{"id":3323,"date":"2009-10-25T07:52:07","date_gmt":"2009-10-25T07:52:07","guid":{"rendered":"http:\/\/cardiophile.org\/?p=3323"},"modified":"2023-11-26T05:57:25","modified_gmt":"2023-11-26T00:27:25","slug":"av-node-dependent-and-av-node-independent-tachycardias","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/av-node-dependent-and-av-node-independent-tachycardias\/","title":{"rendered":"AV node dependent and AV node independent tachycardias"},"content":{"rendered":"<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/savkG-kkdZ4?si=LK_ydrqj9S4G7lSE\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/p>\n<h2><span style=\"color: #008000;\">AV node dependent and AV node independent tachycardias<\/span><\/h2>\n<p>Supraventricular tachycardias can be classified into AV node independent and AV node dependent tachycardias. Sinus tachycardia, atrial tachycardias, atrial flutter and atrial fibrillation are AV node independent tachycardias because the AV nodal conduction is not necessary for the maintenance of the tachycardia. AVNRT, AVRT and junctional tachycardia are AV node dependent tachycardias. Integral conduction of AV node is essential for the maintenance of the tachycardia in these conditions. Blocking the AV nodal conduction by drugs or maneuvers terminates AV node dependent tachycardias.<\/p>\n<p>Orthodromic AVRT is ruled out if there are more P waves than QRS complexes. But an antidromic AVRT can rarely have this situation. More QRS complexes than P waves in a narrow QRS complex tachycardia can be due to junctional ectopic tachycardia, His bundle tachycardia or very rare situations of ventricular tachycardia with narrow QRS.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>AV node dependent and AV node independent tachycardias: SVT can be classified into AV node independant and AV node dependant tachycardias. <\/p>\n","protected":false},"author":1,"featured_media":37381,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[6],"tags":[],"class_list":["post-3323","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ecg-electrophysiology"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>AV node dependent and AV node independent tachycardias<\/title>\n<meta name=\"description\" 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