{"id":305,"date":"2008-07-10T22:01:15","date_gmt":"2008-07-10T16:31:15","guid":{"rendered":"http:\/\/cardiophile.com\/what-is-sick-sinus-syndrome"},"modified":"2023-04-30T11:07:00","modified_gmt":"2023-04-30T05:37:00","slug":"what-is-sick-sinus-syndrome","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/","title":{"rendered":"What is Sick Sinus Syndrome?"},"content":{"rendered":"<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/GvvXaj2EUIc\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen=\"\"><\/iframe><\/p>\n<h2><span style=\"color: #008000;\">What is sick sinus syndrome?<\/span><\/h2>\n<p>Sick sinus syndrome is an abnormality of the natural pacemaker of the heart, the sino-atrial node, also known as sinus node and SA node. The automaticity of the sinus node is reduced in sick sinus syndrome, leading to bradycardia and long pauses. The person may develop syncope due to the low heart rate. In some persons it is associated with disease of the atrio-ventricular or AV node as well. In certain cases, there is intermittent tachycardia along with bradycardia. Then it is known as tachy-brady syndrome. Symptomatic sick sinus syndrome needs a pacemaker implantation.<\/p>\n<figure id=\"attachment_22102\" aria-describedby=\"caption-attachment-22102\" style=\"width: 1038px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-22102 size-full\" src=\"https:\/\/johnsonfrancis.org\/general\/wp-content\/uploads\/2008\/07\/What-is-Sick-Sinus-Syndrome-e1682832247952.jpg\" alt=\"\" width=\"1038\" height=\"621\" srcset=\"https:\/\/johnsonfrancis.org\/general\/wp-content\/uploads\/2008\/07\/What-is-Sick-Sinus-Syndrome-e1682832247952.jpg 1038w, https:\/\/johnsonfrancis.org\/general\/wp-content\/uploads\/2008\/07\/What-is-Sick-Sinus-Syndrome-e1682832247952-300x179.jpg 300w, https:\/\/johnsonfrancis.org\/general\/wp-content\/uploads\/2008\/07\/What-is-Sick-Sinus-Syndrome-e1682832247952-1024x613.jpg 1024w, https:\/\/johnsonfrancis.org\/general\/wp-content\/uploads\/2008\/07\/What-is-Sick-Sinus-Syndrome-e1682832247952-768x459.jpg 768w\" sizes=\"auto, (max-width: 1038px) 100vw, 1038px\" \/><figcaption id=\"caption-attachment-22102\" class=\"wp-caption-text\"><strong><span style=\"color: #0000ff;\">Long pause and atrial fibrillation with fast rate suggesting Tachy-Brady Syndrome<\/span><\/strong><\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>What is sick sinus syndrome? Sick sinus syndrome is an abnormality of the natural pacemaker of the heart, the sino-atrial node, also known as sinus node and SA node. The automaticity of the sinus node is reduced in sick sinus syndrome, leading to bradycardia and long pauses. The person may develop syncope due to the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":22102,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[6],"tags":[],"class_list":["post-305","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-electrical-system-of-the-heart"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What is Sick Sinus Syndrome? - All About Heart And Blood Vessels<\/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\/general\/what-is-sick-sinus-syndrome\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is Sick Sinus Syndrome? - All About Heart And Blood Vessels\" \/>\n<meta property=\"og:description\" content=\"What is sick sinus syndrome? Sick sinus syndrome is an abnormality of the natural pacemaker of the heart, the sino-atrial node, also known as sinus node and SA node. The automaticity of the sinus node is reduced in sick sinus syndrome, leading to bradycardia and long pauses. The person may develop syncope due to the [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/\" \/>\n<meta property=\"og:site_name\" content=\"All About Heart And Blood Vessels\" \/>\n<meta property=\"article:published_time\" content=\"2008-07-10T16:31:15+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-04-30T05:37:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/johnsonfrancis.org\/general\/wp-content\/uploads\/2008\/07\/What-is-Sick-Sinus-Syndrome-e1682832247952.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1038\" \/>\n\t<meta property=\"og:image:height\" content=\"621\" \/>\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=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/what-is-sick-sinus-syndrome\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/what-is-sick-sinus-syndrome\\\/\"},\"author\":{\"name\":\"Johnson Francis\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/#\\\/schema\\\/person\\\/f35ea33ecf9c9923597de2691ebed1a7\"},\"headline\":\"What is Sick Sinus Syndrome?