{"id":36698,"date":"2017-02-13T15:38:48","date_gmt":"2017-02-13T15:38:48","guid":{"rendered":"http:\/\/humanitas.local\/diseases\/katarakta\/"},"modified":"2017-11-07T20:33:52","modified_gmt":"2017-11-07T20:33:52","slug":"katarakta","status":"publish","type":"disease","link":"https:\/\/www.humanitas.net\/sr\/diseases\/katarakta\/","title":{"rendered":"Katarakta"},"content":{"rendered":"

Katarakta je bolest oka kod koje providna o\u010dna so\u010diva postanu mutna i neprozirna, \u0161to dovodi do oslabljenja vida. Mnoge katarakte se razvijaju sporo i ne ometaju vid u po\u010detku. Ali tokom vremena, katarakte \u0107e uticati na vid. Za ljude koji imaju kataraktu, gledanje kroz mutna so\u0161iva je isto kao kada gledate kroz zale\u0111en ili zamagljen prozor. Zamu\u0107eni vid izazvan kataraktom mo\u017ee da ote\u017ea i \u010ditanje, vo\u017enju auta ili sposobnost da osoba vidi ne\u010diji izraz lica.<\/p>\n

 <\/p>\n

Simptomi<\/h2>\n

U po\u010detku, zamagljenost izazvana kataraktom mo\u017ee zahvatiti samo mali deo o\u010dnog so\u010diva i pacijent mo\u017ee i da ne primeti nikakve simptome i da ne bude svestan da ga mogu dovesti do gubitka vida. Kako katarakta napreduje, smanjuje se jasno\u0107a vida, koja ne mo\u017ee ni nao\u010darima da se u potpunosti ispravi. Javlja se gubitak kontrastne osetljivosti, tako da su senke i boje slabljive vidljive, a vid no\u0107u smanjen. Kod odre\u0111enih vrsta katarakti, javlja se i dupli vid u zahva\u0107enom oku. Neki pacijenti mogu primetiti da im je potrebna stalna promena nao\u010dara ili so\u010diva i mogu primetiti da im se vid na blizinu popravlja a vid na daljinu smanjuje.<\/p>\n

Katarakta ne izaziva uvek nelagodnost i bol u oku niti uvek menja izgled oka.<\/p>\n

 <\/p>\n

Uzroci<\/h2>\n

Mnoge katarakte se javljaju kada starenje ili povreda o\u0161tete tkivo koje sa\u010dinjava o\u010dna so\u010diva. Postoje mnogi uzroci katarakte koje nije povezana sa starenjem, koje se javljaju usled promene proteina u so\u010divu, i tako\u0111e kao rezultat daju zamu\u0107enje vida i gubitak vida. Neke katarakte se povezuju sa naslednim poreme\u0107ajima koji izazivaju druge probleme i pove\u0107avaju rizik od katarakte. Katarakte mogu nastati i usled drugih poreme\u0107aja oka, medicinskih stanja kao \u0161to je dijabetes, povreda ili operacija oka iz pro\u0161losti. Dugotrajna upotreba steroida mo\u017ee tako\u0111e izazvati kataraktu.<\/p>\n

 <\/p>\n

Komplikacije<\/h2>\n

Ponekad, veoma jaka katarakta koja dugo traje mo\u017ee se pove\u0107ati i ometati oticanje te\u010dnosti u oku. Pored toga, katarakta koja je uznapredovala mo\u017ee ispu\u0161tati protein u oku, izazivaju\u0107i upalu.<\/p>\n

 <\/p>\n

Faktori rizika<\/h2>\n

Faktori koji pove\u0107avaju rizik od katarakte uklju\u010duju:<\/p>\n

Starenje<\/p>\n

Dijabetes<\/p>\n

Prekomerni unos alkohola u organizam<\/p>\n

Prekomerna izlo\u017eenost suncu<\/p>\n

Izlo\u017eenost jonizovanoj radijaciji<\/p>\n

Istorija katarakti u porodici<\/p>\n

Visok pritisak<\/p>\n

Prekomerna te\u017eina<\/p>\n

Prethodna povreda oka ili upala<\/p>\n

Prethodna operacija oka<\/p>\n

Duga upotreba kortikosteroida<\/p>\n

Pu\u0161enje<\/p>\n

 <\/p>\n

Prevencija<\/h2>\n

Nijedno istra\u017eivanje nije dokazalo kako spre\u010diti i usporiti razvoj katarakte. Me\u0111utim, doktori misle da nekoliko strategija mogu biti od pomo\u0107i, uklju\u010duju\u0107i:<\/p>\n

Redovni pregledi oka<\/p>\n

Prekid pu\u0161enja<\/p>\n

Smanjen unos alkohola<\/p>\n

No\u0161enje nao\u010dara za sunce<\/p>\n

Re\u0161avanje drugih problema sa zdravljem<\/p>\n

Odr\u017eavanje zdrave te\u017eine<\/p>\n

Odabir zdrave hrane koja uklju\u010duje puno vo\u0107a i povr\u0107a.<\/p>\n","protected":false},"author":9,"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\/sr\/diseases\/katarakta\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Katarakta - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Katarakta je bolest oka kod koje providna o\u010dna so\u010diva postanu mutna i neprozirna, \u0161to dovodi do oslabljenja vida. Mnoge katarakte se razvijaju sporo i ne ometaju vid u po\u010detku. Ali tokom vremena, katarakte \u0107e uticati na vid. 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