{"id":42903,"date":"2021-03-01T11:48:38","date_gmt":"2021-03-01T06:18:38","guid":{"rendered":"https:\/\/johnsonfrancis.org\/professional\/?p=42903"},"modified":"2021-03-01T11:48:38","modified_gmt":"2021-03-01T06:18:38","slug":"annulus-paradoxus-and-annulus-reversus-on-tissue-doppler-in-constrictive-pericarditis","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/annulus-paradoxus-and-annulus-reversus-on-tissue-doppler-in-constrictive-pericarditis\/","title":{"rendered":"Annulus paradoxus and annulus reversus on tissue Doppler in constrictive pericarditis"},"content":{"rendered":"<h2><span style=\"color: #008000;\">Annulus paradoxus and annulus reversus on tissue Doppler in constrictive pericarditis<\/span><\/h2>\n<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/2KngubIkSDw\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe><br \/>\n<span style=\"color: #0000ff;\"><strong>Annulus paradoxus<\/strong><\/span><\/p>\n<p>The term &#8220;annulus paradoxus&#8221; was proposed by Ha JW et al to indicate the inverse correlation of E\/E&#8217; to pulmonary capillary wedge pressure (PCWP) on tissue Doppler evaluation in constrictive pericarditis. Usually a positive correlation is found in patients with primary myocardial disease between E\/E&#8217; and PCWP [1]. In their study of 10 patients, E&#8217; was not elevated despite high left ventricular filling pressures. Hence E\/E&#8217; was low, with a mean 9 and it was &lt;15 in 9 of their 10 patients.<\/p>\n<p>Another study of 130 surgically confirmed patients with constrictive pericarditis from Mayo clinic reported similar findings [2]. They noted significantly lower E\/E&#8217; ratios at medial mitral annulus in patients with constrictive pericarditis compared with patients without constrictive pericarditis (mean 5.8 vs 16.1). The authors acknowledged the preserved or accentuated E&#8217; velocity in constrictive pericarditis leading to the lower than expected E\/E&#8217; in the setting of increased left ventricular filling pressure as annulus paradoxus.<\/p>\n<p>But Alraies MC et al challenged the concept of annulus paradoxus in constrictive pericarditis while reporting their study of 49 surgically confirmed constrictive pericarditis [3]. Their patients underwent right heart study with measurement of PCWP after an echocardiographic evaluation. They could not find any correlation between septal, lateral or mean E\/E&#8217; and PCWP in constrictive pericarditis. In fact they suggested revisiting the phenomenon of &#8220;annulus paradoxus&#8221; in constrictive pericarditis.<\/p>\n<p>Chhabra L et al in a comment to this article pointed out that though the larger study from Mayo Clinic strongly favour the presence of annulus paradoxus, direct correlation of E\/E&#8217; ratio with left sided filling pressures was not performed [4]. They called for a restudy of this relation in future large sized controlled prospective investigation.<\/p>\n<p><strong><span style=\"color: #0000ff;\">Annulus reversus<\/span><\/strong><\/p>\n<p>Reuss CS et al reported on tissue Doppler study of mitral annular velocities in 14 patients with constrictive pericarditis, 10 with restrictive cardiomyopathy and 17 normal subjects [5]. They noted that in controls, mitral lateral annular E&#8217; velocity was 25% higher than medial E&#8217; velocity. In constrictive pericarditis, the averaged lateral E&#8217; velocity was 2% lower than medial E&#8217; velocity. They termed this reversal of lateral and medial E&#8217; velocities compared to normal subjects as &#8220;annulus reversus&#8221;.<\/p>\n<p>Patil DV et al in their study of 23 patients who underwent pericardiectomy for constrictive pericarditis also refers to this &#8220;annulus reversus&#8221; [6]. They documented that the ratio of medial to lateral mitral annular velocities reduced from 1.08 to 0.87 (p&lt;0.03) after pericardiectomy. But &#8220;annulus reversus&#8221; was found to persist in 6 &#8216;responders&#8217;, reflecting 50% reduction in its incidence after pericardiectomy (p&lt;0.001).<\/p>\n<p>The lower lateral mitral annular velocity in constrictive pericarditis is thought to be due to the tethering by thickened pericardium.<\/p>\n<p><strong><span style=\"color: #0000ff;\">References<\/span><\/strong><\/p>\n<ol>\n<li>Ha JW, Oh JK, Ling LH, Nishimura RA, Seward JB, Tajik AJ. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/11524387\/\">Annulus paradoxus: transmitral flow velocity to mitral annular velocity ratio is inversely proportional to pulmonary capillary wedge pressure in patients with constrictive pericarditis<\/a>. Circulation. 2001 Aug 28;104(9):976-8.<\/li>\n<li>Welch TD, Ling LH, Espinosa RE, Anavekar NS, Wiste HJ, Lahr BD, Schaff HV, Oh JK. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/24633783\/\">Echocardiographic diagnosis of constrictive pericarditis: Mayo Clinic criteria<\/a>. Circ Cardiovasc Imaging. 