{"id":2125,"date":"2026-10-14T21:40:24","date_gmt":"2026-10-14T20:40:24","guid":{"rendered":"https:\/\/wpcalc.com\/pt\/medicos\/calculadora-escala-heart\/"},"modified":"2026-10-14T21:40:24","modified_gmt":"2026-10-14T20:40:24","slug":"calculadora-escala-heart","status":"publish","type":"post","link":"https:\/\/wpcalc.com\/pt\/medicos\/calculadora-escala-heart\/","title":{"rendered":"Calculadora de Escala HEART"},"content":{"rendered":"<section class=\"not-prose calculator-box\" aria-labelledby=\"calculator-title\"><div class=\"flex items-baseline sm:items-center justify-between gap-2 sm:gap-3\"><div class=\"flex flex-col sm:flex-row sm:items-center gap-2\"><span class=\"icon icon-calculator text-primary-700! text-base! dark:text-primary-300!\" aria-hidden=\"true\"><\/span><h2 id=\"calculator-title\" class=\"text-lg font-display font-bold\">Estime o risco em um paciente com dor no peito<\/h2><\/div><div class=\"calcdash-favorite group\">\n  <button type=\"button\" class=\"favorite\" id=\"favorite\" data-favorite-id=\"2125\" data-favorite-title=\"Escala HEART\" data-favorite-url=\"https:\/\/wpcalc.com\/pt\/medicos\/calculadora-escala-heart\/\" data-favorite-excerpt=\"Estime o risco de evento card\u00edaco adverso maior em at\u00e9 6 semanas em um paciente com dor tor\u00e1cica. Informe hist\u00f3ria, ECG, idade, fatores de risco e troponina para obter a pontua\u00e7\u00e3o HEART e a categoria de risco.\" aria-label=\"Adicionar aos favoritos\" data-favorite-icon=\"icon icon-heartbeat\">\n    <span class=\"icon icon-shape-star-empty\" aria-hidden=\"true\"><\/span>\n  <\/button>\n  <div class=\"calcdash-favorite__tip\" aria-hidden=\"true\">\n   <span class=\"favorite-tooltip\" id=\"favorite-tooltip\"><\/span>\n  <\/div>\n  <span class=\"sr-only\" role=\"status\" id=\"favorite-status\"><\/span>\n<\/div><\/div><form action=\"https:\/\/wpcalc.com\/pt\/medicos\/calculadora-escala-heart\/\" method=\"POST\" class=\"calculator\" id=\"calculator-2125\" data-post=\"2125\"><fieldset class=\"fieldset-input is-1\"><legend class=\"sr-only\">Campos de entrada<\/legend><div class=\"field\" id=\"input-1\"><label for=\"field-1\">Hist\u00f3ria cl\u00ednica<\/label><div class=\"grid grid-cols-1\"><select id=\"field-1\" name=\"histria_clnica\"><option value=\"Slightly or non-suspicious for ACS\">Pouco suspeita ou n\u00e3o suspeita de SCA<\/option><option value=\"Moderately suspicious for ACS\">Suspeita moderada de SCA<\/option><option value=\"Highly suspicious for ACS\">Suspeita elevada de SCA<\/option><\/select><svg class=\"pointer-events-none col-start-1 row-start-1 mr-2 size-5 self-center justify-self-end text-gray-500 sm:size-4\" viewBox=\"0 0 16 16\" fill=\"currentColor\" aria-hidden=\"true\" data-slot=\"icon\">\n              <path fill-rule=\"evenodd\" d=\"M4.22 6.22a.75.75 0 0 1 1.06 0L8 8.94l2.72-2.72a.75.75 0 1 1 1.06 1.06l-3.25 3.25a.75.75 0 0 1-1.06 0L4.22 7.28a.75.75 0 0 1 0-1.06Z\" clip-rule=\"evenodd\" \/>\n            <\/svg><\/div><\/div><div class=\"field\" id=\"input-2\"><label for=\"field-2\">ECG<\/label><div class=\"grid grid-cols-1\"><select id=\"field-2\" name=\"ecg\"><option value=\"Normal\">Normal<\/option><option value=\"Non-specific repolarisation