{"id":10193,"date":"2026-04-02T21:02:22","date_gmt":"2026-04-02T21:02:22","guid":{"rendered":"https:\/\/cardiocases.com\/?post_type=ecg_case&#038;p=10193"},"modified":"2026-04-02T21:02:22","modified_gmt":"2026-04-02T21:02:22","slug":"trace-6-12-flutter-atrial-et-syncope-post-reductionnelle","status":"publish","type":"ecg_case","link":"https:\/\/cardiocases.com\/fr\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/","title":{"rendered":"Trac\u00e9 6.12: Flutter atrial et syncope post-r\u00e9ductionnelle"},"content":{"rendered":"","protected":false},"featured_media":10192,"template":"","ecg_case_type":[255],"language_ecgcase":[259],"class_list":["post-10193","ecg_case","type-ecg_case","status-publish","has-post-thumbnail","hentry","ecg_case_type-atrial-fibrillation-atrial-flutter-atrial-tachycardia","language_ecgcase-french"],"acf":{"ecg_case_title":"Trac\u00e9 6.12: Flutter atrial et syncope post-r\u00e9ductionnelle","patient_description":"Homme de 87 ans avec myocardiopathie isch\u00e9mique et bloc de branche gauche; hospitali\u00ad sation dans le cadre de syncopes r\u00e9p\u00e9t\u00e9es; Enregistrement d\u2019un trac\u00e9 long (d\u00e9rivation DII sur 1 minute); le patient pr\u00e9sente une li\u00ad pothymie durant l\u2019enregistrement du trac\u00e9","quiz_question":"Quelle(s) est(sont) la(les) r\u00e9ponse(s) vraie(s) concernant le(s) diagnostic(s) sur cet ECG?","quiz_answer_1":"un \u00e9pisode de flutter atrial","quiz_answer_2":"un \u00e9pisode de tachycardie ventriculaire","quiz_answer_3":"des extrasystoles atriales","quiz_answer_4":"une pause post-r\u00e9ductionnelle","quiz_answer_5":"un bloc auriculo-ventriculaire complet paroxystique","correct_answer":["A","C","D"],"ecg_image":10192,"ecg_description":" Cet enregistrement DII long permet de mettre en \u00e9vidence un certain nombre d\u2019\u00e9l\u00e9ments: 1) initialement, on observe un probable flutter atrial (aspect en dents de scie) avec conduction variable et bloc de branche gauche; 2) le flutter atrial se r\u00e9duit avec existence d\u2019une pause sinusale post- r\u00e9ductionnelle de 5 secondes; 3) existence d\u2019extrasystoles atriales pr\u00e9matur\u00e9es avec aspect P\/T; 4) red\u00e9marrage de l\u2019arythmie atriale;","ecg_info_box":"L\u2019association flutter atrial et pause sinusale post-r\u00e9ductionnelle constitue une forme particuli\u00e8re de maladie de l\u2019oreillette.","commentary_ecg":"Chez ce patient, deux hypoth\u00e8ses principales pouvaient \u00eatre initialement \u00e9voqu\u00e9es pour expliquer la survenue de syncopes \u00e0 l\u2019emporte-pi\u00e8ce: 1) un bloc atrio- ventriculaire complet paroxystique sugg\u00e9r\u00e9 par l\u2019existence du bloc de branche gauche; 2) un trouble du rythme ventriculaire fr\u00e9quent chez les patients avec myocardiopathie isch\u00e9mique. Le trac\u00e9 enregistr\u00e9 met en \u00e9vidence un troisi\u00e8me m\u00e9canisme: l\u2019existence d\u2019une pause sinusale post-r\u00e9ductionnelle d\u2019une arythmie atriale. Ce type de trac\u00e9 correspond donc \u00e0 une variante de la maladie de l\u2019oreillette associant \u00e9pisodes de fibrillation auriculaire\/flutter et pause importante survenant uniquement au moment de la r\u00e9duction de l\u2019arythmie. Ce patient a b\u00e9n\u00e9fici\u00e9 d\u2019une ablation de flutter commun, proc\u00e9dure relativement standardis\u00e9e avec un taux de succ\u00e8s d\u00e9passant les 90%, ce qui a permis de supprimer les \u00e9pisodes de syncope.","ecg_info_post_answer":"<img class=\"alignnone wp-image-10340 size-large\" src=\"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/04\/page-305-1024x745.png\" alt=\"\" width=\"800\" height=\"582\" \/>"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Trac\u00e9 6.12: Flutter atrial et syncope post-r\u00e9ductionnelle - Cardiocases<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cardiocases.com\/fr\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Trac\u00e9 6.12: Flutter atrial et syncope post-r\u00e9ductionnelle - Cardiocases\" \/>\n<meta property=\"og:url\" content=\"https:\/\/cardiocases.com\/fr\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/\" \/>\n<meta property=\"og:site_name\" content=\"Cardiocases\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/\",\"url\":\"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/\",\"name\":\"Trac\u00e9 6.12: Flutter atrial et syncope post-r\u00e9ductionnelle - Cardiocases\",\"isPartOf\":{\"@id\":\"https:\/\/cardiocases.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/03\/trace-6-12-ecg-4-scaled-e1775163677424.png\",\"datePublished\":\"2026-04-02T21:02:22+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/#primaryimage\",\"url\":\"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/03\/trace-6-12-ecg-4-scaled-e1775163677424.png\",\"contentUrl\":\"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/03\/trace-6-12-ecg-4-scaled-e1775163677424.png\",\"width\":2560,\"height\":1715},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/cardiocases.