambudziko iri. Vanosarudzwa mumwe nomumwe uye chete nachiremba.
Ndeapi malenzi akanakira cataract?
Mushure mekuvhiyiwa lenzi, marudzi maviri emalenzi anogona kushandiswa kugadzirisa chiono:
- yakaoma lenses (gasi permeable);
- silicone soft lenses.
Kana pasina matambudziko, kushandiswa kwema-lenses kunogoneka kare 7-10 mazuva mushure mekuvhiyiwa kwecataract. Rigid lens marudzi dzimwe nguva anokurudzirwa kune vanhu vakavhiyiwa pasi peanesthesia yemunharaunda. Nema lenzi akapfava, hapana dambudziko rakadaro; ivo vari nyore kupfeka mangwanani mushure mekumuka.
Pakutanga, unofanira kupfeka lenses chikamu chezuva. Kana kushanda kwaiva kumativi maviri, zvino zvinokwanisika kuisa lenzi mbiri dzakasiyana - imwe yekuona kwakajeka kwezvinhu zviri kure, yechipiri - kuitira mukana wekuona pedyo. Nzira yakafanana inonzi "monovision", asi lenzi dzinogona kusarudzwa kune kure kana pedyo nekuona, uye magirazi anokurudzirwawo kugadzirisa matambudziko asara.
Malenzi ecataract akasiyana sei nemalenzi enguva dzose?
Munguva yekuvhiya kubviswa kwecataract, isu tiri kutaura nezve intraocular lenses inoiswa panzvimbo yako pachako lens, iyo yakarega kuita mabasa ayo. Aya ma lenzi, kusiyana neanosangana lenzi, akaiswa panzvimbo yeakabviswa lenzi uye anogara ipapo nekusingaperi. Izvo hazvidi kubviswa uye kudzoserwa mukati, ivo vanotsiva zvachose lens. Asi kuvhiyiwa kwakadaro hakugone kuratidzwa kune varwere vese.
Ongororo yevanachiremba nezve lenses yecataract
"Chokwadi, kutaura pamusoro pekushandiswa kwema lens kune cataracts, tinosarudza intraocular lenses, iyo inotibvumira kudzorera maitiro ekuona kumurwere," anodaro. ophthalmologist Olga Gladkova. - Parizvino, kune maoparesheni ekutsiva lens inoonekera neiyo intraocular lens kuitira kugadzirisa kukanganiswa kwepamusoro-giredhi kana keratorefractive kuvhiyiwa kusingapi mhedzisiro yakanaka.
Mibvunzo nemhinduro dzakakurumbira
Takakurukura na ophthalmologist Olga Gladkova nyaya dzekupfeka contact lens for cataracts, main contraindications pakushandisa kwavo uye maficha esarudzo.
Pane zvinopesana here pakupfeka lenses yecataract?
● maitiro ekuputika muchikamu chepamberi cheziso (acute kana chronic conjunctivitis, blepharitis, keratitis, uveitis);
● chirwere chemaziso akaoma;
● kuvharidzirwa kwemakumbo emakumbo;
● kuvapo kwedecompensated glaucoma;
● keratoconus 2 - 3 madhigirii;
● kuvapo kwecataract yakakura.