changes\">Altera\u00e7\u00f5es inespec\u00edficas de repolariza\u00e7\u00e3o<\/option><option value=\"Significant ST deviation\">Desvio significativo do segmento ST<\/option><\/select><svg class=\"pointer-events-none col-start-1 row-start-1 mr-2 size-5 self-center justify-self-end text-gray-500 sm:size-4\" viewBox=\"0 0 16 16\" fill=\"currentColor\" aria-hidden=\"true\" data-slot=\"icon\">\n              <path fill-rule=\"evenodd\" d=\"M4.22 6.22a.75.75 0 0 1 1.06 0L8 8.94l2.72-2.72a.75.75 0 1 1 1.06 1.06l-3.25 3.25a.75.75 0 0 1-1.06 0L4.22 7.28a.75.75 0 0 1 0-1.06Z\" clip-rule=\"evenodd\" \/>\n            <\/svg><\/div><\/div><div class=\"field has-term\" id=\"input-3\"><label for=\"field-3\">Idade<\/label><div class=\"term\">A<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><input type=\"text\" name=\"idade\" id=\"field-3\" aria-describedby=\"calc-unit-3 calc-info-3\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"18\" max=\"120\" value=\"62\"\/><div class=\"unit\" id=\"calc-unit-3\">anos<\/div><small id=\"calc-info-3\">A \u2014 a idade do paciente \u00e9 pontuada em faixas: &lt; 45, 45\u201364, \u2265 65<\/small><\/div><div class=\"field\" id=\"input-4\"><label for=\"field-4\">Fatores de risco<\/label><div class=\"grid grid-cols-1\"><select id=\"field-4\" name=\"fatores_de_risco\"><option value=\"No risk factors\">Sem fatores de risco<\/option><option value=\"1\u20132 risk factors\">1\u20132 fatores de risco<\/option><option value=\"\u2265 3 risk factors or known atherosclerotic disease\">\u2265 3 fatores de risco ou doen\u00e7a ateroscler\u00f3tica conhecida<\/option><\/select><svg class=\"pointer-events-none col-start-1 row-start-1 mr-2 size-5 self-center justify-self-end text-gray-500 sm:size-4\" viewBox=\"0 0 16 16\" fill=\"currentColor\" aria-hidden=\"true\" data-slot=\"icon\">\n              <path fill-rule=\"evenodd\" d=\"M4.22 6.22a.75.75 0 0 1 1.06 0L8 8.94l2.72-2.72a.75.75 0 1 1 1.06 1.06l-3.25 3.25a.75.75 0 0 1-1.06 0L4.22 7.28a.75.75 0 0 1 0-1.06Z\" clip-rule=\"evenodd\" \/>\n            <\/svg><\/div><\/div><div class=\"field\" id=\"input-5\"><label for=\"field-5\">Troponina<\/label><div class=\"grid grid-cols-1\"><select id=\"field-5\" name=\"troponina\"><option value=\"\u2264 normal limit\">\u2264 limite normal<\/option><option value=\"1\u20133\u00d7 normal limit\">1\u20133\u00d7 o limite normal<\/option><option value=\"&gt; 3\u00d7 normal limit\">&gt; 3\u00d7 o limite normal<\/option><\/select><svg class=\"pointer-events-none col-start-1 row-start-1 mr-2 size-5 self-center justify-self-end text-gray-500 sm:size-4\" viewBox=\"0 0 16 16\" fill=\"currentColor\" aria-hidden=\"true\" data-slot=\"icon\">\n              <path fill-rule=\"evenodd\" d=\"M4.22 6.22a.75.75 0 0 1 1.06 0L8 8.94l2.72-2.72a.75.75 0 1 1 1.06 1.06l-3.25 3.25a.75.75 0 0 1-1.06 0L4.22 7.28a.75.75 0 0 1 0-1.06Z\" clip-rule=\"evenodd\" \/>\n            <\/svg><\/div><\/div><\/fieldset><div class=\"buttons\"><button type=\"submit\" data-text=\"Recalcular\" id=\"calculate-button\" data-post=\"2125\">Calcular<\/button><button type=\"reset\">Redefinir<\/button><\/div><div class=\"field is-checkbox hidden!