Ukususela kwisiLatini, i-astigmatism iguqulela njengokungabikho kwendawo ephambili. Oku kuthetha ukuba amandla okubuyisela i-cornea okanye i-lens yaphulwa, ukukhusela ukugxininisa kakuhle kweso. Ukubonakaliswa kwezonyango kuxhomekeke kwizinga kunye nefomu ye-astigmatism - iimpawu zesigaba esilula saso sifo singabonakali, kwaye xa kukho uhlobo olubi lokugula, zithinteka kakhulu.
Iintlobo kunye neempawu zamehlo astigmatism kubantu abadala
Ukwaphulwa okuchazwe ngokuchithwa kwehlukileyo kuyahluke kwindlela yokucwangcisa:
- i-myopic - i-eyeball eye ijongene, iyakubona;
- hypermetropic - i-eyeball iyancishiswa, ukugqithisela kuyaqhubeka.
Kwakhona i-pathology yenzeka:
- ebantwini, ngenxa yokuphazamiseka kwemveli okanye uphuhliso olungavamile ngaphakathi kwesibeleko;
- zifunyenwe, zibangelwa ukulimala, ukuhlinzwa, izifo, i-keratoconus.
Ngokwexinzelelo, i-astigmatism ichazwa ngale ndlela ilandelayo:
- buthathaka;
- ibinzana lentetho;
- phezulu.
Kukho amaninzi amanqanawa esi sifo esicatshungulwayo, esenziwe ngokuhambelana nokutshintshwa kwamandla okuphikisa, ukuchithwa kunye nokuphambili kwezinto ezijoliswe kuzo kwiimeridi.
Iimpawu ze-astigmatism kubantu abadala zixhomekeke, ngenxa yesona sabelo, kuphela kwi-disorderity disorder. Ngoko, nge-pathology engabonakaliyo, umntu ovakalelwa kukuba akanakuncipha, akanakucinga ukuba unomdla.
Umlinganiselo ophezulu, ngokuchaseneyo, uhambelana neempawu ezithile:
- Amehlo ediniweyo ;
- intloko;
- mfa nekiso;
- ukuxhatshazwa kweentloko zeziliso;
- ukwandisa uvelwano olukhanyayo;
- azinqabile - amehlo amanzi;
- ukungonakali kombono ngokuhlwa;
- ukukhawuleza kwamehlo;
- kufuneka udibanise, ujikeleze intloko ukugxila ngokuqhelekileyo.
Uvavanyo lweempawu ze-astigmatism
Ininzi ngokuqhelekileyo ekufumaneni i-pathology, i-Siemens inkwenkwezi isetyenzisiweyo-umfanekiso oqaqambileyo wesimo esifanelekileyo, okanye imidwebo efanayo. Kodwa kulula kakhulu ukuzimela ngokuzimeleyo ubukho be-astigmatism ngenxa yokuhlola okulula:
- Vala isandla sakho sobunxele ngesandla sakho uze ujonge umfanekiso.
- Phinda okufanayo kwiso elisekunene.
Ukuba, ngelixa ukhangele umfanekiso, ezinye iimilo azibonakali zibe zimnyama, kodwa ziyimfutho okanye imfutho emnyama, oko kukuthi, ukuphazamiseka okuphawulekayo kwaye kuyafaneleka ukukhawuleza ukudibanisa ne-ophthalmologist. Zonke iindidi kule sikwere zinokulingana nobude obufanayo kunye nombala, zifumaneka kumgama olinganayo ukusuka komnye nomnye.
Indlela yokwahlula i-astigmatism kwezinye izifo zamehlo kubantu ngeempawu?
Abanye abantu badibanisa izifo ezibhekiselele kwiimpawu ezibonakalayo ezibonakalayo, ukuphazamisa ukubonakaliswa kweempawu zonyango.
Kubalulekile ukukhumbuza ukuba intloko, ukugxekwa kunye ne-astigmatism ayifuni ngokukhawuleza emva koxinzelelo lwamehlo, umzekelo, ukusebenza kwikompyutha okanye ukufunda ukuprintwa okufutshane, kwaye kamva
Isici esicacileyo se-astigmatism sisiphumo saso esibi ekunokugxininisa kokubili izinto ezikude kunye nezinto ezinqamlekileyo, ngokungafani ne-myopia yeqiniso kunye ne-hypermetropia. Kwiimeko ezininzi, ukucaca komfanekiso kunokufezekiswa ngokugxininisa kwinqanaba elilodwa, kodwa umzobo kwimihlaba yembonakalo yombonakalo iyabonakala.