{"id":22426,"date":"2017-11-03T19:02:21","date_gmt":"2017-11-03T13:32:21","guid":{"rendered":"https:\/\/cardiophile.org\/?p=22426"},"modified":"2017-11-03T19:02:21","modified_gmt":"2017-11-03T13:32:21","slug":"cardiac-ct-pulmonary-veins-and-left-atrium","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/cardiac-ct-pulmonary-veins-and-left-atrium\/","title":{"rendered":"Cardiac CT &#8211; Pulmonary veins and left atrium"},"content":{"rendered":"<h2><span style=\"color: #008000;\">Cardiac CT &#8211; Pulmonary veins and left atrium<\/span><\/h2>\n<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wjUSsxjqoYk\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe><\/p>\n<p style=\"text-align: center;\"><span style=\"color: #0000ff;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-32108 size-full\" src=\"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2017\/11\/CT-Left-atrium-and-Pulmonary-Veins.jpg\" alt=\"Cardiac CT scan showing pulmonary veins and left atrium\" width=\"1200\" height=\"885\">Cardiac CT scan showing pulmonary veins and left atrium<\/span><\/p>\n<p><a href=\"https:\/\/johnsonfrancis.org\/professional\/category\/cardiology\/cardiac-ct-scan\/\">Cardiac CT scan<\/a> at the level where pulmonary veins join the left atrium:<br \/>\nRSPV: Right superior pulmonary vein; LA: Left atrium; LAA: Left atrial appendage; RIPV: Right inferior pulmonary vein; LIPV: Left inferior pulmonary vein. RA: Right atrium; RV: Right ventricle; LV: Left ventricle. IVS: Interventricular septum. Left ventricle is connecting to the aorta through a narrowed region which is the left ventricular outflow tract (LVOT &#8211; not labelled). Part of the blue arrow pointing to the aortic valve is through the LVOT. Aortic leaflets are seen as negative shadows within the contrast filled aorta. Since it is not a true cross sectional image of the aorta, the aortic leaflets take an inverted T pattern. In a true cross section it would be seen as a tri-radiate pattern. Interventricular septum (IVS) is also seen as a negative shadow between contrast filled right and left ventricular cavities. In this image it can be appreciated that the right ventricle (RV) is an anterior chamber placed substernaly while the left ventricle (LV) has a more posterior location. Contrast density is more on the left sided chambers as it is a delayed image after the intravenous contrast injection.<\/p>\n<p><span style=\"color: #0000ff;\">Updated on 1st May 2020<\/span><\/p>\n<p>Multidetector computed tomography (MDCT) is an excellent imaging modality to study pulmonary veins prior to pulmonary vein ablation in atrial fibrillation. It is also useful to observe for significant sequelae like pulmonary vein stenosis post procedure [1].<\/p>\n<p><strong><span style=\"color: #0000ff;\">Reference<\/span><\/strong><\/p>\n<ol>\n<li>Cronin P, Sneider MB, Kazerooni EA, Kelly AM, Scharf C, Oral H, Morady F. <a href=\"https:\/\/www.ajronline.org\/doi\/10.2214\/ajr.183.3.1830767\">MDCT of the left atrium and pulmonary veins in planning radiofrequency ablation for atrial fibrillation: a how-to guide<\/a>. AJR Am J Roentgenol. 2004 Sep;183(3):767-78.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Cardiac CT &#8211; Pulmonary veins and left atrium Cardiac CT scan showing pulmonary veins and left atrium Cardiac CT scan at the level where pulmonary veins join the left atrium: RSPV: Right superior pulmonary vein; LA: Left atrium; LAA: Left atrial appendage; RIPV: Right inferior pulmonary vein; LIPV: Left inferior pulmonary vein. RA: Right atrium; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":32108,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[19],"tags":[],"class_list":["post-22426","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cardiac-ct-scan"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Cardiac CT - Pulmonary veins and left atrium - All About Cardiovascular System and Disorders<\/title>\n<meta name=\"description\" content=\"Cardiac CT scan showing pulmonary veins and left atrium. Right atrium, right ventricle, left ventricle, interventricular septum &amp; aortic valve are also seen\" \/>\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\/cardiac-ct-pulmonary-veins-and-left-atrium\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cardiac CT - Pulmonary veins and left atrium - All About Cardiovascular System and Disorders\" \/>\n<meta property=\"og:description\" content=\"Cardiac CT scan showing pulmonary veins and left atrium. Right atrium, right ventricle, left ventricle, interventricular septum &amp; aortic valve are also seen\" \/>\n<meta property=\"og:url\" content=\"https:\/\/johnsonfrancis.org\/professional\/cardiac-ct-pulmonary-veins-and-left-atrium\/\" \/>\n<meta property=\"og:site_name\" content=\"All About Cardiovascular System and Disorders\" \/>\n<meta property=\"article:published_time\" content=\"2017-11-03T13:32:21+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=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiac-ct-pulmonary-veins-and-left-atrium\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiac-ct-pulmonary-veins-and-left-atrium\\\/\"},\"author\":{\"name\":\"Johnson Francis\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#\\\/schema\\\/person\\\/5441d907049b914770f4bd98fb57feec\"},\"headline\":\"Cardiac CT &#8211; Pulmonary veins and left atrium\",\"datePublished\":\"2017-11-03T13:32:21+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiac-ct-pulmonary-veins-and-left-atrium\\\/\"},\"wordCount\":298,\"publisher\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#\\\/schema\\\/person\\\/5441d907049b914770f4bd98fb57feec\"},\"image\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiac-ct-pulmonary-veins-and-left-atrium\\\/#primaryimage\"},\"thumbnailUrl\":\"\",\"articleSection\":[\"Cardiac CT scan\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiac-ct-pulmonary-veins-and-left-atrium\\\/\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiac-ct-pulmonary-veins-and-left-atrium\\\/\",\"name\":\"Cardiac CT - Pulmonary veins and left atrium - All About Cardiovascular System and Disorders\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiac-ct-pulmonary-veins-and-left-atrium\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiac-ct-pulmonary-veins-and-left-atrium\\\/#primaryimage\"},\"thumbnailUrl\":\"\",\"datePublished\":\"2017-11-03T13:32:21+00:00\",\"description\":\"Cardiac CT scan showing pulmonary veins and left atrium. 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