\" id=\"field-auto-calc\"><input type=\"checkbox\" id=\"auto-calc\"><label for=\"auto-calc\">Calcular automaticamente<\/label><small>Se ativado, o resultado \u00e9 atualizado automaticamente quando voc\u00ea altera qualquer valor.<\/small><\/div><div class=\"fieldset-result is-hidden\" aria-labelledby=\"result-title\" aria-live=\"polite\" role=\"region\"> <h3 class=\"result-title bg-gradient-to-r from-primary-50 to-gray-50 dark:from-primary-900 dark:to-gray-800\" id=\"result-title\"><span class=\"icon icon-s-pulse\" aria-hidden=\"true\"><\/span> Resultado da escala HEART<\/h3><div class=\"result-box\"><div class=\"field-result\" id=\"output-1\"><span class=\"field-title\"><span>Escala HEART (0\u201310):<\/span><span class=\"result-term\">score<\/span><\/span><span class=\"field-value\" id=\"result-1\" data-unit=\"pontos\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Copiar resultado\" aria-label=\"Copiar resultado\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-2\"><span class=\"field-title\"><span>Categoria de risco:<\/span><\/span><span class=\"field-value\" id=\"result-2\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Copiar resultado\" aria-label=\"Copiar resultado\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-3\"><span class=\"field-title\"><span>Taxa de MACE em 6 semanas:<\/span><\/span><span class=\"field-value\" id=\"result-3\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Copiar resultado\" aria-label=\"Copiar resultado\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><\/div><div class=\"result-actions\"><button type=\"button\" class=\"copy-link\"><svg viewBox=\"0 0 20 20\" fill=\"currentColor\" aria-hidden=\"true\"><path d=\"M12.232 4.232a2.5 2.5 0 0 1 3.536 3.536l-1.225 1.224a.75.75 0 0 0 1.061 1.06l1.224-1.224a4 4 0 0 0-5.656-5.656l-3 3a4 4 0 0 0 .225 5.865.75.75 0 0 0 .977-1.138 2.5 2.5 0 0 1-.142-3.667l3-3Z\"\/><path d=\"M11.603 7.963a.75.75 0 0 0-.977 1.138 2.5 2.5 0 0 1 .142 3.667l-3 3a2.5 2.5 0 0 1-3.536-3.536l1.225-1.224a.75.75 0 0 0-1.061-1.06l-1.224 1.224a4 4 0 1 0 5.656 5.656l3-3a4 4 0 0 0-.225-5.865Z\"\/><\/svg><span class=\"copy-link__text\">Copiar link para este c\u00e1lculo<\/span><\/button><span class=\"sr-only\" role=\"status\" id=\"copy-link-status\"><\/span><\/div><\/div><a href=\"#respond\" class=\"hidden transition-opacity duration-300 opacity-0 w-50 text-sm justify-center items-center gap-2 px-4 py-2 rounded bg-gray-200 text-gray-700 hover:bg-gray-300\" id=\"leave-comment\"><span class=\"icon icon-comments\" aria-hidden=\"true\"><\/span>Deixar um coment\u00e1rio<\/a><\/form><\/section><section id=\"calc-reactions\" class=\"not-prose hidden my-12 bg-gradient-to-r from-primary-50 to-gray-50 border border-indigo-100 rounded-xl px-6 py-4 shadow-sm\" data-post=\"2125\" aria-live=\"polite\" aria-labelledby=\"calc-reactions-title\"><p id=\"calc-reactions-title\" class=\"text-sm text-gray-500 text-center mb-2\">O que voc\u00ea achou deste resultado?