{"id":535,"date":"2008-11-09T13:26:38","date_gmt":"2008-11-09T13:26:38","guid":{"rendered":"http:\/\/cardiophile.org\/?p=535"},"modified":"2008-11-09T13:26:38","modified_gmt":"2008-11-09T13:26:38","slug":"selection-criteria-for-cardiac-resynchronization-therapy-crt","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/selection-criteria-for-cardiac-resynchronization-therapy-crt\/","title":{"rendered":"Selection criteria for cardiac resynchronization therapy (CRT)"},"content":{"rendered":"<h2><span style=\"color: #008000;\">Selection criteria for cardiac resynchronization therapy (CRT)<\/span><\/h2>\n<p>Following are the current selection criteria for cardiac resynchronization therapy (CRT;\u00a0also known as heart failure device\u00a0or biventricular pacing):<br \/>\n1. Severe heart failure (New York Heart Association (NYHA) class III or IV)<br \/>\n2. Depressed\u00a0left ventricular\u00a0ejection fraction (LVEF) (&lt;35%)<br \/>\n3. QRS showing a left bundle branch block configuration with a duration \u2265120 ms<br \/>\n4. Should be in sinus rhythm<br \/>\n5.\u00a0Should be on optimal medical therapy<\/p>\n<p>Those with recent myocardial infarction or have undergone coronary revascularisation within 3 months as well as those scheduled for coronary revascularisation are excluded. This is in view of the potential for improvement in left ventricular function in the short term.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Selection criteria for cardiac resynchronization therapy (CRT)<\/p>\n","protected":false},"author":1,"featured_media":38125,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[6],"tags":[],"class_list":["post-535","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>Selection criteria for cardiac resynchronization therapy<\/title>\n<meta name=\"description\" content=\"Selection criteria for cardiac resynchronization therapy (CRT)\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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