{"id":20517,"date":"2016-07-14T10:30:54","date_gmt":"2016-07-14T09:30:54","guid":{"rendered":"http:\/\/narodnilijek.com\/web\/?p=20517"},"modified":"2023-12-08T23:05:11","modified_gmt":"2023-12-08T22:05:11","slug":"mrlje-u-vidnom-polju","status":"publish","type":"post","link":"https:\/\/www.narodnilijek.com\/web\/mrlje-u-vidnom-polju\/","title":{"rendered":"Mrlje u vidnom polju"},"content":{"rendered":"\n<p>Mnogi ljudi imaju povremene ili trajne smetnje prilikom gledanja, a opisuju ih tako kao da &#8220;u oku&#8221; ili &#8220;ispred oka&#8221;, vide mrlje, sjene, to\u010dkice, iskrice. Neki smetnje opisuju mnogo slikovitije te vide &#8220;munje poput duginih boja&#8221;, &#8220;figure koje se kre\u0107u&#8221;, &#8220;tamna mjesta&#8221;, &#8220;tamne otoke&#8221;.<\/p>\n\n\n\n<p>Takve su smetnje naj\u010de\u0161\u0107e prolazne i neopasne, \u010de\u0161\u0107e prate druge bolesti kod kojih je oko potpuno zdravo. Obavezan lije\u010dni\u010dki pregled potreban je samo zbog onih smetnji koje traju du\u017ee vrijeme, naro\u010dito ako se pojave &#8220;tamna mjesta&#8221;, &#8220;tamni otoci&#8221; u jednom dijelu vidnoga polja. To mo\u017ee biti znak ozbiljnije bolesti, \u010desto jedan od prvih simptoma bolesti mozga: tumora, krvarenja.<\/p>\n\n\n\n<p>&#8220;Mrlje pred o\u010dima&#8221; u starijih ljudi znak su starosti. Kao \u0161to u starosti ko\u017ea postaje tanka i naborana, kosa sijeda, u vezi s o\u010dima javlja se stara\u010dka dalekovidnost i &#8220;mrlje pred o\u010dima&#8221;. Poslije 40. godina \u017eivota vi\u0161e od polovine svih ljudi vidi pred o\u010dima mrlje, koje su obi\u010dno pokretne, mrlje mogu imati razli\u010dite oblike i neki ih vide kao to\u010dkice, kuglice, vrpce ili kao &#8220;lete\u0107e mu\u0161ice&#8221;, njihovo kretanje mo\u017ee se pratiti pogledom tako dugo dok ne izi\u0111u iz vidnoga polja, ili dok se opet ne kre\u0107u u smjeru koji je suprotan od pokreta o\u010dnih jabu\u010dica.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Mrlje u vidnom polju<\/h2>\n\n\n\n<p>Uzrok je tih promjena u staklovini oka. Staklovina je hladetini sli\u010dna teku\u0107ina i ispunjava o\u010dnu jabu\u010dicu. Da bi kroz nju mogla pro\u0107i zraka svjetla, ona je potpuno bistra i prozirna. U starijih ljudi staklovina se na pojedinom mjestu mo\u017ee malo ja\u010de zgusnuti, tada \u0107e ti malo \u010dvr\u0161\u0107i dijelovi praviti sjene na mre\u017enici oka. Sli\u010dne smetnje mo\u017ee izazvati i strano tijelo ako se nade u staklovini, to mo\u017ee biti mjehuri\u0107 zraka, dijelovi stanica i sl.<\/p>\n\n\n\n<p>Crne i bijele mrlje pred o\u010dima, naro\u010dito ako su pra\u0107ene vrtoglavicom, mogu se javiti u starije osobe nakon ja\u010dih pokreta glave. Zbog stara\u010dkih promjena na vratnim kralje\u0161njacima, prilikom pokreta vrata mo\u017ee do\u0107i do ja\u010dega su\u017eavanja krvnih \u017eila koje kroz vrat ulaze u mozak.