{"id":10425,"date":"2012-06-19T04:32:58","date_gmt":"2012-06-19T04:32:58","guid":{"rendered":"http:\/\/www.cardiophile.org\/common\/?p=8286"},"modified":"2023-05-14T09:54:09","modified_gmt":"2023-05-14T04:24:09","slug":"what-is-sam-in-the-heart-2","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/what-is-sam-in-the-heart-2\/","title":{"rendered":"What is SAM in the heart?"},"content":{"rendered":"<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/hzhdKN3XbX8\" 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 SAM in the heart?<\/span><\/h2>\n<p>SAM is short form for systolic anterior motion. It is a peculiar movement of anterior mitral leaflet seen in hypertrophic obstructive cardiomyopathy, a heart muscle disease in which the left ventricle gets grossly thickened. Normally the anterior mitral leaflet moves posteriorly during systole closing the mitral orifice. But in SAM, it is an abnormal anterior movement of the anterior mitral leaflet. SAM causes narrowing of left ventricular outflow tract which is anterior to the anterior mitral leaflet. SAM also prevents proper apposition of the mitral leaflets producing mitral regurgitation. A plaque may also form in the region of LVOT where there is SAM septal contact. This can act as nidus for endocarditis occasionally.<\/p>\n<figure id=\"attachment_41177\" aria-describedby=\"caption-attachment-41177\" style=\"width: 517px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-41177 size-full\" src=\"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2014\/11\/HCOM-SAM.jpg\" alt=\"Systolic anterior motion (SAM) of mitral valve in hypertrophic obstructive cardiomyopathy\" width=\"517\" height=\"495\"><figcaption id=\"caption-attachment-41177\" class=\"wp-caption-text\"><strong><span style=\"color: #ff00ff;\">Systolic anterior motion (SAM) of mitral valve in hypertrophic obstructive cardiomyopathy<\/span><\/strong><\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>SAM is short for systolic anterior movement. It is peculiar movement of the mitral valve seen in hypertrophic obstructive cardiomyopathy.<\/p>\n","protected":false},"author":1,"featured_media":59522,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[11],"tags":[],"class_list":["post-10425","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-heart-disease-faq"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What is SAM in the heart? - All About Cardiovascular System and Disorders<\/title>\n<meta name=\"description\" content=\"SAM is short for systolic anterior movement. 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