<?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>1139-7632</journal-id>
<journal-title><![CDATA[Pediatría Atención Primaria]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Pediatr Aten Primaria]]></abbrev-journal-title>
<issn>1139-7632</issn>
<publisher>
<publisher-name><![CDATA[Asociación Española de Pediatría de Atención Primaria]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1139-76322021000100011</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Lumbalgia persistente como única manifestación clínica de hematocolpos]]></article-title>
<article-title xml:lang="en"><![CDATA[Persistent low back pain as the only clinical symptom of hematocolpos]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Andrés Fraile]]></surname>
<given-names><![CDATA[Mª Auxiliadora]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Argumosa Gutiérrez]]></surname>
<given-names><![CDATA[Ana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cantero Santamaría]]></surname>
<given-names><![CDATA[Pedro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro de Salud Bezana  ]]></institution>
<addr-line><![CDATA[Cantabria ]]></addr-line>
<country>España</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2021</year>
</pub-date>
<volume>23</volume>
<numero>89</numero>
<fpage>75</fpage>
<lpage>78</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S1139-76322021000100011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S1139-76322021000100011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S1139-76322021000100011&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[ Resumen Las lumbalgias son frecuentes en niños y adolescentes. La mayoría tienen un origen mecánico benigno y transitorio. Se presenta el caso de una paciente de 12 años con lumbalgia persistente como único síntoma de hematocolpos por himen imperforado. La himenectomía resolvió totalmente la lumbalgia. Por su rareza, los pediatras no solemos pensar en esta posibilidad por lo que proponemos que ante una adolescente con lumbalgia persistente y amenorrea primaria aparente es necesario valorar el diagnóstico de hematocolpos por himen imperforado.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ Abstract Low back pain is common in children and adolescents. Most of those cases have a benign, transitory and mechanical origin. We present the case of a 12-year-old patient with persistent low back pain as the only symptom of hematocolpos due to imperforate hymen. The hymenectomy completely resolved the low back pain. Due to its rarity, pediatricians do not usually think about this possibility, so we propose that in a case of an adolescent with an adolescent with persistent low back pain and apparent primary amenorrhea, it is necessary to think about the diagnosis of hematocolpos due to imperforate hymen.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Hematocolpos]]></kwd>
<kwd lng="es"><![CDATA[Himen imperforado]]></kwd>
<kwd lng="es"><![CDATA[Lumbalgia]]></kwd>
<kwd lng="en"><![CDATA[Hematocolpos]]></kwd>
<kwd lng="en"><![CDATA[Imperforate hymen]]></kwd>
<kwd lng="en"><![CDATA[Low back pain]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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