{"id":83074,"date":"2020-04-25T19:54:39","date_gmt":"2020-04-26T01:54:39","guid":{"rendered":"https:\/\/americanpregnancy.org\/uncategorized\/hcg-levels\/"},"modified":"2026-05-14T06:21:14","modified_gmt":"2026-05-14T12:21:14","slug":"hcg-levels","status":"publish","type":"post","link":"https:\/\/americanpregnancy.org\/es\/getting-pregnant\/hcg-levels\/","title":{"rendered":"\u00bfQu\u00e9 son los niveles de hCG?"},"content":{"rendered":"<p>La HCG (<strong><dfn>gonadotropina cori\u00f3nica humana) <\/dfn><\/strong>se denomina a menudo la hormona del embarazo porque la fabrican las c\u00e9lulas formadas en la placenta, que nutre al \u00f3vulo una vez fecundado y adherido a la pared uterina. Los niveles pueden detectarse por primera vez mediante un <a title=\"An\u00e1lisis de sangre\" href=\"https:\/\/americanpregnancy.org\/prenatal-testing\/blood-test\/\">an\u00e1lisis de sangre<\/a> unos <strong>11 d\u00edas despu\u00e9s de la concepci\u00f3n<\/strong> y unos <strong>12-14 d\u00edas despu\u00e9s de la concepci\u00f3n<\/strong> mediante un <a title=\"An\u00e1lisis de orina: Urian\u00e1lisis\" href=\"https:\/\/americanpregnancy.org\/prenatal-testing\/urine-test\/\">an\u00e1lisis de orina<\/a>. <\/p>\n<p>Normalmente, los niveles de hCG se duplicar\u00e1n cada 72 horas. El nivel alcanzar\u00e1 su m\u00e1ximo en las primeras <strong>8-11 semanas de embarazo<\/strong> y luego disminuir\u00e1 y se estabilizar\u00e1 durante el resto de la gestaci\u00f3n. <\/p>\n<p><span data-sheets-root=\"1\"><a style=\"cursor: pointer; color: #fff\" class=\"post_video_btn\">Watch Video<\/a><\/span><\/p>\n<div class=\"adbanner\"><div class=\"g g-42\"><div class=\"g-single a-159\"><ins class=\"CMtag_728x90\"><\/ins><\/div><\/div><\/div>\n<h2>Lo que debe saber sobre sus niveles de hCG:<\/h2>\n<ol>\n<li>A medida que avanza el embarazo y el nivel de hCG aumenta, el tiempo que tarda en duplicarse puede incrementarse hasta aproximadamente cada 96 horas.<\/li>\n<li>Se debe tener precauci\u00f3n al dar demasiada importancia a las cifras de hCG. Un embarazo normal puede tener niveles bajos de hCG y dar lugar a un beb\u00e9 perfectamente sano. Los resultados de una ecograf\u00eda <strong>despu\u00e9s de las 5-6 semanas de gestaci\u00f3n<\/strong> son mucho m\u00e1s precisos que el uso de las cifras de hCG.  <\/li>\n<li>Un nivel de hCG <strong>inferior a 5 mIU\/mL<\/strong> se considera negativo para el embarazo, y cualquier valor <strong>superior a 25 mIU\/mL<\/strong> se considera positivo.<\/li>\n<li>Un nivel de hCG <strong>entre 6 y 24 mIU\/mL<\/strong> se considera una zona gris, y es probable que deba volver a hacerse la prueba para ver si sus niveles aumentan y confirmar as\u00ed el embarazo.<\/li>\n<li>La hormona hCG se mide en miliunidades internacionales por mililitro (mIU\/mL).<\/li>\n<li>Una <a title=\"Ecograf\u00eda: Sonograma\" href=\"https:\/\/americanpregnancy.org\/prenatal-testing\/ultrasound\/\">ecograf\u00eda<\/a> transvaginal deber\u00eda poder mostrar al menos un saco gestacional una vez que los niveles de hCG hayan alcanzado entre <strong>1.000 &#8211; 2.000 mIU\/mL<\/strong>. Debido a que los niveles pueden variar tanto y la dataci\u00f3n de la concepci\u00f3n puede ser err\u00f3nea, no debe realizarse un diagn\u00f3stico mediante hallazgos ecogr\u00e1ficos hasta que el nivel de hCG haya alcanzado <strong>al menos los 2.000 mIU\/mL<\/strong>. <\/li>\n<li>Una sola lectura no es informaci\u00f3n suficiente para la mayor\u00eda de los diagn\u00f3sticos. Cuando existe alguna duda sobre la salud del embarazo, la realizaci\u00f3n de m\u00faltiples pruebas de hCG con un par de d\u00edas de diferencia ofrece una evaluaci\u00f3n m\u00e1s precisa de la situaci\u00f3n. <\/li>\n<li>Los niveles de hCG no deben utilizarse para datar un embarazo, ya que estas cifras pueden variar de forma muy amplia.<\/li>\n<li>Existen dos tipos comunes de pruebas de hCG. Una prueba <em>cualitativa<\/em> detecta si la hCG est\u00e1 presente en la sangre. Una prueba <em>cuantitativa<\/em> (o beta) mide la cantidad de hCG realmente presente en la sangre.  <\/li>\n<\/ol>\n<h3>Gu\u00eda de niveles de hCG por semanas durante el embarazo<\/h3>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignleft wp-image-69748 size-full\" src=\"https:\/\/americanpregnancy.org\/wp-content\/uploads\/2012\/04\/hCG-levels.jpg\" alt=\"Niveles de HCG | American Pregnancy Association\" width=\"400\" height=\"277\"><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><em>* Estas cifras son solo una <strong>gu\u00eda<\/strong>: el nivel de hCG de cada mujer puede aumentar de forma diferente. No es necesariamente el nivel lo que importa, sino el cambio en dicho nivel. <\/em><\/p>\n<h3>\u00bfQu\u00e9 significa un nivel bajo de hCG?<\/h3>\n<p>Un nivel bajo de hCG puede significar varias cosas y debe volver a comprobarse en un plazo de 48-72 horas para ver c\u00f3mo evoluciona el nivel. <strong>Un nivel bajo puede indicar:<\/strong><\/p>\n<ul>\n<li>Error de c\u00e1lculo en la dataci\u00f3n del embarazo<\/li>\n<li>Posible <a href=\"https:\/\/americanpregnancy.org\/es\/pregnancy\/signs-of-miscarriage\/\">aborto espont\u00e1neo<\/a> o <a title=\"Huevo huero\" href=\"https:\/\/americanpregnancy.org\/es\/pregnancy\/pregnancy-complications\/blighted-ovum\/\">huevo huero<\/a><\/li>\n<li><a href=\"https:\/\/americanpregnancy.org\/es\/pregnancy\/ectopic-pregnancy\/\">Embarazo ect\u00f3pico<\/a><\/li>\n<\/ul>\n<h3>\u00bfEs malo un nivel alto de hCG?<\/h3>\n<p>Un nivel alto de hCG tambi\u00e9n puede significar varias cosas y debe volver a comprobarse en un plazo de 48-72 horas para evaluar los cambios en el nivel. <strong>Un nivel alto puede indicar:<\/strong><\/p>\n<ul>\n<li>Error de c\u00e1lculo en la dataci\u00f3n del embarazo<\/li>\n<li><a title=\"Embarazo molar\" href=\"https:\/\/americanpregnancy.org\/es\/pregnancy\/molar-pregnancy\/\">Embarazo molar<\/a><\/li>\n<li><a title=\"C\u00f3mo se produce un embarazo m\u00faltiple\" href=\"\nhttps:\/\/americanpregnancy.org\/multiples\/howmultiplesoccur.htm\">Embarazos m\u00faltiples<\/a><\/li>\n<\/ul>\n<h3>\u00bfDebo controlar mi nivel de hCG con regularidad?<\/h3>\n<p><span style=\"font-weight: 400;\">No es habitual que los m\u00e9dicos controlen de forma rutinaria sus niveles de hCG a menos que presente signos de un problema potencial.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Un profesional sanitario puede volver a comprobar sus niveles si presenta <\/span><a href=\"https:\/\/americanpregnancy.org\/es\/pregnancy\/bleeding-during-pregnancy\/\"><span style=\"font-weight: 400;\">sangrado<\/span><\/a><span style=\"font-weight: 400;\">, experimenta <\/span><a href=\"https:\/\/americanpregnancy.org\/es\/pregnancy\/cramping-during-pregnancy\/\"><span style=\"font-weight: 400;\">c\u00f3licos<\/span><\/a><span style=\"font-weight: 400;\"> intensos o tiene antecedentes de <\/span><a href=\"https:\/\/americanpregnancy.org\/es\/pregnancy\/signs-of-miscarriage\/\"><span style=\"font-weight: 400;\">aborto espont\u00e1neo<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h3>\u00bfQu\u00e9 puedo esperar tras una p\u00e9rdida gestacional?<\/h3>\n<p><span style=\"font-weight: 400;\">La mayor\u00eda de las mujeres pueden esperar que sus niveles vuelvan a un rango de no embarazo entre 4 y 6 semanas despu\u00e9s de que se haya producido una <\/span><a href=\"https:\/\/americanpregnancy.org\/pregnancy-loss\/\"><span style=\"font-weight: 400;\">p\u00e9rdida gestacional<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Esto puede variar seg\u00fan c\u00f3mo se haya producido la p\u00e9rdida (aborto espont\u00e1neo, procedimiento de legrado, aborto provocado, <\/span><a href=\"https:\/\/americanpregnancy.org\/es\/uncategorized\/natural-childbirth-techniques\/\"><span style=\"font-weight: 400;\">parto natural<\/span><\/a><span style=\"font-weight: 400;\">) y lo altos que fueran los niveles en el momento de la p\u00e9rdida.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Los profesionales sanitarios suelen seguir analizando los niveles de hCG tras una p\u00e9rdida gestacional para asegurarse de que vuelven a ser inferiores a &lt;5,0.