<?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>1889-836X</journal-id>
<journal-title><![CDATA[Revista de Osteoporosis y Metabolismo Mineral]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Osteoporos Metab Miner]]></abbrev-journal-title>
<issn>1889-836X</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Española de Investigaciones Óseas y Metabolismo Mineral]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1889-836X2022000400006</article-id>
<article-id pub-id-type="doi">10.4321/s1889-836x2022000400006</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Predictores de hipocalcemia postquirúrgica tras tiroidectomía total]]></article-title>
<article-title xml:lang="en"><![CDATA[Postoperative hypocalcaemia predictors after total thyroidectomy]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortega-Beltrá]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Ruiz de Apodaca]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guallart-Doménech]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cuesta-González]]></surname>
<given-names><![CDATA[MT]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dalmau-Galofre]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Hospital General Universitario de Elda Servicio de Otorrinolaringología ]]></institution>
<addr-line><![CDATA[Alicante ]]></addr-line>
<country>España</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Hospital Universitario Doctor Peset Servicio de Otorrinolaringología ]]></institution>
<addr-line><![CDATA[Valencia ]]></addr-line>
<country>España</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<volume>14</volume>
<numero>4</numero>
<fpage>131</fpage>
<lpage>135</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S1889-836X2022000400006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S1889-836X2022000400006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S1889-836X2022000400006&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción y objetivo: Dado el número creciente de cirugía de tiroides, la incidencia de hipoparatiroidismo postquirúrgico está en aumento. La frecuencia de la hipocalcemia por hipoparatiroidismo tras tiroidectomía total es muy variable según la literatura (0,3-68%). El objetivo principal del presente estudio es analizar los factores bioquímicos, quirúrgicos y demográficos relacionados con un mayor riesgo de hipocalcemia.  Metodología: Se trata de un estudio retrospectivo, sobre un total de 297 pacientes intervenidos de tiroidectomía total en un periodo de 8 años en un hospital terciario. Se analizan datos demográficos, clínicos y bioquímicos, tanto preoperatorios, intraoperatorios como postoperatorios y su relación con la hipocalcemia postquirúrgica.  Resultados: La tasa de hipocalcemia total fue de 40,2%, siendo transitoria en el 26,1%. Fueron variables estadísticamente significativas la edad (p=0,04), la enfermedad de Graves (p=0,04), el carcinoma confirmado por anatomía patológica (p=0,04), la tiroidectomía en dos tiempos (p=0,00), el número de paratiroides trasplantadas (p=0,00) y la PTH pre y post &#8211;operatorias (p=0,03 y p=0,00) y el gradiente de PTH (p=0,00).  Conclusiones: Este estudio demuestra que hay una serie de factores de riesgo intrínsecos al paciente y al acto quirúrgico capaces de predecir el riesgo de hipocalcemia tras la tiroidectomía total. Posiblemente, la optimización de la técnica quirúrgica podría evitar la aparición de hipocalcemia tras la tiroidectomía total en algunos casos, mientras que en otros, la identificación de dichos factores en el postoperatorio podría permitir la detección temprana y el tratamiento eficaz de estos pacientes. En el presente estudio, la edad, la enfermedad de Graves y el autotrasplante de paratiroides se asociaron con hipocalcemia postquirúrgica; mientras que el carcinoma de tiroides y la tiroidectomía en dos tiempos fueron factores protectores.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary  Introduction and objective: Given the increasing number of thyroid surgeries, the incidence of post-surgical hypoparathyroidism is on the rise. The frequency of hypocalcaemia due to hypoparathyroidism after total thyroidectomy is highly variable according to the literature (0.3-68%). The primary objective of this study is to analyze the biochemical, surgical and demographic factors related to an increased risk of hypocalcaemia.  Methodology: This retrospective study encompasses 297 patients who underwent total thyroidectomy over a period of 8 years in a tertiary hospital. Demographic, clinical and biochemical data, both preoperative, intraoperative and postoperative, and their relationship with postoperative hypocalcaemia are analyzed.  Results: The rate of total hypocalcaemia was 40.2%, being transient in 26.1%. Statistically significant variables were age (p=0.04), Graves' disease (p=0.04), carcinoma confirmed by pathology (p=0.04), two-stage thyroidectomy (p=0.00), the number of transplanted parathyroids (p=0.00) and pre- and post-operative PTH (p=0.03 and p=0.00) and the PTH gradient (p=0.00).  Conclusions: This study demonstrates that there are a series of risk factors intrinsic to the patient and to the surgical procedure capable of predicting the risk of hypocalcaemia after total thyroidectomy. Possibly, the optimization of the surgical technique could prevent the appearance of hypocalcaemia after total thyroidectomy in some cases, while in others, the identification of these factors post-op could allow early detection and effective treatment of these patients. In the present study, age, Graves' disease, and parathyroid autotransplantation were associated with postoperative hypocalcemia. Thyroid carcinoma and two-stage thyroidectomy were protective factors.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[tiroidectomía total]]></kwd>
<kwd lng="es"><![CDATA[hipocalcemia]]></kwd>
<kwd lng="es"><![CDATA[hipoparatiroidismo]]></kwd>
<kwd lng="es"><![CDATA[factores de riesgo]]></kwd>
<kwd lng="en"><![CDATA[total thyroidectomy]]></kwd>
<kwd lng="en"><![CDATA[hypocalcaemia]]></kwd>
<kwd lng="en"><![CDATA[hypoparathyroidism]]></kwd>
<kwd lng="en"><![CDATA[risk factors]]></kwd>
</kwd-group>
</article-meta>
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