<\/p><div role=\"group\" aria-labelledby=\"calc-reactions-title\" class=\"grid grid-cols-3 sm:flex sm:flex-row sm:justify-around gap-4 sm:items-center sm:flex-wrap\"><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"like\"><span class=\"reaction-count\" data-reaction-count=\"like\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude00 <\/span><span class=\"reaction-description font-medium\">Curti <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"helpful\"><span class=\"reaction-count\" data-reaction-count=\"helpful\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\udca1 <\/span><span class=\"reaction-description font-medium\">\u00datil <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"confused\"><span class=\"reaction-count\" data-reaction-count=\"confused\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude15 <\/span><span class=\"reaction-description font-medium\">Confuso <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"disappointed\"><span class=\"reaction-count\" data-reaction-count=\"disappointed\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude1e <\/span><span class=\"reaction-description font-medium\">Decepcionado <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"inaccurate\"><span class=\"reaction-count\" data-reaction-count=\"inaccurate\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\u274c <\/span><span class=\"reaction-description font-medium\">Impreciso <\/span><\/button><\/div><div id=\"reaction-message\" class=\"hidden mt-8 rounded-md border border-primary-100 bg-white\/50 backdrop-blur-sm px-4 py-2 text-sm text-center shadow-sm\"><\/div><\/section><div class=\"calcdash-ad not-prose calcdash-ad--calc_result calcdash-ad--in-article\"><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-1721569815777345\" data-ad-slot=\"6317458308\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\"><\/ins><script>(adsbygoogle = window.adsbygoogle || []).push({});<\/script><\/div>\n<style id=\"wpcoderpro-inline-1\">.formula-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section class=\"formula-box\" aria-labelledby=\"formula-title\">\r\n\t<div id=\"formula-title\" class=\"not-prose font-display mb-4\"><span class=\"icon icon-formula\" aria-hidden=\"true\"><\/span><h2>F\u00f3rmula da escala HEART<\/h2><\/div>\r\n\t<figure class=\"not-prose formula\">\r\n\t\t<figcaption class=\"formula-title\">F\u00f3rmula<\/figcaption>\r\n\t\t<div class=\"text-base text-gray-800\" id=\"formula\">\n\\[ \\text{HEART} = H + E + A + R + T \\]\n<\/div>\r\n\t<\/figure>\r\n\t<\/p>\n<p><strong>Onde:<\/strong><\/p>\n<ul>\n<li>\\(H\\) \u2014 Hist\u00f3ria (History): grau de suspeita de s\u00edndrome coronariana aguda na anamnese da dor tor\u00e1cica (0\u20132 pontos)<\/li>\n<li>\\(E\\) \u2014 ECG: o achado eletrocardiogr\u00e1fico mais alterado observado durante a investiga\u00e7\u00e3o (0\u20132 pontos)<\/li>\n<li>\\(A\\) \u2014 Idade (Age): 0 ponto abaixo de 45 anos, 1 ponto de 45 a 64, 2 pontos a partir de 65 (0\u20132 pontos)<\/li>\n<li>\\(R\\) \u2014 Fatores de risco (Risk): n\u00famero de fatores de risco cardiovascular ou doen\u00e7a ateroscler\u00f3tica conhecida (0\u20132 pontos)<\/li>\n<li>\\(T\\) \u2014 Troponina: n\u00edvel em rela\u00e7\u00e3o ao limite superior de refer\u00eancia do ensaio (0\u20132 pontos)<\/li>\n<\/ul>\n<p>Cada um dos cinco componentes contribui com 0, 1 ou 2 pontos, de modo que a pontua\u00e7\u00e3o total varia de 0 a 10. Quanto maior o total, maior a probabilidade de o paciente sofrer um evento card\u00edaco adverso maior (MACE) em at\u00e9 6 semanas.