2014 May;7(3):526-34.<\/li>\n<li>Alraies MC, Kusunose K, Negishi K, Yarmohammadi H, Motoki H, AlJaroudi W, Popovi\u0107 ZB, Klein AL. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/24837273\/\">Relation between echocardiographically estimated and invasively measured filling pressures in constrictive pericarditis<\/a>. Am J Cardiol. 2014 Jun 1;113(11):1911-6.<\/li>\n<li>Chhabra L, Spodick DH. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/25476562\/\">Annulus paradoxus and constrictive pericarditis: a need for revisiting the association!<\/a> Am J Cardiol. 2015 Feb 15;115(4):554.<\/li>\n<li>Reuss CS, Wilansky SM, Lester SJ, Lusk JL, Grill DE, Oh JK, Tajik AJ. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/18952625\/\">Using mitral &#8216;annulus reversus&#8217; to diagnose constrictive pericarditis<\/a>. Eur J Echocardiogr. 2009 May;10(3):372-5.<\/li>\n<li>Patil DV, Sabnis GR, Phadke MS, Lanjewar CP, Mishra P, Kulkarni DV, Agrawal NB, Kerkar PG. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/27316484\/\">Echocardiographic parameters in clinical responders to surgical pericardiectomy &#8211; A single center experience with chronic constrictive pericarditis<\/a>. Indian Heart J. 2016 May-Jun;68(3):316-24.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Annulus paradoxus and annulus reversus on tissue Doppler in constrictive pericarditis Annulus paradoxus The term &#8220;annulus paradoxus&#8221; was proposed by Ha JW et al to indicate the inverse correlation of E\/E&#8217; to pulmonary capillary wedge pressure (PCWP) on tissue Doppler evaluation in constrictive pericarditis. Usually a positive correlation is found in patients with primary myocardial [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":42915,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[8],"tags":[],"class_list":["post-42903","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","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>Annulus paradoxus and annulus reversus on tissue Doppler in constrictive pericarditis - 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\/annulus-paradoxus-and-annulus-reversus-on-tissue-doppler-in-constrictive-pericarditis\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Annulus paradoxus and annulus reversus on tissue Doppler in constrictive pericarditis - All About Cardiovascular System and Disorders\" \/>\n<meta property=\"og:description\" content=\"Annulus paradoxus and annulus reversus on tissue Doppler in constrictive pericarditis Annulus paradoxus The term &#8220;annulus paradoxus&#8221; was proposed by Ha JW et al to indicate the inverse correlation of E\/E&#8217; to pulmonary capillary wedge pressure (PCWP) on tissue Doppler evaluation in constrictive pericarditis. Usually a positive correlation is found in patients with primary myocardial [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/johnsonfrancis.org\/professional\/annulus-paradoxus-and-annulus-reversus-on-tissue-doppler-in-constrictive-pericarditis\/\" \/>\n<meta property=\"og:site_name\" content=\"All About Cardiovascular System and Disorders\" \/>\n<meta property=\"article:published_time\" content=\"2021-03-01T06:18:38+00:00\" \/>\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=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/annulus-paradoxus-and-annulus-reversus-on-tissue-doppler-in-constrictive-pericarditis\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/annulus-paradoxus-and-annulus-reversus-on-tissue-doppler-in-constrictive-pericarditis\\\/\"},\"author\":{\"name\":\"Johnson Francis\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#\\\/schema\\\/person\\\/5441d907049b914770f4bd98fb57feec\"},\"headline\":\"Annulus paradoxus and annulus reversus on tissue Doppler in constrictive pericarditis\",\"datePublished\":\"2021-03-01T06:18:38+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/annulus-paradoxus-and-annulus-reversus-on-tissue-doppler-in-constrictive-pericarditis\\\/\"},\"wordCount\":635,\"publisher\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#\\\/schema\\\/person\\\/5441d907049b914770f4bd98fb57feec\"},\"image\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/annulus-paradoxus-and-annulus-reversus-on-tissue-doppler-in-constrictive-pericarditis\\\/#primaryimage\"},\"thumbnailUrl\":\"\",\"articleSection\":[\"Echocardiography\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/annulus-paradoxus-and-annulus-reversus-on-tissue-doppler-in-constrictive-pericarditis\\\/\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/annulus-paradoxus-and-annulus-reversus-on-tissue-doppler-in-constrictive-pericarditis\\\/\",\"name\":\"Annulus paradoxus and annulus reversus on tissue Doppler in constrictive pericarditis - 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