{"id":3873,"date":"2026-03-16T13:02:11","date_gmt":"2026-03-16T10:02:11","guid":{"rendered":"https:\/\/wiki.voka.io\/glossary\/crepitation\/"},"modified":"2026-04-01T18:36:49","modified_gmt":"2026-04-01T15:36:49","slug":"crepitation","status":"publish","type":"glossary_item","link":"https:\/\/wiki.voka.io\/fr\/glossary\/crepitation\/","title":{"rendered":"Cr\u00e9pitation"},"content":{"rendered":"\n<p>La cr\u00e9pitation (du latin <em>crepitare<\/em> \u2014 craquer, grincer) est un ph\u00e9nom\u00e8ne sonore sp\u00e9cifique et une sensation tactile r\u00e9sultant du frottement physique entre des surfaces dures et rugueuses. En traumatologie, ce terme est utilis\u00e9 pour d\u00e9crire le craquement caract\u00e9ristique des fragments osseux dans une zone de fracture fra\u00eeche.<\/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>Lors d&rsquo;une fracture, l&rsquo;int\u00e9grit\u00e9 de la couche corticale lisse de l&rsquo;os est compromise. Les lignes de fracture pr\u00e9sentent presque toujours des bords irr\u00e9guliers, dentel\u00e9s et pointus. Au moindre d\u00e9placement du membre ou \u00e0 la palpation du site de la blessure, ces bords frottent l&rsquo;un contre l&rsquo;autre, cr\u00e9ant une vibration m\u00e9canique \u00e0 haute fr\u00e9quence.<\/p>\n\n<p>Cette vibration peut \u00eatre distinctement ressentie par le m\u00e9decin du bout des doigts et parfois entendue \u00e0 l&rsquo;oreille sans st\u00e9thoscope. Il est important de diff\u00e9rencier la cr\u00e9pitation osseuse de la cr\u00e9pitation lors d&rsquo;un emphys\u00e8me sous-cutan\u00e9 (accumulation d&rsquo;air dans les tissus). Le \u00ab craquement neigeux \u00bb dans l&#8217;emphys\u00e8me est plus doux et n&rsquo;est pas accompagn\u00e9 d&rsquo;une r\u00e9action douloureuse aigu\u00eb.<\/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>La cr\u00e9pitation est l&rsquo;un des signes cliniques absolus (fiables) de fracture, aux c\u00f4t\u00e9s de la mobilit\u00e9 pathologique et de la d\u00e9formation visible de l&rsquo;os. Sa d\u00e9tection permet au m\u00e9decin de poser un diagnostic pr\u00e9liminaire avant m\u00eame la r\u00e9alisation d&rsquo;une radiographie.<\/p>\n\n<p>Cependant, provoquer d\u00e9lib\u00e9r\u00e9ment une cr\u00e9pitation pour v\u00e9rifier un diagnostic est strictement interdit. Cette manipulation provoque une douleur intense chez le patient, aggrave le choc traumatique, et les bords pointus de l&rsquo;os peuvent, lors d&rsquo;un d\u00e9placement, couper les gros vaisseaux adjacents ou les nerfs p\u00e9riph\u00e9riques. Le sympt\u00f4me se constate uniquement par hasard lors d&rsquo;un examen initial soigneux.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La cr\u00e9pitation (du latin <em>crepitare<\/em> \u2014 craquer, grincer) est un ph\u00e9nom\u00e8ne sonore sp\u00e9cifique et une sensation tactile r\u00e9sultant du frottement physique entre des surfaces dures et rugueuses. En traumatologie, ce terme est utilis\u00e9 pour d\u00e9crire le craquement caract\u00e9ristique des fragments osseux dans une zone de fracture fra\u00eeche.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-3873","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>Cr\u00e9pitation : d\u00e9finition m\u00e9dicale et description | Voka Wiki<\/title>\n<meta name=\"description\" content=\"La cr\u00e9pitation (du latin crepitare \u2014 craquer, grincer) est un ph\u00e9nom\u00e8ne sonore sp\u00e9cifique et une sensation tactile r\u00e9sultant du frottement physique entre des surfaces dures et rugueuses. 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