{"id":523,"date":"2016-09-03T18:22:24","date_gmt":"2016-09-03T17:22:24","guid":{"rendered":"http:\/\/imagerie78.com\/?page_id=523"},"modified":"2025-10-27T20:31:48","modified_gmt":"2025-10-27T19:31:48","slug":"irm-imagerie-par-resonance-magnetique","status":"publish","type":"page","link":"https:\/\/imagerie78.com\/index.php\/nos-examens\/irm-imagerie-par-resonance-magnetique\/","title":{"rendered":"IRM"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><figure><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-13 alignright\" src=\"http:\/\/imagerie78.com\/wp-content\/uploads\/2016\/08\/Examen-IRM-300x266.jpg\" alt=\"Examen - IRM\" width=\"300\" height=\"266\" srcset=\"https:\/\/imagerie78.com\/wp-content\/uploads\/2016\/08\/Examen-IRM-300x266.jpg 300w, https:\/\/imagerie78.com\/wp-content\/uploads\/2016\/08\/Examen-IRM.jpg 695w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/figure>De quoi s\u2019agit-il ?<\/h2>\n\n\n\n<p>IRM veut dire Imagerie par R\u00e9sonance Magn\u00e9tique.<\/p>\n\n\n\n<p>Le mot magn\u00e9tique indique que l\u2019appareil comporte un gros aimant ; le mot r\u00e9sonance indique que l&rsquo;on va utiliser des ondes de radiofr\u00e9quence, comme celles des t\u00e9l\u00e9phones portables pour faire vibrer les nombreux noyaux d&rsquo;hydrog\u00e8ne composant les tissus de votre corps, et fabriquer ainsi des images.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Le d\u00e9roulement de l\u2019examen<\/h2>\n\n\n\n<p>\u00c0 votre arriv\u00e9e, on vous posera, comme lors de la prise du rendez-vous, plusieurs questions ; le plus important est de signaler que vous n&rsquo;avez ni pile cardiaque (pacemaker), ni valve cardiaque, ni d&rsquo;\u00e9l\u00e9ment contenant du fer pr\u00e8s des yeux ou dans la t\u00eate.<\/p>\n\n\n\n<p>Pour permettre d\u2019obtenir des images de bonne qualit\u00e9, on vous indiquera les v\u00eatements que vous devrez enlever. Vous ne garderez aucun bouton, agrafe, barrette de cheveux ou fermeture \u00e9clair m\u00e9tallique. Vous laisserez au vestiaire, dans un casier, vos bijoux, montre, clefs, porte-monnaie, cartes \u00e0 bande magn\u00e9tique (carte de cr\u00e9dit, de transport..) et votre t\u00e9l\u00e9phone portable.<\/p>\n\n\n\n<p>Vous entrerez dans une salle qui sera ferm\u00e9e pendant l&rsquo;examen. Vous serez allong\u00e9 sur un lit qui se d\u00e9place dans une sorte de tunnel pour la plupart des appareils, le plus souvent sur le dos et seul dans la salle d\u2019examen ; nous communiquerons avec vous gr\u00e2ce \u00e0 un micro. Dans tous les cas, l\u2019\u00e9quipe se trouve tout pr\u00e8s de vous, derri\u00e8re une vitre. Elle vous voit et vous entend, pendant tout l\u2019examen. Si vous voulez nous appeler, vous pourrez utiliser une sonnette que l&rsquo;on placera dans votre main. Si cela est n\u00e9cessaire, on peut \u00e0 tout moment intervenir ou interrompre l&rsquo;examen.<\/p>\n\n\n\n<p>Vous resterez en moyenne 15 \u00e0 30 minutes dans la salle d\u2019examen. Votre coop\u00e9ration est importante : vous devez essayer de rester parfaitement immobile ; dans certains cas, nous vous dirons, \u00e0 l\u2019aide du micro, quand arr\u00eater de respirer pour quelques secondes. A cet instant pr\u00e9cis, vous entendrez un bruit r\u00e9p\u00e9titif, comme celui d&rsquo;un moteur de bateau ou d&rsquo;un tam-tam, pendant ce qu&rsquo;on appelle une s\u00e9quence.<\/p>\n\n\n\n<p>Certains examens n\u00e9cessitent une injection intraveineuse, le plus souvent au pli du coude.<\/p>\n\n\n\n<p>L\u2019examen n\u2019est pas douloureux, mais il est souvent un peu long et le bruit peut \u00eatre d\u00e9sagr\u00e9able.<br>Un sentiment de malaise par crainte d&rsquo;\u00eatre enferm\u00e9 (claustrophobie) est un probl\u00e8me courant que nous connaissons bien. Souvent on peut le r\u00e9duire par des moyens simples, sans aucun traitement. Si, par exemple, vous \u00eates mal \u00e0 l&rsquo;aise dans un ascenseur, parlez-en tout de suite au personnel d&rsquo;accueil, afin que l&rsquo;on vous prenne particuli\u00e8rement en charge.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Consignes importantes !<\/h2>\n\n\n\n<figure class=\"wp-block-video\"><video height=\"1080\" style=\"aspect-ratio: 1920 \/ 1080;\" width=\"1920\" controls src=\"https:\/\/imagerie78.com\/wp-content\/uploads\/2025\/10\/SFR-Consignes-IRM.mp4\"><\/video><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>De quoi s\u2019agit-il ? IRM veut dire Imagerie par R\u00e9sonance [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":13,"parent":548,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-templates\/page_fullwidth.php","meta":{"footnotes":""},"class_list":["post-523","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>IRM - Imagerie m\u00e9dicale 78<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/imagerie78.com\/index.php\/nos-examens\/irm-imagerie-par-resonance-magnetique\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"IRM - Imagerie m\u00e9dicale 78\" \/>\n<meta property=\"og:description\" content=\"De quoi s\u2019agit-il ? 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