{"id":72323,"date":"2019-01-30T11:38:48","date_gmt":"2019-01-30T11:38:48","guid":{"rendered":"http:\/\/humanitasnet-new.local\/malattie\/malformations-caverneuses\/"},"modified":"2025-01-13T03:10:45","modified_gmt":"2025-01-13T03:10:45","slug":"malformations-caverneuses","status":"publish","type":"disease","link":"https:\/\/humanitas-net.humweb.webiz.team\/fr\/diseases\/malformations-caverneuses\/","title":{"rendered":"Malformations caverneuses"},"content":{"rendered":"<p>Les malformations caverneuses sont des vaisseaux sanguins anormalement form\u00e9s qui ont l&#8217;apparence d&#8217;une petite m\u00fbre dans le cerveau ou dans la moelle \u00e9pini\u00e8re. Ces malformations peuvent \u00eatre h\u00e9r\u00e9ditaires ou se produire d&#8217;elles-m\u00eames. Elles peuvent provoquer des fuites sanguines, entra\u00eenant des h\u00e9morragies qui peuvent entra\u00eener des sympt\u00f4mes neurologiques, en fonction de la localisation de la malformation caverneuse dans le syst\u00e8me nerveux. Les sympt\u00f4mes peuvent comprendre une faiblesse ou un engourdissement du visage, du bras ou de la jambe, une instabilit\u00e9, une perte de vision ou une vision double, et des difficult\u00e9s \u00e0 parler ou \u00e0 avaler. Des crises peuvent \u00e9galement survenir. Des h\u00e9morragies r\u00e9p\u00e9t\u00e9es peuvent survenir peu de temps apr\u00e8s l&#8217;h\u00e9morragie initiale ou plus tard.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"symptomes\">Sympt\u00f4mes<\/h2>\n<p>Une personne atteinte d&#8217;une malformation caverneuse peut ne pr\u00e9senter aucun sympt\u00f4me. Lorsque des sympt\u00f4mes apparaissent, ils sont souvent li\u00e9s \u00e0 l&#8217;emplacement de la malformation et \u00e0 la force des parois de la malformation. Les sympt\u00f4mes peuvent appara\u00eetre et s&#8217;att\u00e9nuer \u00e0 mesure que la malformation caverneuse change de taille en raison du saignement et de la r\u00e9absorption du sang. Le type de d\u00e9ficit neurologique est associ\u00e9 \u00e0 la r\u00e9gion du cerveau ou de la moelle \u00e9pini\u00e8re que la malformation caverneuse affecte. L&#8217;un ou l&#8217;autre des sympt\u00f4mes suivants peut se manifester :<\/p>\n<ul>\n<li>Crises d&#8217;\u00e9pilepsie ;<\/li>\n<li>Faiblesse des bras ou des jambes ;<\/li>\n<li>Probl\u00e8mes de vision ;<\/li>\n<li>Probl\u00e8mes d&#8217;\u00e9quilibre ;<\/li>\n<li>Probl\u00e8mes de m\u00e9moire et d&#8217;attention ;<\/li>\n<li>Maux de t\u00eate ;<\/li>\n<li>D\u00e9ficits neurologiques progressifs ou transitoires ;<\/li>\n<li><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2 id=\"causes\">Causes<\/h2>\n<p>Certains individus naissent avec une tendance \u00e0 d\u00e9velopper des malformations caverneuses. Elles ne sont pas un cancer, ce qui signifie qu&#8217;elles ne peuvent pas se propager \u00e0 d&#8217;autres parties du corps. Occasionnellement, les gens peuvent avoir plusieurs cavernomes.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"complications\">Complications<\/h2>\n<p>Les patients peuvent pr\u00e9senter une vision double, de l&#8217;instabilit\u00e9, des troubles sensoriels et une faiblesse ou une paralysie d&#8217;un c\u00f4t\u00e9 du corps. Ces plaintes sont \u00e9troitement li\u00e9es \u00e0 l&#8217;emplacement de la l\u00e9sion. D&#8217;autres complications comprennent des convulsions ou des saignements.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"facteurs-de-risque\">Facteurs de risque<\/h2>\n<p>Des malformations caverneuses surviennent chez les personnes de toutes races et de tous sexes. Le ratio hommes-femmes est \u00e0 peu pr\u00e8s \u00e9gal. Les ant\u00e9c\u00e9dents familiaux peuvent \u00eatre positifs, surtout chez les patients d&#8217;origine hispanique. Des travaux r\u00e9cents ont \u00e9tabli un lien entre la pr\u00e9disposition \u00e0 une malformation caverneuse et le septi\u00e8me chromosome humain.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-72323","disease","type-disease","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Malformations caverneuses - Humanitas.net<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Malformations caverneuses - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Les malformations caverneuses sont des vaisseaux sanguins anormalement form\u00e9s qui ont l&#8217;apparence d&#8217;une petite m\u00fbre dans le cerveau ou dans la moelle \u00e9pini\u00e8re. 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