<\/p>\n<p>\r\n<\/section>\n<style id=\"wpcoderpro-inline-2\">.calculation-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section id=\"calculation\" class=\"calculation-box\" aria-labelledby=\"calculation-title\">\r\n\t<div id=\"calculation-title\" class=\"not-prose font-display\"><span class=\"icon icon-unordered-list\" aria-hidden=\"true\"><\/span><h2>Escala HEART \u2013 Exemplo de c\u00e1lculo<\/h2><\/div>\r\n\r\n<\/p>\n<p><strong>Exemplo:<\/strong> um paciente de 62 anos d\u00e1 entrada no pronto-socorro com dor tor\u00e1cica moderadamente suspeita de SCA. O ECG mostra altera\u00e7\u00f5es inespec\u00edficas de repolariza\u00e7\u00e3o, o paciente tem 1\u20132 fatores de risco cardiovascular e a troponina est\u00e1 dentro do limite normal.<\/p>\n<p>\\[ \\text{HEART} = \\underbrace{1}_{H} + \\underbrace{1}_{E} + \\underbrace{1}_{A} + \\underbrace{1}_{R} + \\underbrace{0}_{T} = 4 \\]<\/p>\n<p><strong>Resultado:<\/strong> escala HEART = 4 pontos \u2014 risco moderado. Cerca de 16,6% dos pacientes nessa faixa apresentam um evento card\u00edaco adverso maior em at\u00e9 6 semanas; portanto, \u00e9 indicada a interna\u00e7\u00e3o para observa\u00e7\u00e3o e investiga\u00e7\u00e3o diagn\u00f3stica complementar.<\/p>\n<p>\n\r\n<\/section>\n<h2>Como usar a calculadora<\/h2>\n<ol>\n<li>No campo <strong>Hist\u00f3ria<\/strong>, escolha o grau de suspeita de s\u00edndrome coronariana aguda (SCA) na anamnese da dor tor\u00e1cica: pouco ou nada suspeita, moderadamente suspeita ou altamente suspeita.<\/li>\n<li>No campo <strong>ECG<\/strong>, selecione o achado eletrocardiogr\u00e1fico mais alterado registrado durante a investiga\u00e7\u00e3o: normal, altera\u00e7\u00f5es inespec\u00edficas de repolariza\u00e7\u00e3o ou desvio significativo do segmento ST.<\/li>\n<li>Digite a <strong>idade<\/strong> do paciente em anos (18\u2013120). A calculadora converte automaticamente o valor para a faixa et\u00e1ria de 0, 1 ou 2 pontos.<\/li>\n<li>No campo <strong>Fatores de risco<\/strong>, indique se o paciente n\u00e3o tem fatores de risco, tem 1\u20132 fatores ou tem pelo menos 3 fatores de risco ou doen\u00e7a ateroscler\u00f3tica conhecida.<\/li>\n<li>No campo <strong>Troponina<\/strong>, escolha como o n\u00edvel de troponina se compara ao limite superior de refer\u00eancia do ensaio: no limite ou abaixo, 1\u20133\u00d7 o limite ou mais de 3\u00d7 o limite.<\/li>\n<li>Leia os resultados: a <strong>pontua\u00e7\u00e3o total de HEART (0\u201310)<\/strong>, a <strong>categoria de risco<\/strong> com uma sugest\u00e3o de conduta e a <strong>taxa esperada de MACE em 6 semanas<\/strong>.<\/li>\n<\/ol>\n<h2>O que \u00e9 a escala HEART?<\/h2>\n<p>A escala HEART \u00e9 uma ferramenta de estratifica\u00e7\u00e3o de risco \u00e0 beira do leito para pacientes que chegam ao pronto-socorro com dor tor\u00e1cica n\u00e3o diferenciada. Foi introduzida por Six e colaboradores em 2008 e validada em um grande estudo multinacional conduzido por Backus e colaboradores em 2013. O acr\u00f4nimo resume seus cinco componentes: <strong>H<\/strong>ist\u00f3ria (History), <strong>E<\/strong>CG, <strong>I<\/strong>dade (Age), fatores de <strong>R<\/strong>isco (Risk) e <strong>T<\/strong>roponina.