{"id":22529,"date":"2017-11-14T22:22:43","date_gmt":"2017-11-14T16:52:43","guid":{"rendered":"https:\/\/cardiophile.org\/?p=22529"},"modified":"2017-11-14T22:22:43","modified_gmt":"2017-11-14T16:52:43","slug":"minoca-myocardial-infarction-with-non-obstructive-coronary-arteries","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/minoca-myocardial-infarction-with-non-obstructive-coronary-arteries\/","title":{"rendered":"MINOCA &#8211; Myocardial infarction with non obstructive coronary arteries"},"content":{"rendered":"<h2><span style=\"color: #008000;\">MINOCA &#8211; Myocardial infarction with non obstructive coronary arteries<\/span><\/h2>\n<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/l5Nvq3LpZUU\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe><br \/>\nMyocardial infarction with non obstructive coronary arteries (MINOCA) [1] had a prevalence of 6% among myocardial infarctions noted in a recent systematic review [2]. They are more likely to be younger and female, but less often have dyslipidemia as a risk factor. Other risk factors were found to be similar. Total mortality at one year with MINOCA is about 4.7% compared to 6.7% with myocardial infarction associated with obstructive coronary artery disease. Typical myocardial infarction as demonstrated by cardiac magnetic resonance imaging (CMR) was noted only in about one fourth of cases. One third had myocarditis while about one fourth cases had no significant abnormality on CMR. Inducible coronary spasm occurred in a about one fourth of cases and thrombophilia was noted in 14%.<\/p>\n<p>For diagnosing MINOCA, criteria as per the universal definition of myocardial infarction should be satisfied along with absence of significant coronary stenosis (50% or more). There should be no overt cause for the clinical presentation like takotsubo cardiomyopathy [3].<\/p>\n<p>A recent observational study [4] of MINOCA took patients from the&nbsp;SWEDEHEART registry (the Swedish Web-system for Enhancement and Development of Evidence-based care in Heart disease Evaluated According to Recommended Therapy) [5]. Of&nbsp;199\u2009162 myocardial infarction admissions screened, they found 9466 patients with MINOCA. They evaluated the&nbsp;9136 patients who survived 30 days after discharge in order to assess the role of medical therapy for secondary prevention. They found long term benefits with statins and angiotensin converting enzyme inhibitors \/ angiotensin receptor blockers. There was a trend towards positive effect with beta blockers, while <span style=\"color: #0000ff;\">dual antiplatelet therapy had a neutral effect<\/span>.<\/p>\n<p><span style=\"color: #0000ff;\"><strong>References<\/strong><\/span><\/p>\n<ol>\n<li>Beltrame JF. Assessing patients with myocardial infarction and non obstructed coronary arteries (MINOCA). J Intern Med. 2013;273:182\u2013185.<\/li>\n<li>Pasupathy S et al. Systematic review of patients presenting with suspected myocardial infarction and non obstructive coronary arteries. Circulation. 2015; 131:861-870.<\/li>\n<li>Agewall S et al; Working Group on Cardiovascular Pharmacotherapy. ESC working group position paper on myocardial infarction with non-obstructive coronary arteries. Eur Heart J. 2017;38:143\u2013153.<\/li>\n<li>Lindahl B et al. Medical therapy for secondary prevention and long-term outcome in patients with myocardial infarction with non obstructive coronary artery disease. Circulation. 2017;135:1481\u20131489.<\/li>\n<li>Jernberg T et al. The Swedish Web-system for enhancement and development of evidence-based care in heart disease evaluated according to recommended therapies (SWEDEHEART). Heart. 2010;96:1617\u20131621.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Myocardial infarction with non obstructive coronary arteries (MINOCA) had a prevalence of 6% among myocardial infarctions noted in a recent systematic review. They are more likely to be younger and female, but less often have dyslipidemia as a risk factor. <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[9],"tags":[],"class_list":["post-22529","post","type-post","status-publish","format-standard","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>Myocardial infarction with non obstructive coronary arteries<\/title>\n<meta name=\"description\" content=\"Myocardial infarction with non obstructive coronary arteries (MINOCA) had a prevalence of 6% among myocardial infarctions noted in a recent systematic review. They are more likely to be younger and female, but less often have dyslipidemia as a risk factor.\" \/>\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\/minoca-myocardial-infarction-with-non-obstructive-coronary-arteries\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Myocardial infarction with non obstructive coronary arteries\" \/>\n<meta property=\"og:description\" content=\"Myocardial infarction with non obstructive coronary arteries (MINOCA) had a prevalence of 6% among myocardial infarctions noted in a recent systematic review. 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