{"id":6466,"date":"2011-07-23T21:14:12","date_gmt":"2011-07-23T15:44:12","guid":{"rendered":"http:\/\/cardiophile.org\/?p=6466"},"modified":"2011-07-23T21:14:12","modified_gmt":"2011-07-23T15:44:12","slug":"pardee-sign-on-ecg-in-acute-myocardial-infarction","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/pardee-sign-on-ecg-in-acute-myocardial-infarction\/","title":{"rendered":"Pardee sign on ECG in acute myocardial infarction"},"content":{"rendered":"<h2><span style=\"color: #008000;\">Pardee sign on ECG in acute myocardial infarction<\/span><\/h2>\n<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/4f5w1poX-WM\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe><br \/>\nST elevation of acute myocardial infarction was described by Harold E.B. Pardee in 1920 and has been called the Pardee sign [1]. The article has been cited in an article by Erwin Christian de Bliek [2]. The latter article mentions that upsloping convex ST elevation seen during acute phase of myocardial infarction is considered the typical morphology of ST elevation myocardial infarction (Pardee&#8217;s sign) and has a high positive predictive value. They also mention that the concave morphology of ST elevation is less specific for ST elevation myocardial infarction as it can be found in many other non-ischemic conditions.<\/p>\n<p>An ECG with Pardee&#8217;s sign is illustrated <a href=\"https:\/\/johnsonfrancis.org\/professional\/ecg-quiz-49-discussion\/\">here<\/a>. Other ECGs showing hyperacute phase of inferior wall myocardial infarction are illustrated <a href=\"https:\/\/johnsonfrancis.org\/professional\/ecg-quiz-22\/\">here <\/a>and <a href=\"https:\/\/johnsonfrancis.org\/professional\/ecg-quiz-7\/\">here<\/a>.<\/p>\n<p><span style=\"color: #0000ff;\"><strong>References<\/strong><\/span><\/p>\n<ol>\n<li>Pardee HEB. <a href=\"https:\/\/jamanetwork.com\/journals\/jamainternalmedicine\/article-abstract\/533512\">An electrocardiographic sign of coronary artery obstruction<\/a>. Arch Intern Med 1920; 26: 244\u2013 257.<\/li>\n<li>de Bliek EC. <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC6009807\/\">ST elevation: Differential diagnosis and caveats. A comprehensive review to help distinguish ST elevation myocardial infarction from nonischemic etiologies of ST elevation<\/a>. Turk J Emerg Med. 2018 Feb 17;18(1):1-10.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>ECG illustrating Pardee&#8217;s sign on ECG in acute myocardial infarction.<\/p>\n","protected":false},"author":1,"featured_media":36393,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[6,7],"tags":[],"class_list":["post-6466","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ecg-electrophysiology","category-ecg-library"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Pardee sign on ECG in acute myocardial infarction<\/title>\n<meta name=\"description\" content=\"ECG illustrating Pardee sign on ECG in acute myocardial infarction, which is the convex upwards ST elevation.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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