{"id":85,"date":"2017-12-18T11:17:18","date_gmt":"2017-12-18T11:17:18","guid":{"rendered":"http:\/\/www.ocnichrudim.cz\/?page_id=85"},"modified":"2022-03-22T07:51:34","modified_gmt":"2022-03-22T07:51:34","slug":"perimetr","status":"publish","type":"page","link":"https:\/\/www.ocnichrudim.cz\/index.php\/perimetr\/","title":{"rendered":"Perimetr"},"content":{"rendered":"<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-122 size-full\" style=\"font-size: 1rem;\" src=\"http:\/\/www.ocnichrudim.cz\/wp-content\/uploads\/2017\/12\/oculus_centerfield_moderne_verbindung.jpg\" alt=\"\" width=\"400\" height=\"403\" srcset=\"https:\/\/www.ocnichrudim.cz\/wp-content\/uploads\/2017\/12\/oculus_centerfield_moderne_verbindung.jpg 400w, https:\/\/www.ocnichrudim.cz\/wp-content\/uploads\/2017\/12\/oculus_centerfield_moderne_verbindung-100x100.jpg 100w, https:\/\/www.ocnichrudim.cz\/wp-content\/uploads\/2017\/12\/oculus_centerfield_moderne_verbindung-150x150.jpg 150w, https:\/\/www.ocnichrudim.cz\/wp-content\/uploads\/2017\/12\/oculus_centerfield_moderne_verbindung-298x300.jpg 298w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/p>\n<p><span style=\"color: #000000;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><strong>Perimetrie<\/strong> je metoda m\u011b\u0159\u00edc\u00ed rozsah zrakov\u00e9ho pole (perimetru), tedy\u00a0rozsah toho, co skute\u010dn\u011b vid\u00edte. P\u0159i n\u011bkter\u00fdch typech onemocn\u011bn\u00ed zrakov\u00e9ho apar\u00e1tu se v zorn\u00e9m poli mohou objevit v\u00fdpadky, tzv. <em><strong>skotomy<\/strong><\/em>. Perimetr\u00a0ale jeden skotom p\u0159irozen\u011b obsahuje\u00a0\u2013 tzv. slepou skvrnu. To je oblast \u00fast\u00ed zrakov\u00e9ho nervu na s\u00edtnici, kde se nenach\u00e1zej\u00ed \u017e\u00e1dn\u00e9 sv\u011btlo\u010divn\u00e9 bu\u0148ky.<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #000000;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">P\u0159i t\u00e9to procedu\u0159e je\u00a0pot\u0159eba splnit n\u011bkolik v\u011bc\u00ed, aby v\u00fdsledky\u00a0byly co nejp\u0159esn\u011bj\u0161\u00ed. \u00dasp\u011bch\u00a0vy\u0161et\u0159en\u00ed je stoprocentn\u011b z\u00e1visl\u00fd na spolupr\u00e1ci vy\u0161et\u0159ovan\u00e9ho, proto\u017ee se mus\u00ed\u00a0celou dobu d\u00edvat p\u0159\u00edmo p\u0159ed sebe, ne do stran. V opa\u010dn\u00e9m p\u0159\u00edpad\u011b toti\u017e dojde ke zkreslen\u00ed v\u00fdsledk\u016f. M\u011b\u0159\u00ed se perimetr ka\u017ed\u00e9ho oka zvl\u00e1\u0161\u0165, p\u0159i\u010dem\u017e nevy\u0161et\u0159ovan\u00e9 oko mus\u00ed b\u00fdt\u00a0dokonale zakryto\u00a0\u2013 jinak je vy\u0161et\u0159en\u00ed op\u011bt nesm\u011brodatn\u00e9.<\/span><\/span><\/span><\/p>\n<h2 class=\"western\"><span style=\"color: #000000;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">Metody perimetrie<\/span><\/span><\/span><\/h2>\n<p><span style=\"color: #000000;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">Prohl\u00eddku\u00a0lze prov\u00e9st n\u011bkolika zp\u016fsoby.<\/span><\/span><\/span><\/p>\n<ul>\n<li><span style=\"color: #000000;\"> <span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">l\u00e9ka\u0159 vy\u0161et\u0159ovan\u00e9mu ukazuje ze strany ur\u010dit\u00fd po\u010det prst\u016f a ten mus\u00ed ohl\u00e1sit, odkdy prsty vid\u00ed a kolik jich vid\u00ed. Tato metoda je ale jen orienta\u010dn\u00ed.<\/span><\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"> <span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">mnohem p\u0159esn\u011bji lze perimetr zm\u011b\u0159it na specializovan\u00e9m p\u0159\u00edstroji. Vy\u0161et\u0159ovan\u00fd polo\u017e\u00ed bradu na podlo\u017eku a \u010delo si op\u0159e o druhou. Do ruky dostane tla\u010d\u00edtko a jakmile uvid\u00ed sv\u011btla r\u016fzn\u00e9 barvy a\u00a0intenzity na r\u016fzn\u00fdch m\u00edstech zrakov\u00e9ho pole, tla\u010d\u00edtko zm\u00e1\u010dkne. Pokud se sv\u011bteln\u00e9 body pohybuj\u00ed, jedn\u00e1 se o perimetrii statickou, a pokud se nepohybuj\u00ed, jedn\u00e1 se o perimetrii kinetickou.<\/span><\/span><\/span><\/li>\n<\/ul>\n<h2 class=\"western\"><span style=\"color: #000000;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">Kter\u00e1 onemocn\u011bn\u00ed lze odhalit<\/span><\/span><\/span><\/h2>\n<p><span style=\"color: #000000;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">Na zorn\u00e9m poli se podepisuje mnoho chorob a patologick\u00fdch zm\u011bn zrakov\u00e9ho \u00fastroj\u00ed.