{"id":3395,"date":"2023-01-12T22:50:01","date_gmt":"2023-01-12T21:50:01","guid":{"rendered":"http:\/\/vet-ecg.ddns.net\/?page_id=3395"},"modified":"2023-01-12T22:50:03","modified_gmt":"2023-01-12T21:50:03","slug":"tachycardie-atriale-avec-bloc-de-branche-frequence-dependant","status":"publish","type":"page","link":"http:\/\/vet-ecg.ddns.net\/index.php\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\/","title":{"rendered":"Tachycardie atriale et bloc de branche"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"997\" src=\"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSVBB-1024x997.jpg\" alt=\"Tachycardie supraventriculaire avec bloc de branche.\nBloc de branche d\u00e9pendant.\" class=\"wp-image-3396\" srcset=\"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSVBB-1024x997.jpg 1024w, http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSVBB-300x292.jpg 300w, http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSVBB-768x747.jpg 768w, http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSVBB-1536x1495.jpg 1536w, http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSVBB.jpg 1983w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Tachycardie supraventriculaire avec bloc de branche  fonctionnel<\/figcaption><\/figure>\n\n\n<p>Ce pinscher de 9 ans est pr\u00e9sent\u00e9 pour abattement r\u00e9cent et dysorexie. Il est soign\u00e9 pour une maladie valvulaire d\u00e9g\u00e9n\u00e9rative jusque l\u00e0 sans cons\u00e9quence sur la morphologie cardiaque.<\/p>\n<p>Ce trac\u00e9, \u00e0 priori inqui\u00e9tant, au vue de la fr\u00e9quence cardiaque (220 bpm), de l&rsquo;amplitude des QRS (3,4 mV) et de la dur\u00e9e des QRS (65 ms) pour un chien de 3,5 kg, m\u00e9rite r\u00e9flexion.<\/p>\n<p>Les intervalles PR sont constants, le diagnostic diff\u00e9rentiel est donc celui de tachycardie sinusale avec dilatation cavitaire versus tachycardie atriale associ\u00e9e \u00e0 un bloc de branche.<\/p>\n<p>Le chien est l\u00e9g\u00e8rement dyspn\u00e9ique mais relativement alerte.<\/p>\n<p>L&rsquo;\u00e9chocardiographie r\u00e9v\u00e8le une dilatation de l&rsquo;oreillette gauche mais les ventricules ne sont pas remani\u00e9s. Dans ce contexte, l&rsquo;allure du trac\u00e9 et l&rsquo;\u00e9tat g\u00e9n\u00e9ral de l&rsquo;animal n&rsquo;orientent pas vers une d\u00e9compensation brutale.<\/p>\n<p>Un traitement antiarythmique est instaur\u00e9 et le retour en rythme sinusal est obtenu en quelques heures.<\/p>\n<p>Au vu de la morphologie des QRS sinusaux, on peut poser le diagnostic de tachycardie atriale avec bloc de branche fr\u00e9quence-d\u00e9pendant.<\/p>\n<p>\u00a0<\/p>\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"847\" src=\"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSV-reduite-1024x847.jpg\" alt=\"\" class=\"wp-image-3397\" srcset=\"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSV-reduite-1024x847.jpg 1024w, http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSV-reduite-300x248.jpg 300w, http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSV-reduite-768x636.jpg 768w, http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSV-reduite-1536x1271.jpg 1536w, http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSV-reduite.jpg 2000w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">cardioversion m\u00e9dicamenteuse de la tachycardie atriale<\/figcaption><\/figure>\n\n\n<p>Cette fois, le trac\u00e9 est conforme \u00e0 ce que l&rsquo;on attend. La fr\u00e9quence est de 134 bpm, la dur\u00e9e des QRS est de 44 ms et leur amplitude est de 1,7 mV.<\/p>\n<p>Le bloc de branche \u00e9tait induit par la fr\u00e9quence cardiaque \u00e9lev\u00e9e o\u00f9 l&rsquo;influx \u00e9lectrique rencontrait des fibres du faisceau de His non sorties de leur p\u00e9riode r\u00e9fractaire.<\/p>\n<p>\u00a0<\/p>","protected":false},"excerpt":{"rendered":"<p>Ce pinscher de 9 ans est pr\u00e9sent\u00e9 pour abattement r\u00e9cent et dysorexie. Il est soign\u00e9 pour une maladie valvulaire d\u00e9g\u00e9n\u00e9rative jusque l\u00e0 sans cons\u00e9quence sur la morphologie cardiaque. Ce trac\u00e9, \u00e0 priori inqui\u00e9tant, au vue de la fr\u00e9quence cardiaque (220 bpm), de l&rsquo;amplitude des QRS (3,4 mV) et de la dur\u00e9e des QRS (65 ms) &hellip; <a href=\"http:\/\/vet-ecg.ddns.net\/index.php\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">Tachycardie atriale et bloc de branche<\/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-3395","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>Tachycardie atriale et bloc de branche - Blog d&#039;\u00e9lectrocardiographie v\u00e9t\u00e9rinaire<\/title>\n<meta name=\"description\" content=\"Chien de race pinscher pr\u00e9sentant une tachycardie atriale tr\u00e8s rapide avec bloc de branche fr\u00e9quence-d\u00e9pendant.