{"id":3387,"date":"2026-02-26T16:54:45","date_gmt":"2026-02-26T13:54:45","guid":{"rendered":"https:\/\/wiki.voka.io\/glossary\/menorragie\/"},"modified":"2026-02-26T16:56:21","modified_gmt":"2026-02-26T13:56:21","slug":"menorragie","status":"publish","type":"glossary_item","link":"https:\/\/wiki.voka.io\/fr\/glossaire\/menorragie\/","title":{"rendered":"M\u00e9norragie"},"content":{"rendered":"\n<p>La m\u00e9norragie (du grec <em>men<\/em> &#8211; mois, <em>rhegnynai<\/em> &#8211; percer) est une forme clinique de saignement ut\u00e9rin anormal dans laquelle le rythme r\u00e9gulier des cycles menstruels est maintenu. Dans ce cas, le volume de sang perdu d\u00e9passe 80 ml par cycle ou la dur\u00e9e des saignements est sup\u00e9rieure \u00e0 7 jours (selon les crit\u00e8res de la FIGO). <\/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>Les m\u00e9canismes physiopathologiques des saignements dans la pathologie ut\u00e9rine organique comprennent trois liens principaux :<\/p>\n\n<ol class=\"wp-block-list\">\n<li><strong>Augmentation de la zone de desquamation :<\/strong> des processus pathologiques tels que le myome ou l&rsquo;ad\u00e9nomyose augmentent le volume de la cavit\u00e9 ut\u00e9rine. Par cons\u00e9quent, la surface de la couche endom\u00e9triale fonctionnelle qui est rejet\u00e9e pendant les r\u00e8gles augmente. <\/li>\n\n\n\n<li><strong>Trouble de la contractilit\u00e9 :<\/strong> la pr\u00e9sence de nodules sous-muqueux ou intramuraux ou de fibrose diffuse dans l&rsquo;ad\u00e9nomyose emp\u00eache la contraction compl\u00e8te du myom\u00e8tre. Cela rend impossible la constriction m\u00e9canique des art\u00e8res spiral\u00e9es, n\u00e9cessaire \u00e0 l&rsquo;arr\u00eat physiologique des saignements. <\/li>\n\n\n\n<li><strong>Anomalies mol\u00e9culaires :<\/strong> on observe une augmentation localis\u00e9e de l&rsquo;activit\u00e9 fibrinolytique et un d\u00e9s\u00e9quilibre des vasoconstricteurs (prostaglandines et endoth\u00e9line) dans l&rsquo;endom\u00e8tre.<\/li>\n<\/ol>\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>Signification clinique<\/strong><\/h2>\n\n<p>La m\u00e9norragie est l&rsquo;un des principaux sympt\u00f4mes cliniques du <strong>myome<\/strong> ut\u00e9rin sous-muqueux, de <strong>l&rsquo;ad\u00e9nomyose<\/strong> et des coagulopathies syst\u00e9miques (par exemple, la maladie de Willebrand). Les pertes sanguines chroniques sont une cause majeure d&rsquo;an\u00e9mie ferriprive chez les femmes en \u00e2ge de procr\u00e9er. Cette condition entra\u00eene une hypoxie h\u00e9mique des tissus, une perte de cheveux, une tachycardie, une r\u00e9duction significative de la capacit\u00e9 de travail et de la qualit\u00e9 de vie.  <\/p>\n","protected":false},"excerpt":{"rendered":"<p>La m\u00e9norragie (du grec <em>men<\/em> &#8211; mois, <em>rhegnynai<\/em> &#8211; percer) est une forme clinique de saignement ut\u00e9rin anormal dans laquelle le rythme r\u00e9gulier des cycles menstruels est maintenu. Dans ce cas, le volume de sang perdu d\u00e9passe 80 ml par cycle ou la dur\u00e9e des saignements est sup\u00e9rieure \u00e0 7 jours (selon les crit\u00e8res de la FIGO). <\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-3387","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>M\u00e9norragie : d\u00e9finition m\u00e9dicale et description | Voka Wiki<\/title>\n<meta name=\"description\" content=\"La m\u00e9norragie (du grec men - mois, rhegnynai - percer) est une forme clinique de saignement ut\u00e9rin anormal dans laquelle le rythme r\u00e9gulier des cycles menstruels est maintenu. Dans ce cas, le volume de sang perdu d\u00e9passe 80 ml par cycle ou la dur\u00e9e des saignements est sup\u00e9rieure \u00e0 7 jours (selon les crit\u00e8res de la FIGO).\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/wiki.voka.io\/fr\/glossaire\/menorragie\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"M\u00e9norragie\" \/>\n<meta property=\"og:description\" content=\"La m\u00e9norragie (du grec men - mois, rhegnynai - percer) est une forme clinique de saignement ut\u00e9rin anormal dans laquelle le rythme r\u00e9gulier des cycles menstruels est maintenu. 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