<\/p>\n<p>A pontua\u00e7\u00e3o prev\u00ea a probabilidade de um <em>evento card\u00edaco adverso maior<\/em> \u2014 morte, infarto do mioc\u00e1rdio n\u00e3o fatal ou revasculariza\u00e7\u00e3o urgente \u2014 dentro de 6 semanas da apresenta\u00e7\u00e3o inicial. Isso a torna um instrumento pr\u00e1tico de triagem, pois a maioria das complica\u00e7\u00f5es graves da dor tor\u00e1cica ocorre nessa janela de tempo.<\/p>\n<p>O resultado \u00e9 interpretado em tr\u00eas faixas:<\/p>\n<ul>\n<li><strong>0\u20133 pontos (baixo risco):<\/strong> cerca de 1,7% dos pacientes apresentam um MACE. Dependendo do protocolo local, pode-se considerar a alta precoce ap\u00f3s uma investiga\u00e7\u00e3o breve.<\/li>\n<li><strong>4\u20136 pontos (risco moderado):<\/strong> cerca de 16,6% apresentam um MACE. Recomenda-se interna\u00e7\u00e3o para observa\u00e7\u00e3o, dosagens seriadas de troponina, ECGs repetidos e exames de imagem complementares.<\/li>\n<li><strong>7\u201310 pontos (alto risco):<\/strong> cerca de 50,1% apresentam um MACE. Deve-se considerar estrat\u00e9gia invasiva precoce e tratamento agressivo da s\u00edndrome coronariana aguda.<\/li>\n<\/ul>\n<p>Como a escala HEART combina julgamento cl\u00ednico (hist\u00f3ria) com dados objetivos (ECG, idade, troponina), ela costuma discriminar melhor no cen\u00e1rio do pronto-socorro do que escores originalmente desenhados para outras popula\u00e7\u00f5es, como o TIMI ou o GRACE. Seu principal valor cl\u00ednico \u00e9 identificar o grande grupo de pacientes com dor tor\u00e1cica e baixo risco que podem receber alta com seguran\u00e7a, evitando interna\u00e7\u00f5es e exames desnecess\u00e1rios.<\/p>\n<h2>Tabela de refer\u00eancia da escala HEART<\/h2>\n<table>\n<thead>\n<tr>\n<th>Componente<\/th>\n<th>0 ponto<\/th>\n<th>1 ponto<\/th>\n<th>2 pontos<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Hist\u00f3ria<\/td>\n<td>Pouco ou nada suspeita de SCA<\/td>\n<td>Moderadamente suspeita de SCA<\/td>\n<td>Altamente suspeita de SCA<\/td>\n<\/tr>\n<tr>\n<td>ECG<\/td>\n<td>Normal<\/td>\n<td>Altera\u00e7\u00f5es inespec\u00edficas de repolariza\u00e7\u00e3o<\/td>\n<td>Desvio significativo do ST<\/td>\n<\/tr>\n<tr>\n<td>Idade<\/td>\n<td>&lt; 45 anos<\/td>\n<td>45\u201364 anos<\/td>\n<td>\u2265 65 anos<\/td>\n<\/tr>\n<tr>\n<td>Fatores de risco<\/td>\n<td>Sem fatores de risco<\/td>\n<td>1\u20132 fatores de risco<\/td>\n<td>\u2265 3 fatores de risco ou doen\u00e7a ateroscler\u00f3tica conhecida<\/td>\n<\/tr>\n<tr>\n<td>Troponina<\/td>\n<td>\u2264 limite normal<\/td>\n<td>1\u20133\u00d7 o limite normal<\/td>\n<td>&gt; 3\u00d7 o limite normal<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Premissas, limita\u00e7\u00f5es e dicas pr\u00e1ticas<\/h2>\n<ul>\n<li>A escala HEART \u00e9 uma <strong>ferramenta de apoio \u00e0 decis\u00e3o<\/strong>, n\u00e3o um teste diagn\u00f3stico. Ela estima probabilidades e jamais substitui o julgamento cl\u00ednico, os protocolos locais ou a avalia\u00e7\u00e3o do m\u00e9dico assistente.<\/li>\n<li>Pontue sempre os valores <strong>mais alterados<\/strong> dispon\u00edveis: o pior ECG durante a investiga\u00e7\u00e3o e a troponina mais elevada medida, e n\u00e3o apenas os exames iniciais.