{"id":63713,"date":"2024-12-11T06:56:50","date_gmt":"2024-12-11T01:26:50","guid":{"rendered":"https:\/\/johnsonfrancis.org\/professional\/?p=63713"},"modified":"2024-12-11T06:56:51","modified_gmt":"2024-12-11T01:26:51","slug":"cardiology-mcq-echo-basics-3","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/","title":{"rendered":"Cardiology MCQ: Echo Basics"},"content":{"rendered":"<iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/Xs_dg5gmuog?si=_hVt79swahtrIDVo\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n\n<p class=\"wp-block-paragraph\">Doppler echocardiography is best done with the ultrasound beam:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. Parallel to the direction of blood flow<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. Perpendicular to the direction of blood flow<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. At an angle of 45 degrees to the direction of blood flow<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. At an angle of 135 degrees to the direction of blood flow<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Correct answer: A. Parallel to the direction of blood flow<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">While two dimensional imaging gives better view if the structure being imaged is perpendicular to the beam direction, Doppler estimates the velocity of moving red blood cells best when the direction of beam is parallel to the direction of blood flow. This can be stated as zero angle of insonation for optimal results. Slight angulations can be taken care of by angle correction algorithms in the machine. But if the angle is more than 20 degrees, high errors may give unphysiological values with angle correction.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Reference: Braunwald&#8217;s Heart Disease, 12<sup>th<\/sup> Edition, Page 198<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Doppler echocardiography is best done with the ultrasound beam: A. Parallel to the direction of blood flow B. Perpendicular to the direction of blood flow C. At an angle of 45 degrees to the direction of blood flow D. At an angle of 135 degrees to the direction of blood flow Correct answer: A. Parallel [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":63715,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[9],"tags":[],"class_list":["post-63713","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Cardiology MCQ: Echo Basics - 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\/cardiology-mcq-echo-basics-3\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cardiology MCQ: Echo Basics - All About Cardiovascular System and Disorders\" \/>\n<meta property=\"og:description\" content=\"Doppler echocardiography is best done with the ultrasound beam: A. Parallel to the direction of blood flow B. Perpendicular to the direction of blood flow C. At an angle of 45 degrees to the direction of blood flow D. At an angle of 135 degrees to the direction of blood flow Correct answer: A. Parallel [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/\" \/>\n<meta property=\"og:site_name\" content=\"All About Cardiovascular System and Disorders\" \/>\n<meta property=\"article:published_time\" content=\"2024-12-11T01:26:50+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-12-11T01:26:51+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2024\/12\/Cardiology-MCQ-Echo-Basics-2.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"676\" \/>\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\\\/professional\\\/cardiology-mcq-echo-basics-3\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiology-mcq-echo-basics-3\\\/\"},\"author\":{\"name\":\"Johnson Francis\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#\\\/schema\\\/person\\\/5441d907049b914770f4bd98fb57feec\"},\"headline\":\"Cardiology MCQ: Echo Basics\",\"datePublished\":\"2024-12-11T01:26:50+00:00\",\"dateModified\":\"2024-12-11T01:26:51+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiology-mcq-echo-basics-3\\\/\"},\"wordCount\":155,\"publisher\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#\\\/schema\\\/person\\\/5441d907049b914770f4bd98fb57feec\"},\"image\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiology-mcq-echo-basics-3\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/wp-content\\\/uploads\\\/2024\\\/12\\\/Cardiology-MCQ-Echo-Basics-2.jpg\",\"articleSection\":[\"General Cardiology\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiology-mcq-echo-basics-3\\\/\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiology-mcq-echo-basics-3\\\/\",\"name\":\"Cardiology MCQ: Echo Basics - All About Cardiovascular System and Disorders\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiology-mcq-echo-basics-3\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiology-mcq-echo-basics-3\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/wp-content\\\/uploads\\\/2024\\\/12\\\/Cardiology-MCQ-Echo-Basics-2.jpg\",\"datePublished\":\"2024-12-11T01:26:50+00:00\",\"dateModified\":\"2024-12-11T01:26:51+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiology-mcq-echo-basics-3\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiology-mcq-echo-basics-3\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiology-mcq-echo-basics-3\\\/#primaryimage\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/wp-content\\\/uploads\\\/2024\\\/12\\\/Cardiology-MCQ-Echo-Basics-2.jpg\",\"contentUrl\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/wp-content\\\/uploads\\\/2024\\\/12\\\/Cardiology-MCQ-Echo-Basics-2.jpg\",\"width\":1200,\"height\":676},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/cardiology-mcq-echo-basics-3\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cardiology MCQ: Echo Basics\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#website\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/\",\"name\":\"All About Cardiovascular System and