{"id":2586,"date":"2026-01-29T17:18:26","date_gmt":"2026-01-29T14:18:26","guid":{"rendered":"https:\/\/wiki.dev.voka.io\/glossary\/necrose-pulpaire\/"},"modified":"2026-03-03T12:13:14","modified_gmt":"2026-03-03T09:13:14","slug":"necrose-pulpaire","status":"publish","type":"glossary_item","link":"https:\/\/wiki.dev.voka.io\/fr\/glossaire\/necrose-pulpaire\/","title":{"rendered":"N\u00e9crose pulpaire"},"content":{"rendered":"\n<p>La n\u00e9crose pulpaire (du latin <em>necrosis pulpae<\/em>) est un \u00e9tat de mort irr\u00e9versible des tissus mous de la dent, accompagn\u00e9 de l&rsquo;arr\u00eat de la circulation sanguine et de l&rsquo;activit\u00e9 nerveuse. La n\u00e9crose pulpaire peut se d\u00e9velopper en raison d&rsquo;infections ou de l&rsquo;influence de facteurs thermiques, chimiques ou m\u00e9caniques.<\/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>En cas de n\u00e9crose, le tissu pulpaire se d\u00e9compose sous l&rsquo;effet des enzymes bact\u00e9riennes. Dans la cavit\u00e9 ferm\u00e9e de la dent, ce processus conduit \u00e0 l&rsquo;accumulation de produits de d\u00e9composition toxiques. Puisque les cellules sanguines protectrices n&rsquo;entrent plus dans la cavit\u00e9, les bact\u00e9ries se multiplient sans entrave \u00e0 l&rsquo;int\u00e9rieur de la dent, la transformant en une source d&rsquo;infection permanente pour l&rsquo;ensemble du corps.<\/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>Une dent avec une pulpe n\u00e9cros\u00e9e ne provoque souvent pas de douleur lorsqu&rsquo;elle est soumise \u00e0 des stimuli thermiques, ce qui peut cr\u00e9er une fausse impression de gu\u00e9rison. Cependant, l&rsquo;infection de la pulpe non viable se propage in\u00e9vitablement aux tissus p\u00e9riapicaux, causant leur inflammation. Souvent, un signe de n\u00e9crose est la d\u00e9coloration de la couronne de la dent, qui devient gris\u00e2tre ou terne.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La n\u00e9crose pulpaire (du latin <em>necrosis pulpae<\/em>) est un \u00e9tat de mort irr\u00e9versible des tissus mous de la dent, accompagn\u00e9 de l&rsquo;arr\u00eat de la circulation sanguine et de l&rsquo;activit\u00e9 nerveuse. La n\u00e9crose pulpaire peut se d\u00e9velopper en raison d&rsquo;infections ou de l&rsquo;influence de facteurs thermiques, chimiques ou m\u00e9caniques.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-2586","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>N\u00e9crose pulpaire : d\u00e9finition m\u00e9dicale et description | Voka Wiki<\/title>\n<meta name=\"description\" content=\"La n\u00e9crose pulpaire (du latin necrosis pulpae) est un \u00e9tat de mort irr\u00e9versible des tissus mous de la dent, accompagn\u00e9 de l&#039;arr\u00eat de la circulation sanguine et de l&#039;activit\u00e9 nerveuse. 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