<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0300-9041</journal-id>
<journal-title><![CDATA[Ginecología y obstetricia de México]]></journal-title>
<abbrev-journal-title><![CDATA[Ginecol. obstet. Méx.]]></abbrev-journal-title>
<issn>0300-9041</issn>
<publisher>
<publisher-name><![CDATA[Federación Mexicana de Colegios de Obstetricia y Ginecología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0300-90412023001000004</article-id>
<article-id pub-id-type="doi">10.24245/gom.v91i10.8109</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Déficit de vitamina D y alto riesgo obstétrico: revisión narrativa]]></article-title>
<article-title xml:lang="en"><![CDATA[Vitamin D deficit and high-risk pregnancies: narrative literature review]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Molina Giraldo]]></surname>
<given-names><![CDATA[Saulo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
<xref ref-type="aff" rid="A a"/>
<xref ref-type="aff" rid="A3"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tijerina]]></surname>
<given-names><![CDATA[Andrea]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres Valencia]]></surname>
<given-names><![CDATA[Natalia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Fundación Universitaria de Ciencias de la Salud  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Monterrey  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Fundación Universitaria Ciencias de la Salud  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<volume>91</volume>
<numero>10</numero>
<fpage>736</fpage>
<lpage>752</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0300-90412023001000004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0300-90412023001000004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0300-90412023001000004&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  ANTECEDENTES:  Existe interés creciente en los efectos de la vitamina D en el embarazo y en la función placentaria, homeostasis de la glucosa, infección y respuesta inflamatoria, además de la asociación de su deficiencia con enfermedades de alto riesgo obstétrico.  OBJETIVO:  Identificar los aspectos relevantes conocidos y controvertidos del déficit de vitamina D y de su suplementación en pacientes con alto riesgo obstétrico que permitan aportarle al lector herramientas para la toma de decisiones en la práctica clínica.  METODOLOGÍA:  Se llevó a cabo una revisión de la bibliografía registrada en las bases de datos de MEDLINE vía PubMed, EBSCO y OVID del 2016 al 2022. Se consultaron artículos publicados en inglés y español, con los términos MeSH &#8220;Vitamin D&#8221;, &#8220;preeclampsia&#8221;, &#8220;premature birth&#8221;, "diabestes, gestational" y &#8220;fetal growth retardation&#8221;.  RESULTADOS:  La búsqueda inicial arrojó 685 artículos de los que se descartaron 364 por falta de pertinencia, 248 por falta del recurso completo y 44 por duplicaciones. De acuerdo con el objetivo planteado, al final quedaron 29 artículos que se complementaron con 55 textos clásicos encontrados en una búsqueda manual para contextualización de la revisión.  CONCLUSIONES:  La evidencia respecto de la asociación entre deficiencia de vitamina D y pobres desenlaces obstétricos, en términos de tasas de preeclampsia, parto pretérmino, diabetes gestacional y restricción del crecimiento fetal no es concluyente. Sin embargo, el análisis de los estudios mencionados muestra una relación entre el déficit de vitamina D y el aumento del riesgo, desenlaces impactantes y consistentes con el riesgo de resultar con diabetes gestacional.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  BACKGROUND:  There is increasing interest in the effects of vitamin D in pregnancy and on placental function, glucose homeostasis, infection and inflammatory response, and the association of vitamin D deficiency with high-risk obstetric conditions.  OBJECTIVE:  To identify the relevant known and controversial aspects of vitamin D deficiency and its supplementation in patients at high obstetric risk, in order to provide the reader with decision-making tools for clinical practice.  METHODOLOGY:  A review of the literature registered in the MEDLINE databases via PubMed, EBSCO and OVID from 2016 to 2022 was performed. Articles published in English and Spanish were included using the MeSH terms &#8220;vitamin D&#8221;, &#8220;pre-eclampsia&#8221;, &#8220;preterm birth&#8221;, &#8220;gestational diabetes&#8221; and &#8220;fetal growth retardation&#8221;.  RESULTS:  The initial search yielded 685 articles, of which 364 were discarded for lack of relevance, 248 for lack of complete source and 44 for duplication. In accordance with the stated objective, 29 articles remained at the end, which were supplemented by 55 classic texts found in a manual search to contextualise the review.  CONCLUSIONS:  The evidence for an association between vitamin D deficiency and poor obstetric outcomes in terms of rates of pre-eclampsia, preterm birth, gestational diabetes and fetal growth restriction is inconclusive. However, analysis of the above studies shows an association between vitamin D deficiency and increased risk, with striking results consistent with the risk of gestational diabetes.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Vitamina D]]></kwd>
<kwd lng="es"><![CDATA[alto riesgo obstétrico]]></kwd>
<kwd lng="es"><![CDATA[preeclampsia]]></kwd>
<kwd lng="es"><![CDATA[parto pretérmino]]></kwd>
<kwd lng="es"><![CDATA[diabetes gestacional]]></kwd>
<kwd lng="es"><![CDATA[restricción del crecimiento fetal]]></kwd>
<kwd lng="en"><![CDATA[Vitamin D]]></kwd>
<kwd lng="en"><![CDATA[High risk pregnancy]]></kwd>
<kwd lng="en"><![CDATA[Preeclampsia]]></kwd>
<kwd lng="en"><![CDATA[Preterm birth]]></kwd>
<kwd lng="en"><![CDATA[Gestational diabetes]]></kwd>
<kwd lng="en"><![CDATA[Fetal growth restriction]]></kwd>
</kwd-group>
</article-meta>
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