\",\"datePublished\":\"2008-07-10T16:31:15+00:00\",\"dateModified\":\"2023-04-30T05:37:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/what-is-sick-sinus-syndrome\\\/\"},\"wordCount\":122,\"image\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/what-is-sick-sinus-syndrome\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/wp-content\\\/uploads\\\/2008\\\/07\\\/What-is-Sick-Sinus-Syndrome-e1682832247952.jpg\",\"articleSection\":[\"Electrical system of the heart\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/what-is-sick-sinus-syndrome\\\/\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/what-is-sick-sinus-syndrome\\\/\",\"name\":\"What is Sick Sinus Syndrome? - All About Heart And Blood Vessels\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/what-is-sick-sinus-syndrome\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/what-is-sick-sinus-syndrome\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/wp-content\\\/uploads\\\/2008\\\/07\\\/What-is-Sick-Sinus-Syndrome-e1682832247952.jpg\",\"datePublished\":\"2008-07-10T16:31:15+00:00\",\"dateModified\":\"2023-04-30T05:37:00+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/#\\\/schema\\\/person\\\/f35ea33ecf9c9923597de2691ebed1a7\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/what-is-sick-sinus-syndrome\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/what-is-sick-sinus-syndrome\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/what-is-sick-sinus-syndrome\\\/#primaryimage\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/wp-content\\\/uploads\\\/2008\\\/07\\\/What-is-Sick-Sinus-Syndrome-e1682832247952.jpg\",\"contentUrl\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/wp-content\\\/uploads\\\/2008\\\/07\\\/What-is-Sick-Sinus-Syndrome-e1682832247952.jpg\",\"width\":1038,\"height\":621},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/what-is-sick-sinus-syndrome\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"What is Sick Sinus Syndrome?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/#website\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/\",\"name\":\"All About Heart And Blood Vessels\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/#\\\/schema\\\/person\\\/f35ea33ecf9c9923597de2691ebed1a7\",\"name\":\"Johnson Francis\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/80861b82c3f559be9e413245c5643b6c483c93495507facfe32cf96ccd8bcffd?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/80861b82c3f559be9e413245c5643b6c483c93495507facfe32cf96ccd8bcffd?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/80861b82c3f559be9e413245c5643b6c483c93495507facfe32cf96ccd8bcffd?s=96&d=mm&r=g\",\"caption\":\"Johnson Francis\"},\"description\":\"Former Professor of Cardiology, Calicut Govt. Medical Kozhikode, Kerala, India. Editor-in-Chief, BMH Medical Journal\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/general\\\/author\\\/jf\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"What is Sick Sinus Syndrome? - All About Heart And Blood Vessels","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/","og_locale":"en_US","og_type":"article","og_title":"What is Sick Sinus Syndrome? - All About Heart And Blood Vessels","og_description":"What is sick sinus syndrome? Sick sinus syndrome is an abnormality of the natural pacemaker of the heart, the sino-atrial node, also known as sinus node and SA node. The automaticity of the sinus node is reduced in sick sinus syndrome, leading to bradycardia and long pauses. The person may develop syncope due to the [&hellip;]","og_url":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/","og_site_name":"All About Heart And Blood Vessels","article_published_time":"2008-07-10T16:31:15+00:00","article_modified_time":"2023-04-30T05:37:00+00:00","og_image":[{"width":1038,"height":621,"url":"https:\/\/johnsonfrancis.org\/general\/wp-content\/uploads\/2008\/07\/What-is-Sick-Sinus-Syndrome-e1682832247952.jpg","type":"image\/jpeg"}],"author":"Johnson Francis","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Johnson