Mishonga yemishonga uye kunyange ruvara rweziso rinogona kusarudza nguva
Kuchinja vana vemaziso kunobatsira ophthalmologist kuona nhengo dzomukati, kusanganisira lens, neropa remagetsi, mitsipa yeropa, uye retina. Kusuruvara kunosanganisira kushandiswa kwemadonhwe eziso maziso anoita kuti kuve nekuputika kwemisungo inopoteredza mudzidzi uye inodzokorora maronda kuitira kuti avhure.
Kuchinja kwechikamu chinhu chikuru chekuongorora kweziso rose , zvichibvumira vanachiremba kuziva uye kuongorora matambudziko eziso avo vangave vasiri kuona. IAmerican Academy of Ophthalmology ikozvino inokurudzira kuti vanhu vese vanogara vachiwana miedzo yakadaro kubvira pazera remakore makumi mana.
Kunzwisisa Pupil
Mudzidzi akafanana nekamera kubhururuka pakuti inova yakakura kana duku, zvichienderana nekuedza kwakadini kunodiwa. Kuti aite izvi, mudzidzi achaenda miosis , umo kusagadzikana kwevadzidzi kunokonzera kuti ivhare, kana kuti mydriasis , iyo iyo kuwedzera kwechikoro inobvumira kuti izarure.
Vadzidzi vechiyero vanodzorwa nezvose zvinoshungurudza manzwiro (iyo "kurwisana kana kutizaira" mhinduro) uye chirwere chepasasympathetic chirwere (iyo inopindirana mhinduro umo muviri unonoka kushanda nesimba guru).
Mwana wechidiki anogona kuchinja nekuda kwezvikonzero zvakawanda. Inogona kugadzirisa mukupindura kwehuwandu hwechiedza inoratidzwa. Inogonawo kuchinja kana munhu achifara, zvakadai pakupindura zvepabonde, kana kuti anotarisana nekunetseka mupfungwa. Zvinotendwa kuti "kurwisana kana kutiza" ndeyekushanduka-shanduka, kubvumira chiedza chinopfuura muziso kuitira kuti muviri unogona kuita zviri nyore nyore kune zvingava nematambudziko.
Nguva Yakatarwa yeVadzidzi Kuputika
Kupisa maziso ari chikamu chekuongorora kweziso. Inosanganisira kutungamirirwa kwemadonhwe maviri kana matatu anotungamirirwa zvakananga muziso. Zvichienderana nezvinoitwa nachiremba uye kuti mudzidzi anofanira kuve akadii, zvakasiyana-siyana zvemadonhwe eziso zvinogona kushandiswa, kusanganisira:
- Phenylephrine
- Tropicamide
- Hydroxyamphetamine
- Cyclopentolate
- Atropine
Matonhwe eziso anoiswa mumaziso maviri kuitira kuti retina, macula , uye nhengo dzemaziso zvinogona kuongororwa zvakanyatsoshandisa kushandisa chiedza chechigadzirwa uye lenzi rinokudza. Kunyange zvazvo kupfurikidza pachako kusina kurwadza, kunogona kunge kunoshamisa kusanzwisisika sezvo ziso risina nzira dzingazvidzivirira kubva pachiedza.
Mushure mekunyatsoongorora kwemaziso, vadzidzi vako vanozogara vakasununguka kwemaawa matatu kusvika mana, dzimwe nguva kwenguva refu. Nguva ino inosiyana maererano nemhando yemadonhwe anoshandiswa, pamwe chete nemuvara wemeso ako. Kazhinji, meso ane mavara ane mavara ane nguva shoma shoma, apo mavara-mavara anogona kuramba akazaruka kusvika maawa masere.
Vana, panguva iyo, vanowanzoputirwa nemadonzvo akasimba kuti vashandise kunyatsoongorora. Hazvishamisi kuti vamwe vana vamutse mangwanani mushure mekuongorora pamwe nevana vavo vachiri pachena.
Kazhinji kacho Nguva yePupil Dilation
Yakawanda, asi kwete dzose, madonhwe anoita kuti pave nemagetsi anonzi cycloplegia . Cycloplegia ndiyo chirwere chepfungwa chenguva pfupi chemasumbu chinobvumira ziso kuisa pfungwa pazvinhu zviri pedyo. Mune vamwe vanhu, izvi zvinogona kupedza kwemaawa. Mune vamwe, zvinogona kutora mazuva mashomanana kuti zviratidzo zvive zvakakwana.
Kune mamiriro ezvinhu apo chiremba achange achida kuita chikonzero chinokonzera cycloplegia. Chimwe chimiro chakadaro ndechevana vaduku vane maitiro ekusimba zvakasimba zvokuti zvinowanzooma kuverenga maonero avo kana kupora kukanganisa . Cycloplegic madonhwe anogonawo kushandiswa kune zvirwere zveziso kana kushungurudzika kunokonzera kurwadziwa kwakanyanya uye chiedza chekunzwa. Chimwe chimiro chakadai chinonzi uveitis , kuputika kwepakati peziso (uvea).
Vanachiremba vanoona maziso vanogonawo kuvashandisa kurapa chirwere chinonzi meso ane usimbe umo mwana anoita zviratidzo zvakaderedzwa nokuda kwechikonzero chipi zvacho chezvikonzero. Aya marudzi emadonhwe anorayirwa kwenguva yakareba kwenguva refu, kusvika kumwedzi inoverengeka kune dzimwe nguva.
Kune vanhu vazhinji, rutivi rwomugumisiro runotambudza asi haruna kushungurudzika. Kutarisana nemufananidzo wakajeka uye kunzwisisa kune chiedza, magirazi anochengetedzwa anowanzopiwa kuti abatsire kuderedza kusagadzikana kwenguva pfupi. Kusiyana nemasikati machena, izvi zvinodzivirira kubva patsika remheni zvichibva kune rumwe rutivi rwemaresi uye mberi.
> Sources:
> Cunningham, E. uye Riordan-Eva, P. Vaughan & Asbury's General Ophthalmology. (18th Edition). New York: McGraw-Hill Medical; 2011; ISBN 10: > 0071634207,
> National Eye Institute: National Institutes of Health. "Ndechipi chinonzi dilated eye test?" Bethesda, Maryland; 2014.