{"id":19362,"date":"2015-10-23T21:19:51","date_gmt":"2015-10-23T15:49:51","guid":{"rendered":"https:\/\/cardiophile.org\/?p=19362"},"modified":"2015-10-23T21:19:51","modified_gmt":"2015-10-23T15:49:51","slug":"diastolic-dysfunction-by-tissue-doppler","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/diastolic-dysfunction-by-tissue-doppler\/","title":{"rendered":"Diastolic dysfunction by tissue Doppler"},"content":{"rendered":"<h2><span style=\"color: #008000;\">Diastolic dysfunction by tissue Doppler<\/span><\/h2>\n<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/56KTOIVU0rQ\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe><br \/>\n<a href=\"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2015\/10\/e.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-19363 aligncenter\" src=\"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2015\/10\/e.jpg\" alt=\"e'\" width=\"500\" height=\"301\" srcset=\"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2015\/10\/e.jpg 500w, https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2015\/10\/e-300x181.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p style=\"text-align: center;\"><em><strong>E\/E&#8217; measurement by Tissue Doppler Imaging<\/strong><\/em><\/p>\n<p style=\"text-align: left;\">E\/E&#8217; measurement is used to assess diastolic function by tissue Doppler. Method may vary in technical details between machines. In low level machines, we have to measure both E from mitral flow Doppler and E&#8217; from tissue Doppler at the septal mitral annular level and calculate the ratio manually. In other machines, as illustrated in the image above, E is measured initially and stored (not shown in the image). After that E&#8217; is measured and the machine automatically calculates the E\/E&#8217; ratio. The high E\/E&#8217; ratio in this case indicates left ventricular diastolic dysfunction. E\/E&#8217; at lateral mitral annulus more than 10 and E\/E&#8217; at septal mitral annulus more than 15 indicates left ventricular diastolic dysfunction. E\/E&#8217; values less than 8 would indicate normal left ventricular diastolic function [1].<\/p>\n<p style=\"text-align: left;\">The yellow tracing is pulsed wave tissue Doppler imaging and &#8216;+&#8217; is for the mitral E&#8217;. The next negative wave after E&#8217; occurs during atrial contraction and is designated Aa. The positive wave after Aa is the Sa wave, representing the systolic myocardial wave recorded as the annulus descends towards the apex.<\/p>\n<p style=\"text-align: left;\">E&#8217; velocity is also known as Ea (&#8216;a&#8217; for annulus) velocity or Em (&#8216;m&#8217; for myocardial) velocity. It reflects the early myocardial relaxation and occurs during the ascend of the mitral annulus. Septal E&#8217; is slightly lower than lateral E&#8217;. Measurement of E&#8217; is useful in differentiation of pseudo normalization in the mitral inflow from the normal pattern.<\/p>\n<p style=\"text-align: left;\"><span style=\"color: #0000ff;\"><strong>Reference<\/strong><\/span><\/p>\n<ol>\n<li style=\"text-align: left;\">Ho CY, Solomon SD. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/16534017\/\">A clinician&#8217;s guide to tissue Doppler imaging<\/a>. Circulation. 2006 Mar 14;113(10):e396-8.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Diastolic dysfunction by tissue Doppler E\/E&#8217; measurement by Tissue Doppler Imaging E\/E&#8217; measurement is used to assess diastolic function by tissue Doppler. Method may vary in technical details between machines. In low level machines, we have to measure both E from mitral flow Doppler and E&#8217; from tissue Doppler at the septal mitral annular level [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":19363,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[25,8],"tags":[],"class_list":["post-19362","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-echocardiogram-library-echocardiogram-library","category-echocardiogram-library"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Diastolic dysfunction by tissue Doppler - 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\/diastolic-dysfunction-by-tissue-doppler\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Diastolic dysfunction by tissue Doppler - All About Cardiovascular System and Disorders\" \/>\n<meta property=\"og:description\" content=\"Diastolic dysfunction by tissue Doppler E\/E&#8217; measurement by Tissue Doppler Imaging E\/E&#8217; measurement is used to assess diastolic function by tissue Doppler. Method may vary in technical details between machines. In low level machines, we have to measure both E from mitral flow Doppler and E&#8217; from tissue Doppler at the septal mitral annular level [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/johnsonfrancis.org\/professional\/diastolic-dysfunction-by-tissue-doppler\/\" \/>\n<meta property=\"og:site_name\" content=\"All About Cardiovascular System and Disorders\" \/>\n<meta property=\"article:published_time\" content=\"2015-10-23T15:49:51+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2015\/10\/e.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"500\" \/>\n\t<meta property=\"og:image:height\" content=\"301\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Johnson Francis\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Johnson Francis\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/diastolic-dysfunction-by-tissue-doppler\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/diastolic-dysfunction-by-tissue-doppler\\\/\"},\"author\":{\"name\":\"Johnson Francis\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#\\\/schema\\\/person\\\/5441d907049b914770f4bd98fb57feec\"},\"headline\":\"Diastolic dysfunction by tissue Doppler\",\"datePublished\":\"2015-10-23T15:49:51+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/diastolic-dysfunction-by-tissue-doppler\\\/\"},\"wordCount\":274,\"publisher\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#\\\/schema\\\/person\\\/5441d907049b914770f4bd98fb57feec\"},\"image\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/diastolic-dysfunction-by-tissue-doppler\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/wp-content\\\/uploads\\\/2015\\\/10\\\/e.jpg\",\"articleSection\":[\"Echocardiogram Library\",\"Echocardiography\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/diastolic-dysfunction-by-tissue-doppler\\\/\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/diastolic-dysfunction-by-tissue-doppler\\\/\",\"name\":\"Diastolic dysfunction by tissue Doppler - 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