{"id":324,"date":"2021-01-27T21:35:38","date_gmt":"2021-01-27T21:35:38","guid":{"rendered":"http:\/\/heartfailurematters.local:8888\/analyses-de-sang\/"},"modified":"2026-06-24T12:55:30","modified_gmt":"2026-06-24T11:55:30","slug":"analyses-de-sang","status":"publish","type":"page","link":"https:\/\/www.heartfailurematters.org\/fr\/comprendre-linsuffisance-cardiaque\/analyses-de-sang\/","title":{"rendered":"Analyses de sang"},"content":{"rendered":"<p>Les analyses de sang peuvent \u00eatre utiles pour d\u00e9pister l&rsquo;insuffisance cardiaque et pour rechercher les causes ou les facteurs d\u00e9clencheurs possibles, ou des complications de l&rsquo;insuffisance cardiaque.<\/p>\n<h2>Peptide natriur\u00e9tique (BNP, NT-proBNP)&#160;:<\/h2>\n<p>Le c\u0153ur lib\u00e8re des hormones, appel\u00e9es peptides natriur\u00e9tiques, lorsque le muscle cardiaque est \u00e9tir\u00e9 en raison d&rsquo;une augmentation de la pression ou de la quantit\u00e9 de liquide. Ces hormones ont un petit effet diur\u00e9tique et \u00e9liminent aussi un peu de sel dans les urines, ce qui est b\u00e9n\u00e9fique pour les patients souffrant d&rsquo;insuffisance cardiaque. Deux types de peptides natriur\u00e9tiques, le BNP ou le NT-proBNP, peuvent \u00eatre mesur\u00e9s \u00e0 partir d&rsquo;une simple analyse de sang effectu\u00e9e par votre m\u00e9decin traitant ou votre cardiologue. Un taux \u00e9lev\u00e9 d&rsquo;un peptide natriur\u00e9tique est observ\u00e9 chez les patients souffrant d&rsquo;insuffisance cardiaque, et les taux augmenteront si l&rsquo;insuffisance cardiaque du patient \u00e9volue. Par cons\u00e9quent, le dosage des peptides natriur\u00e8tiques chez les patients souffrant d&rsquo;insuffisance cardiaque est utile \u00e0 la fois pour le diagnostic et la prise en charge. Le BNP et le NT-proBNP peuvent \u00eatre augment\u00e9s dans d&rsquo;autres affections comme les maladies r\u00e9nales et sont plus diminu\u00e9s chez les personnes en situation d&rsquo;ob\u00e9sit\u00e9. Les sympt\u00f4mes chez une personne non trait\u00e9e pour une insuffisance cardiaque avec une valeur normale en peptides natriur\u00e8tiques ne sont probablement pas dus \u00e0 de l&rsquo;insuffisance cardiaque, qui est donc peu probable. Cette analyse est donc \u00e9galement tr\u00e8s utile dans le d\u00e9pistage de l&rsquo;insuffisance cardiaque.<\/p>\n<h2>Autres analyses de sang&#160;:<\/h2>\n<p>Lorsqu&rsquo;une insuffisance cardiaque est suspect\u00e9e, certaines analyses de sang peuvent \u00eatre effectu\u00e9es. Il n&rsquo;existe pas de liste \u00e9tablie des analyses de sang qui doivent \u00eatre r\u00e9alis\u00e9es chez les patients souffrant d&rsquo;insuffisance cardiaque. Le type d&rsquo;analyses de laboratoire n\u00e9cessaires d\u00e9pend de facteurs tels que l&rsquo;\u00e2ge, la gravit\u00e9 des sympt\u00f4mes et les comorbidit\u00e9s connues telles que le <strong>diab\u00e8te<\/strong>, l&rsquo;an\u00e9mie ou une insuffisance r\u00e9nale. Une fois l&rsquo;insuffisance cardiaque diagnostiqu\u00e9e, des analyses de sang peuvent aider \u00e0 v\u00e9rifier si d&rsquo;autres organes pourraient \u00eatre affect\u00e9s. Ces analyses de sang d\u00e9tecteront tout d\u00e9s\u00e9quilibre \u00e9lectrolytique, le diab\u00e8te, des probl\u00e8mes h\u00e9patiques, r\u00e9naux, de la fonction thyro\u00efdienne, une an\u00e9mie, une carence en fer et un taux \u00e9lev\u00e9s de peptides natriur\u00e9tiques. Il faudra peut-\u00eatre effectuer r\u00e9guli\u00e8rement certaines de ces analyses de sang pour surveiller l&rsquo;\u00e9volution du patient.<\/p>\n<p><a href=\"https:\/\/www.heartfailurematters.org\/understanding-heart-failure\/common-tests-for-heart-failure\/\">Retour \u00e0 Tests courants dans l&rsquo;insuffisance cardiaque<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les analyses de sang peuvent \u00eatre utiles pour d\u00e9pister l&rsquo;insuffisance cardiaque et pour rechercher les causes ou les facteurs d\u00e9clencheurs possibles, ou des complications de l&rsquo;insuffisance cardiaque. Peptide natriur\u00e9tique (BNP, NT-proBNP)&#160;: Le c\u0153ur lib\u00e8re des hormones, appel\u00e9es peptides natriur\u00e9tiques, lorsque le muscle cardiaque est \u00e9tir\u00e9 en raison d&rsquo;une augmentation de la pression ou de la [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":10626,"parent":307,"menu_order":0,"comment_status":"open","ping_status":"open","template":"","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-324","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.8.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Analyses de sang chez les patients souffrant d&#039;insuffisance cardiaque<\/title>\n<meta name=\"description\" content=\"Une analyse de sang permet de d\u00e9pister l&#039;insuffisance cardiaque et ses possibles causes ou facteurs aggravant. 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