Disorders\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#\\\/schema\\\/person\\\/5441d907049b914770f4bd98fb57feec\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":[\"Person\",\"Organization\"],\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#\\\/schema\\\/person\\\/5441d907049b914770f4bd98fb57feec\",\"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\"},\"logo\":{\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/80861b82c3f559be9e413245c5643b6c483c93495507facfe32cf96ccd8bcffd?s=96&d=mm&r=g\"},\"description\":\"Former Professor of Cardiology, Calicut Govt. Medical Kozhikode, Kerala, India. Editor-in-Chief, BMH Medical Journal\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/author\\\/jf\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Cardiology MCQ: Echo Basics - All About Cardiovascular System and Disorders","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\/professional\/cardiology-mcq-echo-basics-3\/","og_locale":"en_US","og_type":"article","og_title":"Cardiology MCQ: Echo Basics - All About Cardiovascular System and Disorders","og_description":"Doppler echocardiography is best done with the ultrasound beam: A. Parallel to the direction of blood flow B. Perpendicular to the direction of blood flow C. At an angle of 45 degrees to the direction of blood flow D. At an angle of 135 degrees to the direction of blood flow Correct answer: A. Parallel [&hellip;]","og_url":"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/","og_site_name":"All About Cardiovascular System and Disorders","article_published_time":"2024-12-11T01:26:50+00:00","article_modified_time":"2024-12-11T01:26:51+00:00","og_image":[{"width":1200,"height":676,"url":"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2024\/12\/Cardiology-MCQ-Echo-Basics-2.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\/professional\/cardiology-mcq-echo-basics-3\/#article","isPartOf":{"@id":"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/"},"author":{"name":"Johnson Francis","@id":"https:\/\/johnsonfrancis.org\/professional\/#\/schema\/person\/5441d907049b914770f4bd98fb57feec"},"headline":"Cardiology MCQ: Echo Basics","datePublished":"2024-12-11T01:26:50+00:00","dateModified":"2024-12-11T01:26:51+00:00","mainEntityOfPage":{"@id":"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/"},"wordCount":155,"publisher":{"@id":"https:\/\/johnsonfrancis.org\/professional\/#\/schema\/person\/5441d907049b914770f4bd98fb57feec"},"image":{"@id":"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/#primaryimage"},"thumbnailUrl":"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2024\/12\/Cardiology-MCQ-Echo-Basics-2.jpg","articleSection":["General Cardiology"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/","url":"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/","name":"Cardiology MCQ: Echo Basics - All About Cardiovascular System and Disorders","isPartOf":{"@id":"https:\/\/johnsonfrancis.org\/professional\/#website"},"primaryImageOfPage":{"@id":"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/#primaryimage"},"image":{"@id":"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/#primaryimage"},"thumbnailUrl":"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2024\/12\/Cardiology-MCQ-Echo-Basics-2.jpg","datePublished":"2024-12-11T01:26:50+00:00","dateModified":"2024-12-11T01:26:51+00:00","breadcrumb":{"@id":"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/#primaryimage","url":"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2024\/12\/Cardiology-MCQ-Echo-Basics-2.jpg","contentUrl":"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2024\/12\/Cardiology-MCQ-Echo-Basics-2.jpg","width":1200,"height":676},{"@type":"BreadcrumbList","@id":"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-3\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/johnsonfrancis.org\/professional\/"},{"@type":"ListItem","position":2,"name":"Cardiology MCQ: Echo Basics"}]},{"@type":"WebSite","@id":"https:\/\/johnsonfrancis.org\/professional\/#website","url":"https:\/\/johnsonfrancis.org\/professional\/","name":"All About Cardiovascular System and Disorders","description":"","publisher":{"@id":"https:\/\/johnsonfrancis.org\/professional\/#\/schema\/person\/5441d907049b914770f4bd98fb57feec"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/johnsonfrancis.org\/professional\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":["Person","Organization"],"@id":"https:\/\/johnsonfrancis.org\/professional\/#\/schema\/person\/5441d907049b914770f4bd98fb57feec","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"},"logo":{"@id":"https:\/\/secure.gravatar.com\/avatar\/80861b82c3f559be9e413245c5643b6c483c93495507facfe32cf96ccd8bcffd?s=96&d=mm&r=g"},"description":"Former Professor of Cardiology, Calicut Govt. Medical Kozhikode, Kerala, India. Editor-in-Chief, BMH Medical Journal","url":"https:\/\/johnsonfrancis.org\/professional\/author\/jf\/"}]}},"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/johnsonfrancis.org\/professional\/wp-json\/wp\/v2\/posts\/63713","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/johnsonfrancis.org\/professional\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/johnsonfrancis.org\/professional\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/johnsonfrancis.org\/professional\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/johnsonfrancis.org\/professional\/wp-json\/wp\/v2\/comments?post=63713"}],"version-history":[{"count":2,"href":"https:\/\/johnsonfrancis.org\/professional\/wp-json\/wp\/v2\/posts\/63713\/revisions"}],"predecessor-version":[{"id":63716,"href":"https:\/\/johnsonfrancis.org\/professional\/wp-json\/wp\/v2\/posts\/63713\/revisions\/63716"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/johnsonfrancis.org\/professional\/wp-json\/wp\/v2\/media\/63715"}],"wp:attachment":[{"href":"https:\/\/johnsonfrancis.org\/professional\/wp-json\/wp\/v2\/media?parent=63713"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/johnsonfrancis.org\/professional\/wp-json\/wp\/v2\/categories?post=63713"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/johnsonfrancis.org\/professional\/wp-json\/wp\/v2\/tags?post=63713"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}