{"id":1549,"date":"2024-08-21T11:54:24","date_gmt":"2024-08-21T11:54:24","guid":{"rendered":"http:\/\/staging.livision-optika.com\/edukativni-centar\/astigmatizam-lat-astigmatismus\/"},"modified":"2024-11-11T08:11:17","modified_gmt":"2024-11-11T08:11:17","slug":"astigmatizam-lat-astigmatismus","status":"publish","type":"post","link":"https:\/\/livision-optika.com\/edukativni-centar\/astigmatizam-lat-astigmatismus\/","title":{"rendered":"Astigmatizam (lat. Astigmatismus)"},"content":{"rendered":"<p><span style=\"font-weight: bold;\">Rije\u010d astigmatizam (lat. Astigmatismus) zna\u010di bez to\u010dke. Astigmatizam je pogre\u0161ka oka kod koje opti\u010dki sustav oka u razli\u010ditim meridijanima ima razli\u010dite lomne jakosti. <\/span><\/p>\n<p><img decoding=\"async\" src=\"http:\/\/staging.livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/10\/450972105610872.jpg\"> <\/p>\n<p>Astigmatizam je pogre\u0161ka oka kod koje opti\u010dki sustav oka u razli\u010ditim meridijanima ima razli\u010dite lomne jakosti.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/staging.livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/10\/87795951553075.jpg\"><br \/>Kao posljedica toga, zrake svijetlosti ne fokusiraju se u obliku to\u010dke nego u obliku dviju crtica koje zovemo fokale, i obi\u010dno su okomite jedna na drugu. Astigmati\u010dno oko ne vidi jednako jasno vodoravnu i okomitu liniju, stoga su gledani predmeti deformirani.<\/p>\n<div class=\"x\"><\/div>\n<p><span style=\"font-weight: bold;\">Znakovi astigmatizma:<\/span><\/p>\n<ul>\n<li>zamagljen vid na daljinu i blizinu<\/li>\n<li>glavobolja<\/li>\n<li>astenopija &#8211; asthenopia (zamor, peckanje i dr.)<\/li>\n<li>naginjanje glave<\/li>\n<li>stiskanje vje\u0111a<\/li>\n<li>o\u010di se brzo umaraju<\/li>\n<\/ul>\n<p>Astigmatizam se korigira cilindri\u010dnim staklima ili kontaktnim le\u0107ama. U dana\u0161nje vrijeme astigmatizam je mogu\u0107e korigirati operativno (refrakcijskom kirurgijom).<\/p>\n<p><iframe loading=\"lazy\" class=\"youtube-player\" type=\"text\/html\" width=\"100%\" height=\"350\" src=\"https:\/\/www.youtube.com\/embed\/-yXzG5fp160\" frameborder=\"0\"><\/iframe><\/p>\n<h4><span style=\"font-weight: bold;\">Astigmatizam mo\u017eemo podijeliti po obliku i tipu.<\/span><\/h4>\n<h4><span style=\"font-weight: bold;\">Po obliku astigmatizam dijelimo na:<\/span><\/h4>\n<p><span style=\"font-weight: bold;\">Nepravilni (irregullaris):<\/span><br \/>Glavni meridijani se ne nalaze pod pravim kutom, odnsono razmak me\u0111u glavnim meridijanima nije to\u010dno 90 stupnjeva. Iregularni astigmatizam ne mo\u017ee se u potpunosti korigirati cilindri\u010dnim nao\u010dalama ili mekim kontaktnim le\u0107ama. Iregularni astigmatizam korigira se polutvrdim kontaktnim le\u0107ama<br \/><br style=\"font-weight: bold;\"><span style=\"font-weight: bold;\">Pravilni (regullaris):<\/span><br \/>Glavni meridijani nalaze se pod pravim kutom. Pravilni astigmatizam mo\u017ee se korigirati cilindri\u010dnim nao\u010dalama, mekim i polutvrdim kontaktnim le\u0107ama.<\/p>\n<p><span style=\"font-weight: bold;\">Pravilni astigmatizam (lat Astigmatismus regullaris) djelimo na: <\/span><\/p>\n<p><span style=\"font-weight: bold;\">Verikalni astigmatizam ili astigmatizam po pravilu (lat astigmatismus rectus):<\/span><br \/>(imam slike u staroj knjizi pa staviti)<br \/>Glavni meridijan manje lomne jakosti nalazi se u vodoravnoj liniji, a glavni meridijan ve\u0107e lomne jakosti u okomitoj liniji. Korigira se negativnim cilindrom na 0 stupnjeva.