<\/li>\n<li>A troponina \u00e9 pontuada <strong>em rela\u00e7\u00e3o ao limite de refer\u00eancia do ensaio espec\u00edfico<\/strong>. Com ensaios de troponina ultrassens\u00edvel, siga os pontos de corte do seu laborat\u00f3rio e, quando dispon\u00edveis, os crit\u00e9rios de varia\u00e7\u00e3o din\u00e2mica.<\/li>\n<li>A escala foi validada para <strong>dor tor\u00e1cica n\u00e3o diferenciada<\/strong> no pronto-socorro. Ela n\u00e3o se aplica a pacientes com diagn\u00f3stico j\u00e1 estabelecido de SCA, infarto do mioc\u00e1rdio com supradesnivelamento do ST, instabilidade hemodin\u00e2mica ou dor tor\u00e1cica claramente n\u00e3o card\u00edaca, e n\u00e3o \u00e9 validada para menores de 18 anos.<\/li>\n<li>As taxas de MACE citadas s\u00e3o <strong>m\u00e9dias populacionais<\/strong> de estudos de valida\u00e7\u00e3o; o risco de um paciente individual tamb\u00e9m depende de fatores que a escala n\u00e3o capta.<\/li>\n<li>Ao usar a escala para decis\u00f5es de alta, combine-a com uma troponina de repeti\u00e7\u00e3o negativa e um per\u00edodo de observa\u00e7\u00e3o, como a maioria dos protocolos acelerados de dor tor\u00e1cica exige.<\/li>\n<\/ul>\n<p>Outras escalas r\u00e1pidas \u00e0 beira do leito dispon\u00edveis neste site incluem a <a href=\"https:\/\/wpcalc.com\/pt\/medicos\/calculadora-escore-qsofa\/\">escala qSOFA<\/a> para infec\u00e7\u00e3o suspeita, a <a href=\"https:\/\/wpcalc.com\/pt\/medicos\/calculadora-escore-curb-65\/\">escala CURB-65<\/a> para gravidade de pneumonia e a <a href=\"https:\/\/wpcalc.com\/pt\/medicos\/calculadora-escore-has-bled\/\">escala HAS-BLED<\/a> para risco de sangramento na fibrila\u00e7\u00e3o atrial.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Estime o risco de evento card\u00edaco adverso maior em at\u00e9 6 semanas em um paciente com dor tor\u00e1cica. Informe hist\u00f3ria, ECG, idade, fatores de risco e troponina para obter a pontua\u00e7\u00e3o HEART e a categoria de risco.<\/p>\n","protected":false},"author":3168,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[11],"tags":[26],"class_list":["post-2125","post","type-post","status-publish","format-standard","hentry","category-medicos","tag-cardiologia"],"acf":[],"_links":{"self":[{"href":"https:\/\/wpcalc.com\/pt\/wp-json\/wp\/v2\/posts\/2125","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wpcalc.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wpcalc.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/pt\/wp-json\/wp\/v2\/users\/3168"}],"replies":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/pt\/wp-json\/wp\/v2\/comments?post=2125"}],"version-history":[{"count":1,"href":"https:\/\/wpcalc.com\/pt\/wp-json\/wp\/v2\/posts\/2125\/revisions"}],"predecessor-version":[{"id":2783,"href":"https:\/\/wpcalc.com\/pt\/wp-json\/wp\/v2\/posts\/2125\/revisions\/2783"}],"wp:attachment":[{"href":"https:\/\/wpcalc.com\/pt\/wp-json\/wp\/v2\/media?parent=2125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wpcalc.com\/pt\/wp-json\/wp\/v2\/categories?post=2125"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wpcalc.com\/pt\/wp-json\/wp\/v2\/tags?post=2125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}