{"id":14,"date":"2009-02-19T18:43:03","date_gmt":"2009-02-19T18:43:03","guid":{"rendered":"https:\/\/medicalcriteria.com\/web\/carbraunwald\/"},"modified":"2025-05-14T21:05:34","modified_gmt":"2025-05-14T21:05:34","slug":"carbraunwald","status":"publish","type":"post","link":"https:\/\/medicalcriteria.com\/web\/carbraunwald\/","title":{"rendered":"Braunwald Classification of Unstable Angina (UA)"},"content":{"rendered":"<div class=\"99c380e4b4a7b96c35d7ddf7dcb434e8\" data-index=\"1\" style=\"float: none; margin:0px 0 0px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<!-- MC 2019- Horizontal -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-0127150553352455\"\r\n     data-ad-slot=\"3806776041\"\r\n     data-ad-format=\"auto\"\r\n     data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>A classification has been proposed by Braunwald to facilitate the assignation of patients to a particular risk group. This classification takes into account the severity of symptoms, the clinical circumstances surrounding the anginal episode, and the intensity of treatment.<\/p>\n<p><!--more--><\/p>\n<table style=\"border-collapse: collapse; width: 100%;\" border=\"1\">\n<tbody>\n<tr>\n<td style=\"border: 1pt solid windowtext; padding: 0cm 5.4pt; width: 141.25pt;\" colspan=\"2\" rowspan=\"3\" valign=\"top\" width=\"188\">\n<p class=\"MsoNormal\"><strong>Severity<\/strong><\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 294.75pt; border: 1pt 1pt 1pt medium solid solid solid none windowtext windowtext windowtext -moz-use-text-color;\" colspan=\"3\" valign=\"top\" width=\"393\">\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\"><strong>Clinical Circumstances<\/strong><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 0cm 5.4pt; width: 116.15pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"155\">\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\"><strong>A<\/strong><\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 90pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"120\">\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\"><strong>B<\/strong><\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 88.6pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"118\">\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\"><strong>C<\/strong><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 0cm 5.4pt; width: 116.15pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"155\">\n<p class=\"MsoNormal\">Develops in presence of extracardiac condition that intensifies myocardial ischemia (secondary UA)<\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 90pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"120\">\n<p class=\"MsoNormal\">Develops in the absence of extracardiac condition (primary UA)<\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 88.6pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"118\">\n<p class=\"MsoNormal\">Develops within 2 weeks after acute myocardial infarction (postinfarction UA)<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 0cm 5.4pt; width: 24.85pt; border: medium 1pt 1pt none solid solid -moz-use-text-color windowtext windowtext;\" valign=\"top\" width=\"33\">\n<p class=\"MsoNormal\"><strong>I<\/strong><\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 116.4pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"155\">\n<p class=\"MsoNormal\">New onset of severe angina or accelerated angina; no rest pain<\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 116.15pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"155\">\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\">IA<\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 90pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"120\">\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\">IB<\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 88.6pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"118\">\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\">IC<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 0cm 5.4pt; width: 24.85pt; border: medium 1pt 1pt none solid solid -moz-use-text-color windowtext windowtext;\" valign=\"top\" width=\"33\">\n<p class=\"MsoNormal\"><strong>II<\/strong><\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 116.4pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"155\">\n<p class=\"MsoNormal\">Angina at rest within past month but not within preceding 48 hr (angina at rest, subacute)<\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 116.15pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"155\">\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\">IIA<\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 90pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"120\">\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\">IIB<\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 88.6pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"118\">\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\">IIC<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 0cm 5.4pt; width: 24.85pt; border: medium 1pt 1pt none solid solid -moz-use-text-color windowtext windowtext;\" valign=\"top\" width=\"33\">\n<p class=\"MsoNormal\"><strong>III<\/strong><\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 116.4pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"155\">\n<p class=\"MsoNormal\">Angina at rest within 48 hr (angina at rest, acute)<\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 116.15pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"155\">\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\">IIIA<\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 90pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"120\">\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\">IIIB Troponin negative<\/p>\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\">IIIB Troponin positive<\/p>\n<\/td>\n<td style=\"padding: 0cm 5.4pt; width: 88.6pt; border: medium 1pt 1pt medium none solid solid none -moz-use-text-color windowtext windowtext -moz-use-text-color;\" valign=\"top\" width=\"118\">\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\">IIIC<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p class=\"MsoNormal\">hr, hours; IAM, myocardial infarction; UA, unstable angina.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p class=\"MsoNormal\"><strong>References:<\/strong><\/p>\n<ol style=\"margin-top: 0cm;\">\n<li class=\"MsoNormal\">Hamm CW, Braunwald E. A classification of unstable angina revisited. Circulation. 2000 Jul 4;102(1):118-22. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/10880424\/\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/li>\n<li class=\"MsoNormal\">Braunwald E. Unstable angina. A classification. Circulation. 1989 Aug;80(2):410-4. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/2752565\/\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>Created: Aug 08, 2005<\/p>\n\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Sorry, this entry is only available in Espa\u00f1ol.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"no","_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[26],"tags":[101,1931,1348,166,167,1932,1933,1934],"class_list":["post-14","post","type-post","status-publish","format-standard","hentry","category-cardiology","tag-angina","tag-braunwald","tag-cardiology","tag-clasificacion","tag-classification","tag-inestable","tag-ua","tag-unstable"],"modified_by":"Guillermo Firman","_links":{"self":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/14","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/comments?post=14"}],"version-history":[{"count":4,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/14\/revisions"}],"predecessor-version":[{"id":9385,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/14\/revisions\/9385"}],"wp:attachment":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/media?parent=14"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/categories?post=14"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/tags?post=14"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}