<\/p>\n<p><span style=\"font-weight: bold;\">Horizontalni astigmatizam ili astigmatizam protiv pravila ( lat.astigmatismus inversus):<\/span><br \/>( imam slike u staroj knjizi pa staviti)<br \/>Glavni meridijan manje lomne jakosti nalazi se u okomitoj liniji, a glavni meridijan ve\u0107e lomne jakosti u vodoravnoj liniji. Korigira se negativnim cilindrom na 90 stupnjeva.<\/p>\n<p><span style=\"font-weight: bold;\">Kosi astigmatizam (lat astigmatismus obliquus):<\/span><br \/> ( imam slike u staroj knjizi pa staviti)<br \/>Oba glavna meridijana u kosom su polo\u017eaju, pribli\u017eno na 45 ili 135 stupnjeva. Korigira se negativnim cilindrom na pribli\u017eno 45 ili 135 stupnjeva.<\/p>\n<h4><span style=\"font-weight: bold;\">Prema tipu, astigmatizam dijelimo na: <\/span><\/h4>\n<p><img decoding=\"async\" src=\"http:\/\/staging.livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/10\/43992416993388.jpg\"><span style=\"font-weight: bold;\"><br \/>Jednostavni dalekovidni astigmatizam (lat. Astigmatismus simplex hyperopicus):<\/span><br \/>Jedna glavna fokala nalazi se na mre\u017enici, tj. emetropna je, a druga fokala se nalazi iza mre\u017enice, tj. dalekovidna je.<\/p>\n<div class=\"x\"><\/div>\n<p><span style=\"font-weight: bold;\"><img decoding=\"async\" src=\"http:\/\/staging.livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/10\/11553143672641.jpg\"><br \/>Slo\u017eeni delekovidni astigmatizam (lat. Astigmatismus compositus hyperopicus):<\/span><br \/>Obije fokale nalaze se iza mre\u017enice, tj. obije su dalekovidne, ali nejednako.<\/p>\n<div class=\"x\"><\/div>\n<p><img decoding=\"async\" src=\"http:\/\/staging.livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/10\/988309966057646.jpg\"><br \/><span style=\"font-weight: bold;\">Jednostavni kratkovidni astigmatizam (lat. Astigmatismus simplex myopicus):<\/span><br \/>Jedna glavna fokala nalazi se na mre\u017enici, tj. emetropna je, a druga fokala se nalazi ispred mre\u017enice, tj. kratkovidna je.<\/p>\n<div class=\"x\"><\/div>\n<p><span style=\"font-weight: bold;\"><img decoding=\"async\" src=\"http:\/\/staging.livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/10\/878010900029223.jpg\"><br \/>Slo\u017eeni kratkovidni astigmatizam (lat. Astigmatismus compositus myopicus):<\/span><br \/>Obje fokale nalaze se ispred mre\u017enice, tj. obije su kratkovidne, ali nejednako.<\/p>\n<div class=\"x\"><\/div>\n<p><span style=\"font-weight: bold;\"><img decoding=\"async\" src=\"http:\/\/staging.livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/10\/765802849015199.jpg\"><br \/>Mje\u0161oviti astigmatizam (lat. Astigmatismus mixtus):<\/span><br \/>Jedna fokala nalazi se ispred, a druga iza mre\u017enice, tj. jedna je kratkovidna, a druga dalekovidna. <\/p>\n<p>Kako bi se astigmatizam klasificirao, u dijagnostici se koriste nazivi iz obiju podjela. <br \/>Npr. jednostavni dalekovidni vodoravni astigmatizam (lat. astigmtismus siplex hyperopicus inversus).<\/p>\n<p>Autor:<br \/>bc. Livio Svr\u017enjak, optometrist<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Rije\u010d astigmatizam (lat. Astigmatismus) zna\u010di bez to\u010dke. Astigmatizam je pogre\u0161ka oka kod koje opti\u010dki sustav oka u razli\u010ditim meridijanima ima razli\u010dite lomne jakosti. Astigmatizam je pogre\u0161ka oka kod koje opti\u010dki sustav oka u razli\u010ditim meridijanima ima razli\u010dite lomne jakosti. Kao posljedica toga, zrake svijetlosti ne fokusiraju se u obliku to\u010dke nego u obliku dviju crtica [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2671,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[17],"tags":[],"class_list":["post-1549","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bolesti-i-pogreske-oka"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Astigmatizam (lat. 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