\u00a0 Perimetr\u00a0m\u00e1 sv\u00e9 m\u00edsto v n\u00e1sleduj\u00edc\u00edch situac\u00edch :<\/span><\/span><\/span><\/p>\n<ul>\n<li><span style=\"color: #000000;\"> <span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">p\u0159i podez\u0159en\u00ed na glaukom,<\/span><\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"> <span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">u monitorov\u00e1n\u00ed efektu l\u00e9\u010dby glaukomu,<\/span><\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"> <span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">omezen\u00ed perimetru p\u0159i poklesu v\u00ed\u010dka,<\/span><\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"> <span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">je-li podez\u0159en\u00ed na onemocn\u011bn\u00ed \u017elut\u00e9 skvrny,<\/span><\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"> <span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">p\u0159i mo\u017enosti\u00a0posti\u017een\u00ed\u00a0s\u00edtnice,<\/span><\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"> <span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">u testu funkce\u00a0zrakov\u00e9ho nervu\u00a0\u2013 tu mohou naru\u0161it n\u00e1dory, r\u016fzn\u00e1 poran\u011bn\u00ed, nedokrven\u00ed z rozmanit\u00fdch p\u0159\u00ed\u010din, infarkty, otoky v o\u010dn\u00ed jamce nebo z\u00e1va\u017en\u00e9 nedostatky \u017eivin v potrav\u011b,<\/span><\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"> <span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">testuje t\u00e9\u017e spr\u00e1vnost\u00a0zrakov\u00e9 dr\u00e1hy\u00a0\u2013 jej\u00ed vhodn\u00fd pr\u016fb\u011bh mohou znemo\u017e\u0148ovat\u00a0n\u00e1dory, otoky mozku, nitrolebn\u00ed poran\u011bn\u00ed nebo nedokrven\u00ed,<\/span><\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"> <span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">p\u0159i kontrole\u00a0funkce zrakov\u00e9 nebo t\u00fdln\u00ed mozkov\u00e9 k\u016fry.<\/span><\/span><\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">Vy\u0161et\u0159en\u00ed perimetru je\u00a0velice jednoduch\u00e9 a pom\u011brn\u011b rychl\u00e9. Pokud v\u00e1m\u00a0l\u00e9ka\u0159 toto vy\u0161et\u0159en\u00ed doporu\u010dil, v \u017e\u00e1dn\u00e9m p\u0159\u00edpad\u011b nev\u00e1hejte!<\/span><\/span><\/span><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-121 size-full aligncenter\" src=\"http:\/\/www.ocnichrudim.cz\/wp-content\/uploads\/2017\/12\/center2_vz_m1.jpg\" alt=\"\" width=\"527\" height=\"789\" srcset=\"https:\/\/www.ocnichrudim.cz\/wp-content\/uploads\/2017\/12\/center2_vz_m1.jpg 527w, https:\/\/www.ocnichrudim.cz\/wp-content\/uploads\/2017\/12\/center2_vz_m1-200x300.jpg 200w\" sizes=\"(max-width: 527px) 100vw, 527px\" \/><\/p>\n<p>Zdroj: SHEPPARD, John. Visual Field Test. [online]. [cit. 2015-02-15]. Dostupn\u00e9 z:<a class=\"external\" href=\"http:\/\/www.medicinenet.com\/visual_field_test\/article.htm\" target=\"_blank\" rel=\"noopener noreferrer\">www.medicinenet.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Perimetrie je metoda m\u011b\u0159\u00edc\u00ed rozsah zrakov\u00e9ho pole (perimetru), tedy\u00a0rozsah toho, co skute\u010dn\u011b vid\u00edte. P\u0159i n\u011bkter\u00fdch typech onemocn\u011bn\u00ed zrakov\u00e9ho apar\u00e1tu se v zorn\u00e9m poli mohou objevit v\u00fdpadky, tzv. skotomy. Perimetr\u00a0ale jeden skotom p\u0159irozen\u011b obsahuje\u00a0\u2013 tzv. slepou skvrnu. To je oblast \u00fast\u00ed zrakov\u00e9ho nervu na s\u00edtnici, kde se nenach\u00e1zej\u00ed \u017e\u00e1dn\u00e9 sv\u011btlo\u010divn\u00e9 bu\u0148ky. P\u0159i t\u00e9to procedu\u0159e je\u00a0pot\u0159eba splnit<\/p>\n<div class=\"read-more-wrapper\"><a class=\"read-more\" href=\"https:\/\/www.ocnichrudim.cz\/index.php\/perimetr\/\" title=\"Read More\"> <span class=\"button default\">Read More<\/span><\/a><\/div>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"_links":{"self":[{"href":"https:\/\/www.ocnichrudim.cz\/index.php\/wp-json\/wp\/v2\/pages\/85"}],"collection":[{"href":"https:\/\/www.ocnichrudim.cz\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.ocnichrudim.cz\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.ocnichrudim.cz\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ocnichrudim.cz\/index.php\/wp-json\/wp\/v2\/comments?post=85"}],"version-history":[{"count":8,"href":"https:\/\/www.ocnichrudim.cz\/index.php\/wp-json\/wp\/v2\/pages\/85\/revisions"}],"predecessor-version":[{"id":565,"href":"https:\/\/www.ocnichrudim.cz\/index.php\/wp-json\/wp\/v2\/pages\/85\/revisions\/565"}],"wp:attachment":[{"href":"https:\/\/www.ocnichrudim.cz\/index.php\/wp-json\/wp\/v2\/media?parent=85"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}