{"id":1451,"date":"2019-04-05T10:54:24","date_gmt":"2019-04-05T08:54:24","guid":{"rendered":"http:\/\/192.168.1.104\/?page_id=1451"},"modified":"2019-12-07T21:45:03","modified_gmt":"2019-12-07T20:45:03","slug":"pre-excitation-ventriculaire","status":"publish","type":"page","link":"http:\/\/vet-ecg.ddns.net\/index.php\/pre-excitation-ventriculaire\/","title":{"rendered":"Pr\u00e9excitation ventriculaire"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2000\" height=\"1783\" src=\"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/preexcitation-chat-1.jpg\" alt=\"\" class=\"wp-image-2926\"\/><figcaption>PR court, emp\u00e2tement de l&rsquo;onde R<\/figcaption><\/figure>\n\n\n<p>Ce trac\u00e9 est enregistr\u00e9 apr\u00e8s une syncope profonde et prolong\u00e9e.<\/p>\n<p>La fr\u00e9quence cardiaque de ce chat est habituelle (180 bpm) mais l&rsquo;intervalle PR est trop court (40 ms) pour que le rythme soit d&rsquo;origine sinusale.<\/p>\n<p>L&rsquo;\u00e9chocardiographie montre un c\u0153ur tr\u00e8s peu modifi\u00e9.<\/p>\n<p>La dur\u00e9e des QRS est augment\u00e9e (50 ms). On remarque que la branche ascendante de l&rsquo;onde R est moins rapide que la branche descendante.<\/p>\n<p>L&rsquo;hypoth\u00e8se d&rsquo;un faisceau accessoire peut expliquer la dur\u00e9e de l&rsquo;intervalle PR et l&rsquo;\u00e9largissement du QRS alors qu&rsquo;aucune hypertrophie n&rsquo;a \u00e9t\u00e9 mise en \u00e9vidence \u00e0 l&rsquo;\u00e9chocardiographie.<\/p>\n<p>Cela correspond \u00e0 un syndrome de pr\u00e9excitation o\u00f9 une partie du ventricule est d\u00e9polaris\u00e9 par le faisceau accessoire tandis que l&rsquo;autre partie est d\u00e9polaris\u00e9e par les voies de conduction nodo-hissiennes.<\/p>\n<p>Ci-dessous, d\u00e9tails de l&rsquo;onde delta issus de la d\u00e9rivation AVF.<\/p>\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1287\" height=\"888\" src=\"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/onde-delta.jpg\" alt=\"\" class=\"wp-image-2928\"\/><figcaption>Onde delta<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Ce trac\u00e9 est enregistr\u00e9 apr\u00e8s une syncope profonde et prolong\u00e9e. La fr\u00e9quence cardiaque de ce chat est habituelle (180 bpm) mais l&rsquo;intervalle PR est trop court (40 ms) pour que le rythme soit d&rsquo;origine sinusale. L&rsquo;\u00e9chocardiographie montre un c\u0153ur tr\u00e8s peu modifi\u00e9. La dur\u00e9e des QRS est augment\u00e9e (50 ms). On remarque que la branche &hellip; <a href=\"http:\/\/vet-ecg.ddns.net\/index.php\/pre-excitation-ventriculaire\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">Pr\u00e9excitation ventriculaire<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1451","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Pr\u00e9excitation ventriculaire - Blog d&#039;\u00e9lectrocardiographie v\u00e9t\u00e9rinaire<\/title>\n<meta name=\"description\" content=\"Ce trac\u00e9 est celui d&#039;un chat qui a fait une syncope profonde (d\u00e9cubitus lat\u00e9ral prolong\u00e9). L&#039;intervalle PR est de 40 ms et la base du QRS est \u00e9largie.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/vet-ecg.ddns.net\/index.php\/pre-excitation-ventriculaire\/\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"http:\\\/\\\/vet-ecg.ddns.net\\\/index.php\\\/pre-excitation-ventriculaire\\\/\",\"url\":\"http:\\\/\\\/vet-ecg.ddns.net\\\/index.php\\\/pre-excitation-ventriculaire\\\/\",\"name\":\"Pr\u00e9excitation ventriculaire - Blog d&#039;\u00e9lectrocardiographie v\u00e9t\u00e9rinaire\",\"isPartOf\":{\"@id\":\"http:\\\/\\\/vet-ecg.ddns.net\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"http:\\\/\\\/vet-ecg.ddns.net\\\/index.php\\\/pre-excitation-ventriculaire\\\/#primaryimage\"},\"image\":{\"@id\":\"http:\\\/\\\/vet-ecg.ddns.net\\\/index.php\\\/pre-excitation-ventriculaire\\\/#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/vet-ecg.ddns.net\\\/wp-content\\\/uploads\\\/preexcitation-chat-1.jpg\",\"datePublished\":\"2019-04-05T08:54:24+00:00\",\"dateModified\":\"2019-12-07T20:45:03+00:00\",\"description\":\"Ce trac\u00e9 est celui d'un chat qui a fait une syncope profonde (d\u00e9cubitus lat\u00e9ral prolong\u00e9). 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Les ECG r\u00e9alis\u00e9s ont \u00e9t\u00e9 r\u00e9alis\u00e9s sur des chiens et des chats qui ont tous b\u00e9n\u00e9fici\u00e9 d'une \u00e9chocardiographie.\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Pr\u00e9excitation ventriculaire - Blog d&#039;\u00e9lectrocardiographie v\u00e9t\u00e9rinaire","description":"Ce trac\u00e9 est celui d'un chat qui a fait une syncope profonde (d\u00e9cubitus lat\u00e9ral prolong\u00e9). 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