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Trac\u00e9 6.12: Flutter atrial et syncope post-r\u00e9ductionnelle\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/cardiocases.com\/#website\",\"url\":\"https:\/\/cardiocases.com\/\",\"name\":\"Cardiocases\",\"description\":\"Real cardiac device traces, pacemaker &amp; ICD learning \u2014 built by electrophysiologists\",\"publisher\":{\"@id\":\"https:\/\/cardiocases.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/cardiocases.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/cardiocases.com\/#organization\",\"name\":\"Cardiocases\",\"url\":\"https:\/\/cardiocases.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/cardiocases.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/cardiocases.com\/wp-content\/uploads\/2025\/07\/cardiocases_logo.png\",\"contentUrl\":\"https:\/\/cardiocases.com\/wp-content\/uploads\/2025\/07\/cardiocases_logo.png\",\"width\":1755,\"height\":499,\"caption\":\"Cardiocases\"},\"image\":{\"@id\":\"https:\/\/cardiocases.com\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.linkedin.com\/company\/cardiocases\/\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Trac\u00e9 6.12: Flutter atrial et syncope post-r\u00e9ductionnelle - Cardiocases","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":"https:\/\/cardiocases.com\/fr\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/","og_locale":"fr_FR","og_type":"article","og_title":"Trac\u00e9 6.12: Flutter atrial et syncope post-r\u00e9ductionnelle - Cardiocases","og_url":"https:\/\/cardiocases.com\/fr\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/","og_site_name":"Cardiocases","twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/","url":"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/","name":"Trac\u00e9 6.12: Flutter atrial et syncope post-r\u00e9ductionnelle - Cardiocases","isPartOf":{"@id":"https:\/\/cardiocases.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/#primaryimage"},"image":{"@id":"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/#primaryimage"},"thumbnailUrl":"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/03\/trace-6-12-ecg-4-scaled-e1775163677424.png","datePublished":"2026-04-02T21:02:22+00:00","breadcrumb":{"@id":"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/#primaryimage","url":"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/03\/trace-6-12-ecg-4-scaled-e1775163677424.png","contentUrl":"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/03\/trace-6-12-ecg-4-scaled-e1775163677424.png","width":2560,"height":1715},{"@type":"BreadcrumbList","@id":"https:\/\/cardiocases.com\/ecg_case\/trace-6-12-flutter-atrial-et-syncope-post-reductionnelle\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/cardiocases.com\/"},{"@type":"ListItem","position":2,"name":"Trac\u00e9 6.12: Flutter atrial et syncope post-r\u00e9ductionnelle"}]},{"@type":"WebSite","@id":"https:\/\/cardiocases.com\/#website","url":"https:\/\/cardiocases.com\/","name":"Cardiocases","description":"Real cardiac device traces, pacemaker &amp; ICD learning \u2014 built by electrophysiologists","publisher":{"@id":"https:\/\/cardiocases.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/cardiocases.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/cardiocases.com\/#organization","name":"Cardiocases","url":"https:\/\/cardiocases.com\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/cardiocases.com\/#\/schema\/logo\/image\/","url":"https:\/\/cardiocases.com\/wp-content\/uploads\/2025\/07\/cardiocases_logo.png","contentUrl":"https:\/\/cardiocases.com\/wp-content\/uploads\/2025\/07\/cardiocases_logo.png","width":1755,"height":499,"caption":"Cardiocases"},"image":{"@id":"https:\/\/cardiocases.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.linkedin.com\/company\/cardiocases\/"]}]}},"_links":{"self":[{"href":"https:\/\/cardiocases.com\/fr\/wp-json\/wp\/v2\/ecg_case\/10193","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cardiocases.com\/fr\/wp-json\/wp\/v2\/ecg_case"}],"about":[{"href":"https:\/\/cardiocases.com\/fr\/wp-json\/wp\/v2\/types\/ecg_case"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cardiocases.com\/fr\/wp-json\/wp\/v2\/media\/10192"}],"wp:attachment":[{"href":"https:\/\/cardiocases.com\/fr\/wp-json\/wp\/v2\/media?parent=10193"}],"wp:term":[{"taxonomy":"ecg_case_type","embeddable":true,"href":"https:\/\/cardiocases.com\/fr\/wp-json\/wp\/v2\/ecg_case_type?post=10193"},{"taxonomy":"language_ecgcase","embeddable":true,"href":"https:\/\/cardiocases.com\/fr\/wp-json\/wp\/v2\/language_ecgcase?post=10193"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}