{"id":5899,"date":"2023-03-22T08:53:35","date_gmt":"2023-03-22T07:53:35","guid":{"rendered":"https:\/\/wordpress-famicord-ch.empressia.dev\/pregnancy-zone-2\/%pregnancy_zone_category%\/zweieiige-zwillinge"},"modified":"2026-01-19T15:36:27","modified_gmt":"2026-01-19T14:36:27","slug":"zweieiige-zwillinge","status":"publish","type":"pregnancy_zone","link":"https:\/\/famicord.lu\/fr\/pregnancy-zone-2\/informations-sur-la-grossesse\/zweieiige-zwillinge","title":{"rendered":"Jumeaux dizygotes"},"content":{"rendered":"<h2>Les jumeaux dizygotes &#8211; comment se forment-ils ?<\/h2>\n<p>Les jumeaux dizygotes sont, comme leur nom l&#8217;indique, issus de deux ovules diff\u00e9rents f\u00e9cond\u00e9s par deux spermatozo\u00efdes diff\u00e9rents. Le plus souvent, c&#8217;est le cas lorsque deux ovules sont lib\u00e9r\u00e9s lors d&#8217;une ovulation. Dans de tr\u00e8s rares cas, les spermatozo\u00efdes proviennent de deux hommes. Les f\u0153tus qui en r\u00e9sultent se d\u00e9veloppent ensuite ind\u00e9pendamment l&#8217;un de l&#8217;autre dans les deux sacs amniotiques. Pratiquement tous les jumeaux dizygotes ont \u00e9galement leur propre placenta &#8211; il s&#8217;agit de grossesses g\u00e9mellaires (\u00e0 quelques exceptions pr\u00e8s). Les grossesses multiples, y compris les grossesses g\u00e9mellaires, sont toujours consid\u00e9r\u00e9es comme risqu\u00e9es et n\u00e9cessitent des visites plus fr\u00e9quentes chez le gyn\u00e9cologue.<\/p>\n<h2>Jumeaux dizygotes &#8211; Sexe<\/h2>\n<p>Les jumeaux dizygotes, contrairement aux jumeaux monozygotes, peuvent avoir des sexes diff\u00e9rents. Cela est d\u00fb au fait que les deux ovules sont f\u00e9cond\u00e9s par des spermatozo\u00efdes diff\u00e9rents et que les divisions cellulaires ult\u00e9rieures ont lieu ind\u00e9pendamment l&#8217;une de l&#8217;autre. Dans le cas de jumeaux dizygotes, il peut donc s&#8217;agir de deux filles, de deux gar\u00e7ons ou d&#8217;un gar\u00e7on et d&#8217;une fille. Les chances de chacune de ces constellations sont \u00e9gales. Contrairement aux vrais jumeaux, ces enfants se distinguent \u00e9galement par leur apparence. Ils se ressemblent comme des fr\u00e8res et s\u0153urs, mais ne sont pas identiques.<\/p>\n<h2>Jumeaux dizygotes &#8211; Complications de la grossesse<\/h2>\n<p>Les grossesses g\u00e9mellaires sont associ\u00e9es \u00e0 un risque plus \u00e9lev\u00e9 de complications. Les plus fr\u00e9quentes sont :<\/p>\n<ul>\n<li class=\"Standard\">Naissance pr\u00e9matur\u00e9e<\/li>\n<li class=\"Standard\">Limiter la croissance<\/li>\n<li class=\"Standard\">Polio<\/li>\n<li>Hypertension art\u00e9rielle<\/li>\n<li>Vomissements non trait\u00e9s chez une femme enceinte<\/li>\n<\/ul>\n<p>Pour les grossesses biparentales, il est recommand\u00e9 d&#8217;effectuer une \u00e9chographie toutes les 4 semaines \u00e0 partir de la 20e semaine de grossesse. Cela permet de mieux surveiller la croissance du f\u0153tus.<\/p>\n<h2>Jumeaux dizygotes &#8211; Naissance<\/h2>\n<p>En cas de grossesse multiple, l&#8217;accouchement a souvent lieu plus t\u00f4t que la 40e semaine de grossesse. Pour les grossesses g\u00e9mellaires, il s&#8217;agit en g\u00e9n\u00e9ral de 37 \u00e0 39 semaines de grossesse. Une dur\u00e9e de grossesse plus longue peut entra\u00eener de graves complications, comme la mort d&#8217;un ou des deux f\u0153tus. Un accouchement naturel est possible en cas de grossesse g\u00e9mellaire si le premier jumeau se trouve en position c\u00e9phalique. Il est \u00e9galement important que l&#8217;\u00e9cart de poids entre les b\u00e9b\u00e9s ne soit pas trop important (&lt;20 %). La d\u00e9cision concernant le moment et la mani\u00e8re d&#8217;accoucher d\u00e9pend de la situation obst\u00e9tricale et de la pr\u00e9sence de complications \u00e9ventuelles ainsi que du bien-\u00eatre des b\u00e9b\u00e9s.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans l&#8217;imaginaire collectif, les grossesses multiples sont souvent associ\u00e9es \u00e0 des jumeaux monozygotes et \u00e0 des jumeaux dizygotes. Dans la terminologie m\u00e9dicale, ces termes sont plut\u00f4t rarement utilis\u00e9s. Il est n\u00e9anmoins utile de savoir ce que sont les jumeaux dizygotes et \u00e0 quoi ressemble une telle grossesse.<\/p>\n","protected":false},"author":2,"featured_media":4915,"template":"","pregnancy_zone_category":[91],"class_list":["post-5899","pregnancy_zone","type-pregnancy_zone","status-publish","has-post-thumbnail","hentry","pregnancy_zone_category-informations-sur-la-grossesse"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Jumeaux dizygotes \u2013 formation et grossesse | FamiCord<\/title>\n<meta name=\"description\" content=\"Jumeaux dizygotes : m\u00e9canisme de formation, sexe possible, risques de grossesse et particularit\u00e9s de l\u2019accouchement.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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