{"id":5443,"date":"2013-07-16T11:00:37","date_gmt":"2013-07-16T09:00:37","guid":{"rendered":"https:\/\/www.imferblog.com\/?p=5443"},"modified":"2026-05-10T21:52:31","modified_gmt":"2026-05-10T19:52:31","slug":"informacion-prenatal-muy-necesaria","status":"publish","type":"post","link":"https:\/\/www.imferblog.com\/?p=5443","title":{"rendered":"Diagn\u00f3stico prenatal: pruebas y seguimiento del embarazo | IMFER Blog"},"content":{"rendered":"<p>El diagn\u00f3stico prenatal es el conjunto de t\u00e9cnicas que permiten evaluar la salud del feto durante el embarazo. Un seguimiento prenatal bien planificado es fundamental para detectar precozmente cualquier anomal\u00eda y ofrecer a la madre informaci\u00f3n completa sobre su gestaci\u00f3n.<\/p>\n<h2>\u00bfQu\u00e9 incluye el diagn\u00f3stico prenatal?<\/h2>\n<p>M\u00e1s all\u00e1 de las tres ecograf\u00edas est\u00e1ndar, el diagn\u00f3stico prenatal incluye t\u00e9cnicas espec\u00edficas cuando existe sospecha o riesgo de anomal\u00eda fetal:<\/p>\n<ul>\n<li><strong>Ecograf\u00edas adicionales<\/strong>: para seguimiento del crecimiento y anatom\u00eda fetal.<\/li>\n<li><strong>An\u00e1lisis de sangre materna<\/strong>: marcadores bioqu\u00edmicos como PAPP-A y beta-hCG libre en el primer trimestre.<\/li>\n<li><strong>Amniocentesis<\/strong>: an\u00e1lisis del l\u00edquido amni\u00f3tico para estudiar el cariotipo fetal. Es invasiva con un riesgo de aborto aproximado del 0,5%.<\/li>\n<li><strong>Biopsia corial<\/strong>: extracci\u00f3n de vellosidades coriales para estudio gen\u00e9tico, realizable desde la semana 11.<\/li>\n<li><strong>Diagn\u00f3stico gen\u00e9tico preimplantacional<\/strong>: en el contexto de una FIV, permite analizar los embriones antes de la transferencia.<\/li>\n<\/ul>\n<h2>El cribado combinado del primer trimestre<\/h2>\n<p>Combina la edad materna, marcadores bioqu\u00edmicos en sangre y la medida de la translucencia nucal por ecograf\u00eda. Su tasa de detecci\u00f3n supera el 90% con un 5% de falsos positivos. El test prenatal no invasivo (NIPT) basado en ADN fetal libre tiene una sensibilidad superior al 99% para la trisom\u00eda 21, aunque no sustituye al cariotipo fetal en casos positivos.<\/p>\n<h2>T\u00e9cnicas invasivas: cu\u00e1ndo est\u00e1n indicadas<\/h2>\n<p>La amniocentesis y la biopsia corial no son pruebas rutinarias. Se indican cuando el cribado muestra riesgo elevado, hay antecedentes familiares de enfermedad gen\u00e9tica o la paciente lo solicita con informaci\u00f3n completa. Nuestros especialistas eval\u00faan cada caso de forma individualizada y explican con claridad todas las opciones disponibles.<\/p>\n<p>Te recomendamos consultar nuestra <a href=\"https:\/\/www.imferblog.com\/guia-infertilidad-pareja\/\">guia sobre reproduccion asistida<\/a> para informacion mas detallada.<\/p>\n<p class=\"imfer-article-cta-inline\"><a href=\"https:\/\/www.imfer.com\" target=\"_blank\" rel=\"noopener\">Consulta con nuestros especialistas en IMFER<\/a>.<\/p>\n<p><strong>Tambi\u00e9n puede interesarte:<\/strong> <a href=\"https:\/\/www.imferblog.com\/la-consanguinidad-duplicaba-el-riesgo-de-anomalias-congenitas\/\">Consanguinidad y anomal\u00edas cong\u00e9nitas: riesgos y opciones\u2026<\/a> y <a href=\"https:\/\/www.imferblog.com\/la-consanguinidad-duplicaba-el-riesgo-de-anomalias-congenitas\/\">Consanguinidad y anomal\u00edas cong\u00e9nitas: riesgos y opciones\u2026<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>El diagn\u00f3stico prenatal es el conjunto de t\u00e9cnicas que permiten evaluar la salud del feto durante el embarazo. Un seguimiento prenatal bien planificado es fundamental para detectar precozmente cualquier anomal\u00eda y ofrecer a la madre informaci\u00f3n completa sobre su gestaci\u00f3n. \u00bfQu\u00e9 incluye el diagn\u00f3stico prenatal? M\u00e1s all\u00e1 de las tres &#8230;<\/p>\n","protected":false},"author":1,"featured_media":6939,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[1289,24,7,1286],"class_list":["post-5443","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualidad","tag-actualidad","tag-embarazo","tag-fertilidad","tag-reproduccion-asistida","h-entry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v27.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Diagn\u00f3stico prenatal: pruebas y seguimiento del | IMFER Blog<\/title>\n<meta name=\"description\" content=\"Gu\u00eda completa del diagn\u00f3stico prenatal: ecograf\u00edas, cribado combinado, amniocentesis y diagn\u00f3stico gen\u00e9tico preimplantacional. 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