{"id":1956,"date":"2019-10-12T17:55:46","date_gmt":"2019-10-12T15:55:46","guid":{"rendered":"http:\/\/vet-ecg.ddns.net\/?page_id=1956"},"modified":"2019-11-26T18:53:17","modified_gmt":"2019-11-26T17:53:17","slug":"dysfonction-sinusale","status":"publish","type":"page","link":"http:\/\/vet-ecg.ddns.net\/index.php\/dysfonction-sinusale\/","title":{"rendered":"Dysfonction sinusale"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2700\" height=\"960\" src=\"http:\/\/vet-ecg.ddns.net\/wp-content\/uploads\/dysfonction-sinusale.jpg\" alt=\"\" class=\"wp-image-1957\"\/><figcaption>westhi 12 ans: arr\u00eat sinusal quasi complet<\/figcaption><\/figure>\n\n\n<p>L&rsquo;\u00e9chocardiographie de ce chien met en \u00e9vidence une endocardiose mitrale et tricuspidienne d\u00e9butante de stade 1 (ISACHC).<\/p>\n<p>L&rsquo;\u00e9tat g\u00e9n\u00e9ral de l&rsquo;animal est tr\u00e8s alt\u00e9r\u00e9: cyanose au moindre mouvement.<\/p>\n<p>Aucune \u00e9tiologie n&rsquo;a pu \u00eatre retrouv\u00e9e. NFS, biochimie et ionogrammes sont normaux.<\/p>\n<p>Les 2 premiers et le dernier QRS sont d&rsquo;origine sinusale (onde P ant\u00e9rograde, intervalle PR augment\u00e9 \u00e0 155 ms)<\/p>\n<p>L&rsquo;onde P des autres QRS est situ\u00e9e apr\u00e8s celui-ci. Il s&rsquo;agit de battements d&rsquo;\u00e9chappement jonctionnels.<\/p>\n<p>On peut remarquer sur ce trac\u00e9 que ces pacemakers jonctionnels sont au nombre de 2 (deux morphologies diff\u00e9rentes: 3e et 4e complexes de polarit\u00e9s oppos\u00e9es)<\/p>\n<p>Les pauses atteignent pr\u00e8s de 4 secondes. La fr\u00e9quence cardiaque enregistr\u00e9e descend jusqu&rsquo;\u00e0 16 bpm.<\/p>\n<p>Ce trac\u00e9 illustre une paralysie quasi permanente du n\u0153ud sinusal associ\u00e9e \u00e0 un trouble de la conduction (BAV-1)<\/p>","protected":false},"excerpt":{"rendered":"<p>L&rsquo;\u00e9chocardiographie de ce chien met en \u00e9vidence une endocardiose mitrale et tricuspidienne d\u00e9butante de stade 1 (ISACHC). L&rsquo;\u00e9tat g\u00e9n\u00e9ral de l&rsquo;animal est tr\u00e8s alt\u00e9r\u00e9: cyanose au moindre mouvement. Aucune \u00e9tiologie n&rsquo;a pu \u00eatre retrouv\u00e9e. NFS, biochimie et ionogrammes sont normaux. Les 2 premiers et le dernier QRS sont d&rsquo;origine sinusale (onde P ant\u00e9rograde, intervalle PR &hellip; <a href=\"http:\/\/vet-ecg.ddns.net\/index.php\/dysfonction-sinusale\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">Dysfonction sinusale<\/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-1956","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>Dysfonction sinusale - Blog d&#039;\u00e9lectrocardiographie v\u00e9t\u00e9rinaire<\/title>\n<meta name=\"description\" content=\"Bradycardie extr\u00e8me. La fr\u00e9quence cardiaque varie, ici, de 16 \u00e0 48 battements par minute pour un chien de 9 kg. 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