\" \/>\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\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\/\" \/>\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\\\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\\\/\",\"url\":\"http:\\\/\\\/vet-ecg.ddns.net\\\/index.php\\\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\\\/\",\"name\":\"Tachycardie atriale et bloc de branche - 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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":"Tachycardie atriale et bloc de branche - Blog d&#039;\u00e9lectrocardiographie v\u00e9t\u00e9rinaire","description":"Chien de race pinscher pr\u00e9sentant une tachycardie atriale tr\u00e8s rapide avec bloc de branche fr\u00e9quence-d\u00e9pendant.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"http:\/\/vet-ecg.ddns.net\/index.php\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\/","twitter_misc":{"Dur\u00e9e de lecture estim\u00e9e":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"http:\/\/vet-ecg.ddns.net\/index.php\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\/","url":"http:\/\/vet-ecg.ddns.net\/index.php\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\/","name":"Tachycardie atriale et bloc de branche - Blog d&#039;\u00e9lectrocardiographie v\u00e9t\u00e9rinaire","isPartOf":{"@id":"http:\/\/vet-ecg.ddns.net\/#website"},"primaryImageOfPage":{"@id":"http:\/\/vet-ecg.ddns.net\/index.php\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\/#primaryimage"},"image":{"@id":"http:\/\/vet-ecg.ddns.net\/index.php\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\/#primaryimage"},"thumbnailUrl":"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSVBB-1024x997.jpg","datePublished":"2023-01-12T21:50:01+00:00","dateModified":"2023-01-12T21:50:03+00:00","description":"Chien de race pinscher pr\u00e9sentant une tachycardie atriale tr\u00e8s rapide avec bloc de branche fr\u00e9quence-d\u00e9pendant.","breadcrumb":{"@id":"http:\/\/vet-ecg.ddns.net\/index.php\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["http:\/\/vet-ecg.ddns.net\/index.php\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"http:\/\/vet-ecg.ddns.net\/index.php\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\/#primaryimage","url":"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSVBB.jpg","contentUrl":"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/TSVBB.jpg","width":1983,"height":1930},{"@type":"BreadcrumbList","@id":"http:\/\/vet-ecg.ddns.net\/index.php\/tachycardie-atriale-avec-bloc-de-branche-frequence-dependant\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"http:\/\/vet-ecg.ddns.net\/"},{"@type":"ListItem","position":2,"name":"Tachycardie atriale et bloc de branche"}]},{"@type":"WebSite","@id":"http:\/\/vet-ecg.ddns.net\/#website","url":"http:\/\/vet-ecg.ddns.net\/","name":"Blog d&#039;\u00e9lectrocardiographie v\u00e9t\u00e9rinaire","description":"recueil d&#039;ECG de chiens et de chats","publisher":{"@id":"http:\/\/vet-ecg.ddns.net\/#\/schema\/person\/fec4070a47e235fed904fab73cae00b4"},"alternateName":"\u00e9lectrocardiographie v\u00e9t\u00e9rinaire","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"http:\/\/vet-ecg.ddns.net\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":["Person","Organization"],"@id":"http:\/\/vet-ecg.ddns.net\/#\/schema\/person\/fec4070a47e235fed904fab73cae00b4","name":"admin","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/2018\/04\/Zelda-2-ECG-248.jpg","url":"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/2018\/04\/Zelda-2-ECG-248.jpg","contentUrl":"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/2018\/04\/Zelda-2-ECG-248.jpg","width":248,"height":248,"caption":"admin"},"logo":{"@id":"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/2018\/04\/Zelda-2-ECG-248.jpg"},"description":"Les trac\u00e9s publi\u00e9s sur ce site sont issus de diff\u00e9rentes cliniques v\u00e9t\u00e9rinaires de Paris et de sa banlieue durant les 10 derni\u00e8res ann\u00e9es. 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