{"id":28816,"date":"2019-03-03T15:41:51","date_gmt":"2019-03-03T15:41:51","guid":{"rendered":"https:\/\/johnsonfrancis.org\/professional\/?p=28816"},"modified":"2022-11-12T17:30:27","modified_gmt":"2022-11-12T12:00:27","slug":"papillary-muscles-echocardiogram","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/papillary-muscles-echocardiogram\/","title":{"rendered":"Papillary muscles &#8211; echocardiogram"},"content":{"rendered":"<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/RjtLkgPJX2o\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe><\/p>\n<h2><span style=\"color: #008000;\">Papillary muscles &#8211; echocardiogram<\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-28817\" src=\"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2019\/03\/papillary-muscle.jpg\" alt=\"\" width=\"958\" height=\"1027\"><\/p>\n<p><em>IVS: Interventricular septum<\/em><\/p>\n<p>Echocardiogram from parasternal short axis view showing the two papillary muscles in the left ventricle (posteromedial and anterolateral). Papillary muscles form part of the mitral valve apparatus which prevent bulging back of the mitral leaflets during systole and thus avoiding mitral regurgitation. When the papillary muscles are ischemic and dysfunctional it results in mitral regurgitation due to <span style=\"color: #0000ff;\">papillary muscle dysfunction<\/span>. If the head of the <span style=\"color: #0000ff;\">papillary muscle gets necrosed and ruptures in acute myocardial infarction<\/span>, it results in <span style=\"color: #0000ff;\">acute severe mitral regurgitation<\/span>. This can lead on to acute left ventricular failure which can sometimes be fatal. This is one of the mechanical complications of acute myocardial infarction which requires urgent surgical attention.<\/p>\n<p>Another importance of papillary muscles is as a potential arrhythmic focus. <span style=\"color: #0000ff;\">Papillary muscle tachycardia<\/span> is one of the three types of idiopathic left ventricular tachycardias, the other two being mitral annular ventricular tachycardia and fascicular ventricular tachycardia. All the three have right bundle branch block morphology as they originate in the left ventricle. All the three are ablatable ventricular tachycardias belonging to the group of monomorphic ventricular tachycardias.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Echocardiogram showing papillary muscle in parasternal short axis view. Papillary muscle dysfunction can result in mitral regurgitation. One form of idiopathic ventricular tachycardia originates from the papillary muscle: papillary muscle tachycardia.<\/p>\n","protected":false},"author":1,"featured_media":28817,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[2],"tags":[702],"class_list":["post-28816","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cardiology","tag-catheter-ablation"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Papillary muscles - echocardiogram - All About Cardiovascular System and Disorders<\/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:\/\/johnsonfrancis.org\/professional\/papillary-muscles-echocardiogram\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Papillary muscles - echocardiogram - All About Cardiovascular System and Disorders\" \/>\n<meta property=\"og:description\" content=\"Echocardiogram showing papillary muscle in parasternal short axis view. Papillary muscle dysfunction can result in mitral regurgitation. 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