Francis","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/#article","isPartOf":{"@id":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/"},"author":{"name":"Johnson Francis","@id":"https:\/\/johnsonfrancis.org\/general\/#\/schema\/person\/f35ea33ecf9c9923597de2691ebed1a7"},"headline":"What is Sick Sinus Syndrome?","datePublished":"2008-07-10T16:31:15+00:00","dateModified":"2023-04-30T05:37:00+00:00","mainEntityOfPage":{"@id":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/"},"wordCount":122,"image":{"@id":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/#primaryimage"},"thumbnailUrl":"https:\/\/johnsonfrancis.org\/general\/wp-content\/uploads\/2008\/07\/What-is-Sick-Sinus-Syndrome-e1682832247952.jpg","articleSection":["Electrical system of the heart"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/","url":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/","name":"What is Sick Sinus Syndrome? - All About Heart And Blood Vessels","isPartOf":{"@id":"https:\/\/johnsonfrancis.org\/general\/#website"},"primaryImageOfPage":{"@id":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/#primaryimage"},"image":{"@id":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/#primaryimage"},"thumbnailUrl":"https:\/\/johnsonfrancis.org\/general\/wp-content\/uploads\/2008\/07\/What-is-Sick-Sinus-Syndrome-e1682832247952.jpg","datePublished":"2008-07-10T16:31:15+00:00","dateModified":"2023-04-30T05:37:00+00:00","author":{"@id":"https:\/\/johnsonfrancis.org\/general\/#\/schema\/person\/f35ea33ecf9c9923597de2691ebed1a7"},"breadcrumb":{"@id":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/#primaryimage","url":"https:\/\/johnsonfrancis.org\/general\/wp-content\/uploads\/2008\/07\/What-is-Sick-Sinus-Syndrome-e1682832247952.jpg","contentUrl":"https:\/\/johnsonfrancis.org\/general\/wp-content\/uploads\/2008\/07\/What-is-Sick-Sinus-Syndrome-e1682832247952.jpg","width":1038,"height":621},{"@type":"BreadcrumbList","@id":"https:\/\/johnsonfrancis.org\/general\/what-is-sick-sinus-syndrome\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/johnsonfrancis.org\/general\/"},{"@type":"ListItem","position":2,"name":"What is Sick Sinus Syndrome?"}]},{"@type":"WebSite","@id":"https:\/\/johnsonfrancis.org\/general\/#website","url":"https:\/\/johnsonfrancis.org\/general\/","name":"All About Heart And Blood Vessels","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/johnsonfrancis.org\/general\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/johnsonfrancis.org\/general\/#\/schema\/person\/f35ea33ecf9c9923597de2691ebed1a7","name":"Johnson Francis","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/80861b82c3f559be9e413245c5643b6c483c93495507facfe32cf96ccd8bcffd?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/80861b82c3f559be9e413245c5643b6c483c93495507facfe32cf96ccd8bcffd?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/80861b82c3f559be9e413245c5643b6c483c93495507facfe32cf96ccd8bcffd?s=96&d=mm&r=g","caption":"Johnson Francis"},"description":"Former Professor of Cardiology, Calicut Govt. Medical Kozhikode, Kerala, India. Editor-in-Chief, BMH Medical Journal","url":"https:\/\/johnsonfrancis.org\/general\/author\/jf\/"}]}},"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/johnsonfrancis.org\/general\/wp-json\/wp\/v2\/posts\/305","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/johnsonfrancis.org\/general\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/johnsonfrancis.org\/general\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/johnsonfrancis.org\/general\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/johnsonfrancis.org\/general\/wp-json\/wp\/v2\/comments?post=305"}],"version-history":[{"count":5,"href":"https:\/\/johnsonfrancis.org\/general\/wp-json\/wp\/v2\/posts\/305\/revisions"}],"predecessor-version":[{"id":22105,"href":"https:\/\/johnsonfrancis.org\/general\/wp-json\/wp\/v2\/posts\/305\/revisions\/22105"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/johnsonfrancis.org\/general\/wp-json\/wp\/v2\/media\/22102"}],"wp:attachment":[{"href":"https:\/\/johnsonfrancis.org\/general\/wp-json\/wp\/v2\/media?parent=305"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/johnsonfrancis.org\/general\/wp-json\/wp\/v2\/categories?post=305"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/johnsonfrancis.org\/general\/wp-json\/wp\/v2\/tags?post=305"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}