{"id":38334,"date":"2026-06-01T11:39:26","date_gmt":"2026-06-01T10:39:26","guid":{"rendered":"https:\/\/www.dexeuscampus.com\/blog\/sense-categoria\/un-estudi-suggereix-actualitzar-el-cribratge-de-la-preeclampsia-despres-didentificar-un-biaix-en-embarassos-per-fiv-en-cicle-artificial\/"},"modified":"2026-06-01T13:22:56","modified_gmt":"2026-06-01T12:22:56","slug":"estudi-cribratge-preeclampsia-embarassos-fiv","status":"publish","type":"post","link":"https:\/\/www.dexeuscampus.com\/ca\/blog\/obstetricia-ca\/estudi-cribratge-preeclampsia-embarassos-fiv\/","title":{"rendered":"Un estudi suggereix actualitzar el cribratge de la preecl\u00e0mpsia despr\u00e9s d\u2019identificar un biaix en embarassos per FIV en cicle artificial"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"38334\" class=\"elementor elementor-38334 elementor-38319\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-51ca307 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"51ca307\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5090955\" data-id=\"5090955\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4c9f52a elementor-widget elementor-widget-html\" data-id=\"4c9f52a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p style=\"margin: 0px 0px 0px 0px; text-align: left; font-size: 17px; font-weight: 600; font-style: italic; color: #537b8d;\">Article:<\/p>\r\n<p style=\"margin: 5px 0px 0px 0px; text-align: left; font-size: 19px; font-weight: 400; font-style: italic; line-height: 22px; color: #4f91cd\"><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/41730489\/\" target=\"_blank\" rel=\"noopener\" style=\"font-size: 19px; font-weight: 400; color: #4f91cd; text-decoration: underline;\" title=\"Artificial cycle frozen embryo transfer improves uterine perfusion during later pregnancy but is associated with higher preeclampsia incidence\">Artificial cycle frozen embryo transfer improves uterine perfusion during later pregnancy but is associated with higher preeclampsia incidence<\/a><\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-93372b5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"93372b5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-c29f74f\" data-id=\"c29f74f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5513404 elementor-widget elementor-widget-html\" data-id=\"5513404\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p style=\"margin: 0px 0px; text-align: left; font-size: 16px; font-weight: 400; font-style: italic;\">Valeria Donno, Pilar Prats, Marta Plancha, Ignacio Rodriguez, Kypros Nicolaides, Nikolaos P Polyzos.<br><strong>Am J Obstet Gynecol<\/strong>. 2026 Feb 21:S0002-9378(26)00103-1.<br\/>DOI: <a id=\"enlace_doi\" href=\"https:\/\/doi.org\/10.1016\/j.ajog.2026.02.031\" target=\"_blank\" rel=\"noopener\" style=\"font-size: 16px; color: #4f91cd; text-decoration: underline;\" title=\"10.1016\/j.ajog.2026.02.031\">10.1016\/j.ajog.2026.02.031<\/a> <\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-3682410\" data-id=\"3682410\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-71cb22d elementor-widget elementor-widget-image\" data-id=\"71cb22d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/41730489\/\" target=\"_blank\" title=\"pubmed\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"250\" height=\"90\" src=\"https:\/\/www.dexeuscampus.com\/wp-content\/uploads\/2024\/03\/logo-ajog.png\" class=\"attachment-full size-full wp-image-29852\" alt=\"AJOG Global Reports\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7e6857e8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7e6857e8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-44f2be36\" data-id=\"44f2be36\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7cbbcc68 elementor-widget elementor-widget-text-editor\" data-id=\"7cbbcc68\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Un estudi de gran escala realitzat per Dexeus Dona, i publicat recentment a <strong><em>American Journal of Obstetrics &#038; Gynecology<\/em><\/strong><em>, <\/em>ha demostrat que els embarassos obtinguts mitjan\u00e7ant criotransfer\u00e8ncia en cicle artificial presenten una resist\u00e8ncia vascular uterina significativament menor durant el segon i tercer trimestre, per\u00f2 mostren una incid\u00e8ncia de preecl\u00e0mpsia fins a quatre vegades superior respecte d\u2019altres tipus de concepci\u00f3.<\/p><p>El treball va analitzar 27.495 gestacions \u00faniques controlades entre 2010 i 2024, incloent-hi embarassos naturals, per inducci\u00f3 de l\u2019ovulaci\u00f3, inseminaci\u00f3, FIV amb embrions en fresc i FIV amb embrions congelats. Els resultats revelen que els cicles artificials de criotransfer\u00e8ncia registren els valors m\u00e9s baixos de l\u2019\u00edndex de pulsatilitat uterina en el segon i tercer trimestre, en comparaci\u00f3 amb els embarassos naturals o els cicles naturals de criotransfer\u00e8ncia. <\/p><p>Malgrat aquesta millor perfusi\u00f3 uterina, aquests embarassos van presentar una incid\u00e8ncia de preecl\u00e0mpsia del 5,2%, molt superior a la observada en embarassos naturals (1,4%), cicles naturals de criotransfer\u00e8ncia (1,1%) o FIV en fresc (2,2%). Els autors assenyalen que aquesta discordan\u00e7a evidencia un biaix sistem\u00e0tic en els algoritmes actuals de cribratge, que interpreten els valors baixos de resist\u00e8ncia com un indicador de baix risc. <\/p><p>La <strong>Dra. Valeria Donno<\/strong>, autora principal, subratlla que les dades reforcen la necessitat urgent de revisar els algoritmes de cribratge del segon i tercer trimestre per garantir la identificaci\u00f3 preco\u00e7 i l\u2019abordatge cl\u00ednic adequat dels embarassos amb risc elevat.<\/p><p>L\u2019estudi ha comptat amb la participaci\u00f3 del <strong>Prof. Kypros Nicolaides<\/strong>, pioner i referent mundial en el desenvolupament de la medicina fetal.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Un estudi de gran escala realitzat per Dexeus Dona, ha demostrat que els embarassos obtinguts mitjan\u00e7ant criotransfer\u00e8ncia en cicle artificial presenten una resist\u00e8ncia vascular uterina significativament menor durant el segon i tercer trimestre, per\u00f2 mostren una incid\u00e8ncia de preecl\u00e0mpsia fins a quatre vegades superior respecte d\u2019altres tipus de concepci\u00f3.<\/p>\n","protected":false},"author":3,"featured_media":38321,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[204],"tags":[],"class_list":["post-38334","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-obstetricia-ca"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - 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