{"id":2629,"date":"2026-01-29T17:17:32","date_gmt":"2026-01-29T14:17:32","guid":{"rendered":"https:\/\/wiki.dev.voka.io\/glossary\/douleur-referee\/"},"modified":"2026-03-02T18:13:35","modified_gmt":"2026-03-02T15:13:35","slug":"irradiation-de-la-douleur","status":"publish","type":"glossary_item","link":"https:\/\/wiki.dev.voka.io\/fr\/glossaire\/irradiation-de-la-douleur\/","title":{"rendered":"Irradiation de la douleur"},"content":{"rendered":"\n<p>L&rsquo;irradiation de la douleur (du latin <em>dolor irradians<\/em>) est le processus par lequel l&rsquo;impulsion douloureuse se propage du site de l&rsquo;inflammation vers d&rsquo;autres zones innerv\u00e9es par des branches nerveuses. En dentisterie, ce ph\u00e9nom\u00e8ne est le plus souvent observ\u00e9 dans les cas de pulpite irr\u00e9versible. <\/p>\n\n<h2 class=\"wp-block-heading\" id=\"h-&#x44D;&#x442;&#x438;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x44F;-&#x438;-&#x43F;&#x430;&#x442;&#x43E;&#x444;&#x438;&#x437;&#x438;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x44F;\"><strong>\u00c9tiologie et physiopathologie<\/strong><\/h2>\n\n<p>Le m\u00e9canisme de d\u00e9veloppement est associ\u00e9 \u00e0 la convergence des voies nerveuses. Les signaux de douleur provenant de diff\u00e9rentes dents et zones faciales convergent dans les noyaux communs du nerf trijumeau dans le cerveau. Lorsque le cerveau est intens\u00e9ment stimul\u00e9, il perd sa capacit\u00e9 \u00e0 localiser pr\u00e9cis\u00e9ment la source, et le patient a l&rsquo;impression que la douleur provient d&rsquo;une dent saine, de l&rsquo;oreille, de la tempe ou de la moiti\u00e9 enti\u00e8re de la m\u00e2choire.<\/p>\n\n<h2 class=\"wp-block-heading\" id=\"h-&#x43A;&#x43B;&#x438;&#x43D;&#x438;&#x447;&#x435;&#x441;&#x43A;&#x43E;&#x435;-&#x437;&#x43D;&#x430;&#x447;&#x435;&#x43D;&#x438;&#x435;\"><strong>Importance clinique<\/strong><\/h2>\n\n<p>L&rsquo;irradiation de la douleur est un signe classique de pulpite irr\u00e9versible et un crit\u00e8re important pour la diff\u00e9rencier de la p\u00e9riodontite apicale. Lorsque l&rsquo;infection progresse au-del\u00e0 de la racine de la dent dans l&rsquo;appareil parodontal, l&rsquo;irradiation dispara\u00eet g\u00e9n\u00e9ralement, permettant ainsi une localisation pr\u00e9cise de la douleur et aidant \u00e0 identifier la dent causale.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L&rsquo;irradiation de la douleur (du latin <em>dolor irradians<\/em>) est le processus par lequel l&rsquo;impulsion douloureuse se propage du site de l&rsquo;inflammation vers d&rsquo;autres zones innerv\u00e9es par des branches nerveuses. En dentisterie, ce ph\u00e9nom\u00e8ne est le plus souvent observ\u00e9 dans les cas de pulpite irr\u00e9versible. <\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-2629","glossary_item","type-glossary_item","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v26.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Irradiation de la douleur : d\u00e9finition m\u00e9dicale et description | Voka Wiki<\/title>\n<meta name=\"description\" content=\"L&#039;irradiation de la douleur (du latin dolor irradians) est le processus par lequel l&#039;impulsion douloureuse se propage du site de l&#039;inflammation vers d&#039;autres zones innerv\u00e9es par des branches nerveuses. 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