{"id":10179,"date":"2026-04-02T20:22:59","date_gmt":"2026-04-02T20:22:59","guid":{"rendered":"https:\/\/cardiocases.com\/?post_type=ecg_case&#038;p=10179"},"modified":"2026-04-02T20:22:59","modified_gmt":"2026-04-02T20:22:59","slug":"trace-6-7-flutter-horaire","status":"publish","type":"ecg_case","link":"https:\/\/cardiocases.com\/fr\/ecg_case\/trace-6-7-flutter-horaire\/","title":{"rendered":"Trac\u00e9 6.7: Flutter horaire"},"content":{"rendered":"","protected":false},"featured_media":10178,"template":"","ecg_case_type":[255],"language_ecgcase":[259],"class_list":["post-10179","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 6.7: Flutter horaire","patient_description":"Femme de 54 ans ob\u00e8se; hospitalisation pour palpitations; enregistrement de l\u2019\u00e9lectrocardiogramme","quiz_question":"Quelle(s) est(sont) la(les) r\u00e9ponse(s) vraie(s) concernant le(s) diagnostic(s) sur cet ECG?","quiz_answer_1":"bloc de branche gauche","quiz_answer_2":"flutter commun anti-horaire","quiz_answer_3":"fibrillation auriculaire","quiz_answer_4":"tachycardie ventriculaire","quiz_answer_5":"flutter atrial","correct_answer":["E"],"ecg_image":10178,"ecg_description":"Rythme ventriculaire irr\u00e9gulier; mise en \u00e9vidence d\u2019une activit\u00e9 atriale rapide, r\u00e9guli\u00e8re et monomorphe \u00e0 220 bpm; la morphologie ne correspond pas \u00e0 celle d\u2019un flutter commun antihoraire; l\u2019onde de d\u00e9polarisation atriale est positive, large dans les d\u00e9rivations inf\u00e9rieures avec une encoche visible en DII, DIII mais \u00e9galement en aVR; l\u2019activit\u00e9 atriale est n\u00e9gative en V1 et positive en V6; il s\u2019agit donc d\u2019un flutter atrial horaire de l\u2019oreillette droite","ecg_info_box":"10% des patients pr\u00e9sentant des \u00e9pisodes de flutter commun pr\u00e9sentent \u00e9galement des \u00e9pisodes de flutter horaire, le circuit de r\u00e9entr\u00e9e atriale droite \u00e9tant le m\u00eame mais tournant dans l\u2019autre sens (sens des aiguilles d\u2019une montre). Il convient donc d\u2019en connaitre les caract\u00e9ristiques \u00e9lectrocardiographiques et de faire le diagnostic diff\u00e9rentiel avec un flutter gauche.","commentary_ecg":"Ce trac\u00e9 montre les caract\u00e9ristiques d\u2019un flutter atrial de l\u2019oreillette droite avec une rotation horaire. On observe 1) un aspect monomorphe et rapide de l\u2019activit\u00e9 atriale, 2) dans les d\u00e9rivations inf\u00e9rieures DII, DIII, aVF, une onde principalement positive, large avec une encoche de la partie positive en DII et DIII, 3) une d\u00e9polarisation atriale peu volt\u00e9e avec une encoche en aVL, 4) une activation atriale n\u00e9gative en V1 et positive en V6;\r\n\r\nL\u2019aspect \u00e9lectrique est donc un peu moins sp\u00e9cifique que celui du flutter commun antihoraire avec plus de variabilit\u00e9 inter-patients. Ce flutter est \u00e9galement isthmo- d\u00e9pendant et peut \u00eatre efficacement trait\u00e9 par ablation. Il convient donc d\u2019en connaitre les caract\u00e9ristiques \u00e9lectrocardiographiques et de faire le diagnostic diff\u00e9rentiel avec un flutter gauche par exemple, la sanction th\u00e9rapeutique \u00e9tant diff\u00e9rente.","ecg_info_post_answer":"<img class=\"alignnone wp-image-10331 size-large\" src=\"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/04\/page-277-1024x525.png\" alt=\"\" width=\"800\" height=\"410\" \/>"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Trac\u00e9 6.7: Flutter horaire - 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-6-7-flutter-horaire\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Trac\u00e9 6.7: Flutter horaire - Cardiocases\" \/>\n<meta property=\"og:url\" content=\"https:\/\/cardiocases.com\/fr\/ecg_case\/trace-6-7-flutter-horaire\/\" \/>\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-6-7-flutter-horaire\/\",\"url\":\"https:\/\/cardiocases.com\/ecg_case\/trace-6-7-flutter-horaire\/\",\"name\":\"Trac\u00e9 6.7: Flutter horaire - Cardiocases\",\"isPartOf\":{\"@id\":\"https:\/\/cardiocases.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/cardiocases.com\/ecg_case\/trace-6-7-flutter-horaire\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/cardiocases.com\/ecg_case\/trace-6-7-flutter-horaire\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/03\/trace-6-7-ecg-4-scaled-e1775161287422.png\",\"datePublished\":\"2026-04-02T20:22:59+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/cardiocases.com\/ecg_case\/trace-6-7-flutter-horaire\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/cardiocases.com\/ecg_case\/trace-6-7-flutter-horaire\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/cardiocases.com\/ecg_case\/trace-6-7-flutter-horaire\/#primaryimage\",\"url\":\"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/03\/trace-6-7-ecg-4-scaled-e1775161287422.png\",\"contentUrl\":\"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/03\/trace-6-7-ecg-4-scaled-e1775161287422.png\",\"width\":2560,\"height\":1319},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/cardiocases.com\/ecg_case\/trace-6-7-flutter-horaire\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/cardiocases.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Trac\u00e9 6.7: Flutter horaire\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/cardiocases.com\/#website\",\"url\":\"https:\/\/cardiocases.com\/\",\"name\":\"Cardiocases\",\"description\":\"Real cardiac device traces, pacemaker &amp; 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