{"id":460133,"date":"2026-01-13T13:30:00","date_gmt":"2026-01-13T12:30:00","guid":{"rendered":"https:\/\/medizinonline.com\/?p=460133"},"modified":"2026-01-13T17:38:37","modified_gmt":"2026-01-13T16:38:37","slug":"resultados-do-estudo-preempt-crc-de-base-populacional","status":"publish","type":"post","link":"https:\/\/medizinonline.com\/pt-pt\/resultados-do-estudo-preempt-crc-de-base-populacional\/","title":{"rendered":"Resultados do estudo PREEMPT-CRC de base populacional"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Um artigo de investiga\u00e7\u00e3o original publicado no <em>JAMA<\/em> 2025 relata a valida\u00e7\u00e3o cl\u00ednica de um teste de investiga\u00e7\u00e3o baseado no sangue para o ADN tumoral circulante (ctDNA) para a dete\u00e7\u00e3o precoce do cancro colorrectal de risco m\u00e9dio. Numa conce\u00e7\u00e3o de precis\u00e3o diagn\u00f3stica prospetiva, multic\u00eantrica e de base populacional, o desempenho do teste foi avaliado em compara\u00e7\u00e3o com a colonoscopia de rastreio com padr\u00e3o de refer\u00eancia histopatol\u00f3gico; na popula\u00e7\u00e3o avaliada, o teste mostrou uma sensibilidade de 79,2% para o carcinoma colorrectal e uma especificidade de 91,5% para a neoplasia colorrectal avan\u00e7ada, enquanto a dete\u00e7\u00e3o de les\u00f5es pr\u00e9-cancerosas avan\u00e7adas n\u00e3o atingiu um crit\u00e9rio de aceita\u00e7\u00e3o predefinido com uma sensibilidade de 12,5%. <\/strong><\/p>\n\n<div class=\"pmpro\"><div class=\"pmpro_card pmpro_content_message\"><div class=\"pmpro_card_content\">Dieser Inhalt ist nur f\u00fcr Benutzer der Gruppe: Medizinische Fachperson zug\u00e4nglich <br \/><a href=\"https:\/\/medizinonline.com\/pt-pt\/a-minha-conta\/pacotes\/\">Jetzt beitreten<\/a><\/div><div class=\"pmpro_card_actions pmpro_font-medium\">Already a member? <a href=\"https:\/\/medizinonline.com\/pt-pt\/iniciar-sessao\/?redirect_to=https%3A%2F%2Fmedizinonline.com%2Fpt-pt%2Fresultados-do-estudo-preempt-crc-de-base-populacional%2F\">Log in here<\/a><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Um artigo de investiga\u00e7\u00e3o original publicado no JAMA 2025 relata a valida\u00e7\u00e3o cl\u00ednica de um teste de investiga\u00e7\u00e3o baseado no sangue para o ADN tumoral circulante (ctDNA) para a dete\u00e7\u00e3o&#8230;&hellip;... <\/p>\n<div class=\"pmpro\"><div class=\"pmpro_card pmpro_content_message\"><div class=\"pmpro_card_content\">Dieser Inhalt ist nur f\u00fcr Benutzer der Gruppe: Medizinische Fachperson zug\u00e4nglich <br \/><a href=\"https:\/\/medizinonline.com\/pt-pt\/a-minha-conta\/pacotes\/\">Jetzt beitreten<\/a><\/div><div class=\"pmpro_card_actions pmpro_font-medium\">Already a member? <a href=\"https:\/\/medizinonline.com\/pt-pt\/iniciar-sessao\/?redirect_to=https%3A%2F%2Fmedizinonline.com%2Fpt-pt%2Fresultados-do-estudo-preempt-crc-de-base-populacional%2F\">Log in here<\/a><\/div><\/div><\/div>","protected":false},"author":7,"featured_media":460134,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"pmpro_default_level":"","cat_1_feature_home_top":false,"cat_2_editor_pick":false,"csco_eyebrow_text":"Rastreio do cancro colorrectal  ","footnotes":""},"category":[11521,11524,11407,11379,11474,11551],"tags":[11582,11583,15188,12161,37716,14822],"powerkit_post_featured":[],"class_list":["post-460133","post","type-post","status-publish","format-standard","has-post-thumbnail","category-estudos","category-formacao-continua","category-gastroenterologia-e-hepatologia","category-oncologia-pt-pt","category-prevencao-e-cuidados-de-saude","category-rx-pt","tag-cancro-colorrectal","tag-colonoscopia-pt-pt","tag-colonoscopia-pt-pt-2","tag-deteccao-precoce","tag-npv-pt-pt","tag-rastreio","pmpro-level-required","pmpro-level-1","pmpro-no-access"],"acf":[],"publishpress_future_action":{"enabled":false,"date":"2026-06-15 06:15:41","action":"change-status","newStatus":"draft","terms":[],"taxonomy":"category","extraData":[]},"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"wpml_current_locale":"pt_PT","wpml_translations":{"es_ES":{"locale":"es_ES","id":460130,"slug":"resultados-del-estudio-preempt-crc-basado-en-la-poblacion","post_title":"Resultados del estudio PREEMPT-CRC basado en la poblaci\u00f3n","href":"https:\/\/medizinonline.com\/es\/resultados-del-estudio-preempt-crc-basado-en-la-poblacion\/"}},"_links":{"self":[{"href":"https:\/\/medizinonline.com\/pt-pt\/wp-json\/wp\/v2\/posts\/460133","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/medizinonline.com\/pt-pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/medizinonline.com\/pt-pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/medizinonline.com\/pt-pt\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/medizinonline.com\/pt-pt\/wp-json\/wp\/v2\/comments?post=460133"}],"version-history":[{"count":1,"href":"https:\/\/medizinonline.com\/pt-pt\/wp-json\/wp\/v2\/posts\/460133\/revisions"}],"predecessor-version":[{"id":460135,"href":"https:\/\/medizinonline.com\/pt-pt\/wp-json\/wp\/v2\/posts\/460133\/revisions\/460135"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/medizinonline.com\/pt-pt\/wp-json\/wp\/v2\/media\/460134"}],"wp:attachment":[{"href":"https:\/\/medizinonline.com\/pt-pt\/wp-json\/wp\/v2\/media?parent=460133"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/medizinonline.com\/pt-pt\/wp-json\/wp\/v2\/category?post=460133"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/medizinonline.com\/pt-pt\/wp-json\/wp\/v2\/tags?post=460133"},{"taxonomy":"powerkit_post_featured","embeddable":true,"href":"https:\/\/medizinonline.com\/pt-pt\/wp-json\/wp\/v2\/powerkit_post_featured?post=460133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}