<?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>S0300-90412017001000694</article-id>
<article-id pub-id-type="doi">10.24245/gom.v85i10.1577</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Prevalencia de autoinmunidad tiroidea en mujeres subfértiles]]></article-title>
<article-title xml:lang="en"><![CDATA[Prevalence of thyroid autoimmunity in subfertile women]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hinojosa-Rodríguez]]></surname>
<given-names><![CDATA[KA]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Cruz]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortega-González]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Rioja]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Recio-López]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-González]]></surname>
<given-names><![CDATA[CM]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Perinatología Isidro Espinosa de los Reyes  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Nacional de Perinatología Isidro Espinosa de los Reyes  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2017</year>
</pub-date>
<volume>85</volume>
<numero>10</numero>
<fpage>694</fpage>
<lpage>704</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0300-90412017001000694&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0300-90412017001000694&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0300-90412017001000694&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  OBJETIVO: estimar la prevalencia de enfermedad tiroidea autoinmunitaria en pacientes subfértiles y saber si existe asociación entre enfermedad tiroidea autoinmunitaria aislada en mujeres eutiroideas y los resultados en técnicas de reproducción asistida.  MATERIALES Y MÉTODOS:  estudio observacional, transversal, ambispectivo, que evaluó mujeres de 18 a 43 años de edad atendidas en el servicio de Reproducción Humana del Instituto Nacional de Perinatología Isidro Espinosa de los Reyes que tuvieran una determinación del perfil tiroideo con anticuerpos antitiroideos en la primera consulta de infertilidad.  RESULTADOS: la prevalencia de enfermedad tiroidea autoinmunitaria en mujeres infértiles fue de 19%. El 48% tuvieron seropositividad para anticuerpos antitiroideos, 32% para anticuerpos antitiroglobulina más anticuerpos antiperoxidasa y 20% restante solo para anticuerpos antitiroglobulina. En el grupo de pacientes con enfermedad tiroidea autoinmunitaria se observó una prevalencia de hipotiroidismo clínico de 8% y subclínico de 48%. La media de TSH para las mujeres con enfermedad tiroidea autoinmunitaria fue de 4.6 &#956;UI/L. Las mujeres con enfermedad tiroidea autoinmunitaria aislada eutiroideas representaron 8.3% de la población y tuvieron una alta tasa de abortos espontáneos previos (45.5%) y de fracaso en técnicas de reproducción asistida (70%).  CONCLUSIÓN: la determinación de la autoinmunidad tiroidea debe ralizarse de manera rutinaria en la población de mujeres.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  OBJECTIVE: To estimate the prevalence of autoimmune thyroid disease in subfertile patients who come to the Human Reproduction service of the National Institute of Perinatology Isidro Espinosa de los Reyes, Mexico city.  MATERIAL AND METHODS:  A retrospective, cross-sectional, observational, ambispective study evaluating 18- to 43-year-old women from the INPer "Isidro Espinosa de los Reyes" human reproduction service with a thyroid profile determination with anti-thyroid antibodies in The first consultation of infertility.  RESULTS: The prevalence of TEE in the population of infertile women is 19%. 48% have seropositivity for Ac-TPO, 32% for Ac-tiroglobulina plus Ac-TPO and the remaining 20% only for Ac-tiroglobulina. A prevalence of clinical hypothyroidism of 8% and subclinical of 48% was observed in the group of patients with ATE. The mean TSH for women with ATE was 4.6 &#956;UI/L. Women with isolated euthyroid ETA represent 8.3% of the population and have a high rate of previous spontaneous abortions (45.5%) as well as failure in assisted reproduction techniques (70%).  CONCLUSION: Determination of thyroid autoimmunity should be routinely performed in the female population.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[enfermedad tiroidea autoinmunitaria]]></kwd>
<kwd lng="es"><![CDATA[enfermedad tiroidea autoinmunitaria aislada eutiroidea]]></kwd>
<kwd lng="es"><![CDATA[hipotiroidismo clínico]]></kwd>
<kwd lng="es"><![CDATA[hipotiroidismo subclínico]]></kwd>
<kwd lng="es"><![CDATA[embarazo clínico]]></kwd>
<kwd lng="es"><![CDATA[aborto espontáneo]]></kwd>
<kwd lng="es"><![CDATA[óbito]]></kwd>
<kwd lng="es"><![CDATA[técnicas de reproducción asistida fallidas]]></kwd>
<kwd lng="en"><![CDATA[Autoimmune thyroid disease]]></kwd>
<kwd lng="en"><![CDATA[Autoimmune thyroid disease isolated euthyroid]]></kwd>
<kwd lng="en"><![CDATA[Clinical hypothyroidism]]></kwd>
<kwd lng="en"><![CDATA[Subclinical hypothyroidism]]></kwd>
<kwd lng="en"><![CDATA[Clinical pregnancy]]></kwd>
<kwd lng="en"><![CDATA[Miscarriage]]></kwd>
<kwd lng="en"><![CDATA[Death]]></kwd>
<kwd lng="en"><![CDATA[failed assisted reproduction techniques]]></kwd>
</kwd-group>
</article-meta>
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