<\/p>\n\n\n\n<p>Smanjenje krvi u mozgu, makar i kratkotrajno, mo\u017ee izazvati takve smetnje. Iskrenje, treperenje pa \u010dak i tamni otoci u jednoj polovini oka mogu se vidjeti kod jedne vrste glavobolje koja se naziva migrena. Uz jaku glavobolju, koja naj\u010de\u0161\u0107e zahva\u0107a samo polovinu glave, pred o\u010dima se vide oblici koji se kre\u0107u, dugine boje, osje\u0107a se strah od svjetla: smetnje nastaju u napadima i nestaju prestankom glavobolje.<\/p>\n\n\n\n<p>Prolazna pojava mra\u010denja, titranja i iskrenja pred o\u010dima nastaje prilikom ve\u0107ega gubitka krvi, zbog umora, gladi, otrovanja nikotinom, kao smetnja na &#8220;\u017eiv\u010danoj bazi&#8221; javlja se u pubertetu i klimakteriju, kao dugotrajna pojava traje u kratkovidnih i dalekovidnih osoba dok nao\u010dalima ne isprave vid.<\/p>\n\n\n\n<p>Mrlje pred o\u010dima mogu se vidjeti zbog zamu\u0107enja u staklovini, koje nastaje zbog upale u dubljim dijelovima oka, upale mre\u017enice, \u017eilnice. Takve su upale \u010deste u osoba koje boluju od \u0161e\u0107erne bolesti. Smetnje nastaju i zbog promjena u le\u0107i, ro\u017enici ili porasta tlaka unutar o\u010dne jabu\u010dice.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Tamne mrlje<\/h3>\n\n\n\n<p>Osim tih smetnji, koje \u010dovjek sam zapa\u017ea, postoje i &#8220;tamne mrlje&#8221; koje sam ne mo\u017ee vidjeti. Takve tamne mrlje mo\u017ee otkriti lije\u010dnik samo pomo\u0107u posebnoga aparata, postupkom koji se naziva perimetrija. Takvi &#8220;ispadi vidnog polja&#8221; nastaju kada se uzrok poreme\u0107aja ne nalazi u oku, nego u mozgu, i to u onom dijelu kojim zapravo vidimo. Takvim postupkom lije\u010dnik otkriva bolest mozga prije nego \u0161to su se pojavili drugi, zna\u010dajni simptomi. Naj\u010de\u0161\u0107e je rije\u010d o krvarenjima i tumorima mozga.<\/p>\n\n\n\n<p>&#8220;Velike mrlje u oku&#8221;, koje se razvijaju postepeno ili nastaju naglo i ne prolaze, obi\u010dno ukazuju na ozbiljniju bolest. &#8220;Mrak&#8221; mo\u017ee zahvatiti i \u010ditavu polovinu oka, tj. mo\u017ee nestati \u010ditava polovina vidnoga polja zbog pritiska na vidni \u017eivac.To je ozbiljan poreme\u0107aj koji zahtijeva rano lije\u010denje.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mnogi ljudi imaju povremene ili trajne smetnje prilikom gledanja, a opisuju ih tako kao da &#8220;u oku&#8221; ili &#8220;ispred oka&#8221;, vide mrlje, sjene, to\u010dkice, iskrice. Neki smetnje opisuju mnogo slikovitije te vide &#8220;munje poput duginih boja&#8221;, &#8220;figure koje se kre\u0107u&#8221;, &#8220;tamna mjesta&#8221;, &#8220;tamne otoke&#8221;. Takve su smetnje naj\u010de\u0161\u0107e prolazne i neopasne, \u010de\u0161\u0107e prate druge bolesti [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":33451,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"enabled":false},"version":2}},"categories":[5],"tags":[4916,6262,6261],"class_list":{"0":"post-20517","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-bolesti","8":"tag-mrlje","9":"tag-mrlje-u-oku","10":"tag-mrlje-u-vidnom-polju"},"yoast_head":"<!-- This site is optimized with the Yoast 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