{"id":72544,"date":"2019-01-31T14:15:38","date_gmt":"2019-01-31T14:15:38","guid":{"rendered":"http:\/\/humanitasnet-new.local\/malattie\/le-syndrome-de-raynaud\/"},"modified":"2025-01-13T03:14:02","modified_gmt":"2025-01-13T03:14:02","slug":"le-syndrome-de-raynaud","status":"publish","type":"disease","link":"https:\/\/humanitas-net.humweb.webiz.team\/fr\/diseases\/le-syndrome-de-raynaud\/","title":{"rendered":"Le syndrome de Raynaud"},"content":{"rendered":"<p>Le syndrome de Raynaud est un r\u00e9tr\u00e9cissement soudain et temporaire des art\u00e8res de la main et rarement du pied. Le r\u00e9tr\u00e9cissement est caus\u00e9 par un spasme musculaire dans les parois des art\u00e8res. Le r\u00e9tr\u00e9cissement r\u00e9duit l&#8217;apport sanguin aux doigts ou aux jambes, et donc leur couleur devient p\u00e2le.<\/p>\n<p>Il y a deux types de ce ph\u00e9nom\u00e8ne : primaire et secondaire. Le syndrome de Raynaud primaire est plus fr\u00e9quent et n&#8217;est pas caus\u00e9 par une autre condition. Le syndrome de Raynaud secondaire est moins fr\u00e9quent, il est plus grave et se d\u00e9veloppe en raison d&#8217;un trouble existant.<\/p>\n<p>Il est plus fr\u00e9quent chez les femmes \u00e2g\u00e9es de 15 \u00e0 45 ans et les personnes qui vivent dans des climats plus froids.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"symptomes\">Sympt\u00f4mes<\/h2>\n<p>Les sympt\u00f4mes du syndrome de Raynaud se manifestent sur les paumes des mains et des pieds et peuvent durer de quelques minutes \u00e0 plusieurs heures. Les sympt\u00f4mes sont les suivants :<\/p>\n<ul>\n<li>Perte de sensation dans les doigts ou les orteils qui peut s&#8217;aggraver et se transformer en sensation douloureuse, comme des piq\u00fbres.<\/li>\n<li>Changement progressif de la couleur des doigts et des orteils caus\u00e9 par le froid ou le stress, qui p\u00e2lissent d&#8217;abord, puis deviennent bleus, et lorsqu&#8217;il y a de nouveau un flux sanguin, deviennent rouges.<\/li>\n<li>Ulc\u00e9rations des doigts ou des orteils dans les cas graves<\/li>\n<li>Gangr\u00e8ne dans les cas graves<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2 id=\"causes\">Causes<\/h2>\n<p>La cause du ph\u00e9nom\u00e8ne de Raynaud n&#8217;est pas tout \u00e0 fait connue. Les m\u00e9decins ont d\u00e9couvert que ce ph\u00e9nom\u00e8ne de spasme des vaisseaux sanguins est d\u00e9clench\u00e9 par le froid ou le stress.<\/p>\n<p>D&#8217;autres causes du ph\u00e9nom\u00e8ne secondaire de Raynaud sont les suivantes :<\/p>\n<ul>\n<li>Les maladies auto-immunes, dans la moiti\u00e9 des cas comme la scl\u00e9rodermie, la polyarthrite rhumato\u00efde, la maladie de Buerger, le syndrome de Sj\u00f6gren, le lupus, qui peuvent tous \u00eatre h\u00e9rit\u00e9s.<\/li>\n<li>Les maladies art\u00e9rielles, comme l&#8217;ath\u00e9roscl\u00e9rose, l&#8217;hypertension pulmonaire<\/li>\n<li>Syndrome vibratoire de la main ou de la paume chez certaines personnes<\/li>\n<li>Certains m\u00e9dicaments, comme les b\u00eata-bloquants<\/li>\n<li>Tabagisme<\/li>\n<li>L\u00e9sions<\/li>\n<li>Syndrome du canal carpien<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2 id=\"facteurs-de-risque\">Facteurs de risque<\/h2>\n<p>Les facteurs de risque du syndrome de Raynaud incluent notamment :<\/p>\n<ul>\n<li>Tabagisme<\/li>\n<li>Exposition au froid<\/li>\n<li>Age, selon la cause<\/li>\n<li>Genre<\/li>\n<li>Ant\u00e9c\u00e9dents familiaux<\/li>\n<li>\u00c9tat de sant\u00e9 actuel<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2 id=\"complications\">Complications<\/h2>\n<p>Les complications du syndrome de Raynaud sont les suivantes :<\/p>\n<ul>\n<li>Malformations des doigts et des orteils dues \u00e0 un apport sanguin insuffisant<\/li>\n<li>Ulc\u00e9rations<\/li>\n<li>Gangr\u00e8ne<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2 id=\"prevention\">Pr\u00e9vention<\/h2>\n<p>Pour pr\u00e9venir le syndrome de Raynaud, vous pouvez :<\/p>\n<ul>\n<li>Porter des v\u00eatements chauds<\/li>\n<li>Garder la temp\u00e9rature chaude \u00e0 l&#8217;int\u00e9rieur<\/li>\n<li>Conduite en voiture pr\u00e9chauff\u00e9e<\/li>\n<li>R\u00e9installation de votre maison dans un climat plus chaud, si possible.<\/li>\n<\/ul>\n","protected":false},"featured_media":0,"template":"","class_list":["post-72544","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>Le syndrome de Raynaud - 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=\"Le syndrome de Raynaud - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Le syndrome de Raynaud est un r\u00e9tr\u00e9cissement soudain et temporaire des art\u00e8res de la main et rarement du pied. 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