{"id":10133,"date":"2026-04-02T15:52:43","date_gmt":"2026-04-02T15:52:43","guid":{"rendered":"https:\/\/cardiocases.com\/?post_type=ecg_case&#038;p=10133"},"modified":"2026-04-09T09:49:24","modified_gmt":"2026-04-09T09:49:24","slug":"trace-4-10-tachycardie-par-reentree-electronique","status":"publish","type":"ecg_case","link":"https:\/\/cardiocases.com\/fr\/ecg_case\/trace-4-10-tachycardie-par-reentree-electronique\/","title":{"rendered":"Trac\u00e9 4.10: Tachycardie par r\u00e9entr\u00e9e \u00e9lectronique"},"content":{"rendered":"","protected":false},"featured_media":10132,"template":"","ecg_case_type":[253],"language_ecgcase":[259],"class_list":["post-10133","ecg_case","type-ecg_case","status-publish","has-post-thumbnail","hentry","ecg_case_type-cardiac-pacing","language_ecgcase-french"],"acf":{"ecg_case_title":"Trac\u00e9 4.10: Tachycardie par r\u00e9entr\u00e9e \u00e9lectronique","patient_description":"M\u00eame patient que le trac\u00e9 pr\u00e9c\u00e9dent; programmation de l\u2019algorithme d\u2019interruption des tachycardies par r\u00e9entr\u00e9e \u00e9lectronique","quiz_question":"Concernant cet ECG, quelle(s) est(sont) la(les) r\u00e9ponse(s) vraie(s)?","quiz_answer_1":"les QRS sont spontan\u00e9s","quiz_answer_2":"les QRS sont stimul\u00e9s","quiz_answer_3":"il s\u2019agit d\u2019une tachycardie ventriculaire","quiz_answer_4":"il s\u2019agit d\u2019un flutter atrial conduit en 2\/1","quiz_answer_5":"il peut s\u2019agir d\u2019une tachycardie par r\u00e9entr\u00e9e \u00e9lectronique avec r\u00e9duction puis red\u00e9marrage","correct_answer":["B","E"],"ecg_image":10132,"ecg_description":"Il s\u2019agit de la m\u00eame tachycardie que celle du trac\u00e9 pr\u00e9c\u00e9dent (TRE); elle s\u2019interrompt sur un cycle et red\u00e9marre sur le cycle suivant;","ecg_info_box":"La prise en charge des TRE implique la programmation d\u2019un algorithme d\u2019interruption sp\u00e9cifique, la programmation d\u2019une PRAPV plus longue que le temps de conduction r\u00e9trograde (parfois difficile car limitant en terme de suivi de l\u2019activit\u00e9 atriale en 1\/1 \u00e0 l\u2019effort), la pr\u00e9vention des \u00e9pisodes en supprimant les facteurs d\u00e9clenchants (d\u00e9faut de stimulation ou de d\u00e9tection, surd\u00e9tections ...).","commentary_ecg":"-","ecg_info_post_answer":"&nbsp;\r\n\r\n<img class=\"alignnone wp-image-10423 size-full\" src=\"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/04\/trace-4-10-ecg2.png\" alt=\"\" width=\"877\" height=\"783\" \/>\r\n<strong>Description trac\u00e9<\/strong>\r\n\r\nL\u2019analyse de l\u2019EGM permet d\u2019\u00e9tablir le diagnostic; initialement, on retrouve une TRE; programmation de l\u2019algorithme d\u2019interruption des TRE (programming successfull); diagnostic de TRE port\u00e9 par l\u2019appareil apr\u00e8s 8 cycles cons\u00e9cutifs VP-AS; intervention de l\u2019algorithme d\u2019interruption des TRE avec allongement de la p\u00e9riode r\u00e9fractaire atriale post-ventriculaire \u00e0 400 ms sur un cycle; l\u2019activit\u00e9 atriale est d\u00e9tect\u00e9e dans la PRAPV (AR) et ne synchronise pas de stimulation ventriculaire; la stimulation atriale qui suit est inefficace favorisant la conduction r\u00e9trograde et la tachycardie red\u00e9marre;\r\n\r\n&nbsp;\r\n\r\n<img class=\"alignnone wp-image-10424 size-large\" src=\"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/04\/trace-4-10-ecg3-1024x786.png\" alt=\"\" width=\"800\" height=\"614\" \/>\r\n\r\n<strong>Description trac\u00e9<\/strong>\r\n\r\nTrac\u00e9 EGM montrant l\u2019interruption de la TRE;\r\n\r\n&nbsp;\r\n\r\n<img class=\"alignnone wp-image-10425 size-large\" src=\"https:\/\/cardiocases.com\/wp-content\/uploads\/2026\/04\/trace-4-10-ecg4-scaled-e1775145156752-1024x596.jpeg\" alt=\"\" width=\"800\" height=\"466\" \/>\r\n\r\n<strong>Description trac\u00e9<\/strong>\r\n\r\nTrac\u00e9 EGM montrant l\u2019interruption de la TRE;\r\n\r\n&nbsp;"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - 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