<\/span><\/p>\n<h3>\u00bfQu\u00e9 puede interferir con mis niveles de hCG?<\/h3>\n<p>Si obtiene un resultado positivo en la prueba, lo m\u00e1s probable es que est\u00e9 embarazada. Los falsos positivos son extremadamente raros. Sin embargo, existen algunas afecciones que pueden causar un falso positivo, como ciertos tipos de c\u00e1ncer y el aborto espont\u00e1neo precoz. Algunos anticuerpos tambi\u00e9n pueden interferir con los resultados de la prueba.   <\/p>\n<p>Los <a title=\"Medicamentos\" href=\"https:\/\/americanpregnancy.org\/medication\/\">medicamentos<\/a> que contienen hCG tambi\u00e9n pueden interferir con los niveles de hCG.<\/p>\n<p>Estos medicamentos se utilizan a menudo en tratamientos de infertilidad, y su profesional sanitario debe asesorarle sobre c\u00f3mo pueden afectar a una prueba.<\/p>\n<p>Todos los dem\u00e1s medicamentos, como antibi\u00f3ticos, analg\u00e9sicos, anticonceptivos u otros medicamentos hormonales, no deber\u00edan tener ning\u00fan efecto en una prueba que mida la hCG.<\/p>\n<div class=\"adbanner\"><div class=\"g g-42\"><div class=\"g-single a-159\"><ins class=\"CMtag_728x90\"><\/ins><\/div><\/div><\/div>\n<div><\/div>\n<div><span data-sheets-root=\"1\"><style>.codegena{position:relative;width:100%;height:0;padding-bottom:56.27198%;margin:30px auto 20px;}.codegena iframe{position:absolute;top:0;left:0;width:100%;height:100%;}<\/style>\n<div class=\"codegena\" id=\"watch-video\"><iframe width=\"500\" height=\"294\" data-cookieconsent=\"estad\u00edsticas, marketing\" data-src=\"https:\/\/www.youtube.com\/embed\/FElSRMi2DBs?&theme=dark&autohide=2&rel=0\"frameborder=\"0\"><\/iframe><div class=\"cookieconsent-optout-statistics cookieconsent-optout-marketing\"><\/div><\/div><div style=\"font-size: 0.8em\"><\/div><\/span><\/div>\n<h4><!--more-->\u00bfDesea saber m\u00e1s?<\/h4>\n<ul>\n<li><a href=\"https:\/\/americanpregnancy.org\/es\/resources\/pregnancy-calculator-2\/\">Calculadora de embarazo<\/a><\/li>\n<li><a href=\"https:\/\/americanpregnancy.org\/while-pregnant\/calculating-conception-due-date\/\">C\u00e1lculo de la edad gestacional<\/a><\/li>\n<li><a href=\"https:\/\/americanpregnancy.org\/es\/pregnancy\/early-fetal-development\/\">Preocupaciones sobre el desarrollo fetal temprano<\/a><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p class=\"citation-heading\">Recopilado utilizando informaci\u00f3n de las siguientes fuentes:<\/p>\n<p class=\"citation-source\">1. Administraci\u00f3n de Alimentos y Medicamentos de los EE. UU. (FDA)<br \/>\n<a title=\"FDA\" href=\"https:\/\/www.fda.gov\" target=\"_blank\" rel=\"noopener noreferrer\">www.fda.gov<\/a><\/p>\n<p class=\"citation-source\">2. Bashir, I; Ihenetu, K; Miller, J.J.; Gim, M.; Lippmann, S. A Positive Pregnancy Test in the Post-Menopausal Psychiatric Patient \u2014 What to Think? Psychiatry (Edgemont). Feb. 2006.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La HCG (gonadotropina cori\u00f3nica humana) se denomina a menudo la hormona del embarazo porque la fabrican las c\u00e9lulas formadas en la placenta, que nutre al \u00f3vulo una vez fecundado y adherido a la pared uterina. Los niveles pueden detectarse por primera vez mediante un an\u00e1lisis de sangre unos 11 d\u00edas despu\u00e9s de la concepci\u00f3n y [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":83075,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7621,7652,8604],"tags":[],"faq-categories":[8401],"class_list":["post-83074","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-getting-pregnant","category-pregnancy-symptoms-es","category-estoy-embarazada","faq-categories-no-faq"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.6 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Niveles de hCG en el embarazo: tabla cl\u00ednica y rangos | APA<\/title>\n<meta name=\"description\" content=\"Los niveles de hCG suelen duplicarse cada 48-72 horas al principio del embarazo. 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