{"id":61993,"date":"2020-05-22T07:48:26","date_gmt":"2020-05-22T07:48:26","guid":{"rendered":"https:\/\/www.humanitas.net\/?post_type=disease&p=61993"},"modified":"2020-11-04T15:01:03","modified_gmt":"2020-11-04T15:01:03","slug":"katarakta","status":"publish","type":"disease","link":"https:\/\/www.humanitas.net\/sl\/diseases\/katarakta\/","title":{"rendered":"Katarakta"},"content":{"rendered":"

Katarakta je o\u010desna bolezen, pri kateri prozorna le\u010da postane motna, kar povzro\u010di poslab\u0161anje vida. Ve\u010dina katarakt se razvije po\u010dasi in zgodaj ne moti vida. Toda s\u010dasoma bodo katarakte za\u010dele motiti vid. Za ljudi, ki imajo katarakto, je gledanje skozi motne le\u010de malo podobno gledanju skozi zmrznjeno ali megleno okno. Zamegljen vid, ki ga povzro\u010dajo katarakte, lahko ote\u017ei branje, vo\u017enjo z avtomobilom ali videnje izraza na obrazu osebe.<\/p>\n

Simptomi<\/h2>\n

Sprva lahko motnost vida, ki jo povzro\u010di katarakta, prizadene le majhen del o\u010desne le\u010de, pacienta morda niti ne opazi nobenih simptomov Ko katarakta postane bolj napredna, opazimo zmanj\u0161anje jasnosti vida, ki ga ni mogo\u010de popolnoma popraviti z o\u010dali. Pojavi se izguba ob\u010dutljivosti za kontrast, tako da so sence in barve manj \u017eive, no\u010dni vid pa bo zmanj\u0161an. Pri dolo\u010denih vrstah katarakte se pri prizadetem o\u010desu lahko opazi dvojni vid. Nekateri bolniki ugotavljajo, da potrebujejo pogoste spremembe receptov za o\u010dala ali kontaktne le\u010de in se morda zavedajo, da se njihov vid v bli\u017eini izbolj\u0161uje, ko se njihov vid na daljavo zmanj\u0161uje.<\/p>\n

Katarakta rutinsko ne povzro\u010da nelagodja ali bole\u010din v o\u010desu ali ne spremeni zunanjega videza o\u010desa.<\/p>\n

Vzroki<\/h2>\n

Ve\u010dina katarakte se razvije, ko staranje ali po\u0161kodba spremeni tkivo, ki sestavlja o\u010desno le\u010do. Obstaja veliko vzrokov za katarakte, ki niso povezane s starostjo, ki so posledica podobnih sprememb beljakovin le\u010de, kar povzro\u010di tudi zameglitev vida ali izgubo vida. Nekatere katarakte so povezane z dednimi genetskimi motnjami, ki povzro\u010dajo druge zdravstvene te\u017eave in pove\u010dajo tveganje za katarakto.\u00a0 \u00a0\u00a0\u00a0 Katarakto lahko povzro\u010dijo tudi druga\u010dna o\u010desna stanja, zdravstvena stanja, kot so diabetes, travma ali pretekle operacije o\u010di. Dolgotrajna uporaba steroidnih zdravil lahko povzro\u010di tudi katarakto.<\/p>\n

Zapleti<\/h2>\n

Occasionally, a very dense cataract of long-standing duration may enlarge in size and interfere with fluid drainage within the eye. Poleg tega lahko dale\u010d napredna katarakta pu\u0161\u010da beljakovine v oko, kar povzro\u010di vnetje o\u010desa.<\/p>\n

Dejavniki tveganja<\/h2>\n

Dejavniki, ki pove\u010dujejo tveganje za katarakto, vklju\u010dujejo:<\/p>\n

Pove\u010danje starosti;<\/p>\n

Diabetes;<\/p>\n

Pitje prevelikih koli\u010din alkohola;<\/p>\n

Prekomerna izpostavljenost son\u010dni svetlobi;<\/p>\n

Izpostavljenost ionizirajo\u010demu sevanju;<\/p>\n

Dru\u017einska anamneza katarakte;<\/p>\n

Visok krvni pritisk;<\/p>\n

Debelost;<\/p>\n

Predhodna po\u0161kodba o\u010desa ali vnetje;<\/p>\n

Predhodna operacija o\u010di<\/p>\n

Dolgotrajna uporaba kortikosteroidnih zdravil;<\/p>\n

Kajenje.<\/p>\n

Prepre\u010devanje<\/p>\n

Nobena raziskava ni odkrila, kako prepre\u010diti katarakto ali upo\u010dasniti napredovanje katarakte. Vendar zdravniki menijo, da je lahko koristnih ve\u010d strategij, med drugim:<\/p>\n

Imejte redne preglede o\u010di;<\/p>\n

Prenehajte s kajenjem<\/p>\n

Zmanj\u0161ajte uporabo alkohola;<\/p>\n

Nosite son\u010dna o\u010dala;<\/p>\n

Obvladovanje drugih zdravstvenih te\u017eav;<\/p>\n

Ohranjajte zdravo te\u017eo;<\/p>\n

Izberite zdravo prehrano, ki vklju\u010duje veliko sadja in zelenjave.<\/p>\n","protected":false},"author":11,"featured_media":0,"template":"","yoast_head":"\nKatarakta - Humanitas.net<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.humanitas.net\/sl\/diseases\/katarakta\/\" \/>\n<meta property=\"og:locale\" content=\"sl_SI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Katarakta - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Katarakta je o\u010desna bolezen, pri kateri prozorna le\u010da postane motna, kar povzro\u010di poslab\u0161anje vida. Ve\u010dina katarakt se razvije po\u010dasi in zgodaj ne moti vida. Toda s\u010dasoma bodo katarakte za\u010dele motiti vid. Za ljudi, ki imajo katarakto, je gledanje skozi motne le\u010de malo podobno gledanju skozi zmrznjeno ali megleno okno. 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