<?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>2448-9190</journal-id>
<journal-title><![CDATA[Revista alergia México]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. alerg. Méx.]]></abbrev-journal-title>
<issn>2448-9190</issn>
<publisher>
<publisher-name><![CDATA[Colegio Mexicano de Inmunología Clínica y Alergia A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2448-91902021000100002</article-id>
<article-id pub-id-type="doi">10.29262/ram.v68i1.827</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[TempTest®: un instrumento de precisión en las urticarias físicas]]></article-title>
<article-title xml:lang="en"><![CDATA[TempTest®: a precision method in physical urticarias]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valle]]></surname>
<given-names><![CDATA[Solange Rodrigues]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Azizi]]></surname>
<given-names><![CDATA[Guilherme]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dortas Junior]]></surname>
<given-names><![CDATA[Sérgio Duarte]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Federal de Río de Janeiro  ]]></institution>
<addr-line><![CDATA[ Río de Janeiro]]></addr-line>
<country>Brazil</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>68</volume>
<numero>1</numero>
<fpage>2</fpage>
<lpage>6</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-91902021000100002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-91902021000100002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-91902021000100002&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Antecedentes:  TempTest® es un nuevo método basado en el efecto Peltier, validado para el diagnóstico de pacientes con urticaria por frío o por calor, capaz de medir las variaciones de temperatura y la actividad de estas patologías.  Objetivo: Analizar los resultados de las pruebas de provocación con TempTest® en pacientes con urticaria por frío o por calor, seguidos en un centro de referencia y excelencia para la urticaria (GA2LEN UCARE) en Río de Janeiro.  Métodos:  Fueron analizadas los registros médicos de 12 pacientes que tenían antecedentes de urticaria por frío o por calor y que se sometieron a una prueba de provocación con TempTest® durante diciembre de 2017 y febrero de 2020. En las pruebas de provocación de temperatura se solicitó a los pacientes que colocaran el antebrazo en el elemento de temperatura TempTest® durante cinco minutos. Una respuesta positiva se definió por la aparición de una pápula de 2 mm de extensión a los 10 minutos de iniciada la provocación, como se recomienda con el dispositivo.  Resultados: 10 pacientes eran mujeres y dos hombres, edad de 13 a 77 años (media de 50.2 años). Entre los 12 pacientes, tres tenían urticaria por calor y nueve, urticaria por frío. Los pacientes diagnosticados con urticaria por calor fueron positivos para temperaturas iguales o superiores a 38 °C. Los pacientes con urticaria por frío fueron positivos para temperaturas iguales o inferiores a 27 °C.  Conclusiones:  TempTest® es un instrumento confiable para diagnosticar y monitorear con precisión las enfermedades relacionadas con las variaciones de la temperatura, factor que debe ser determinado siempre que sea posible, ya que puede ayudar a los pacientes a evitar situaciones de exposición y peligro.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background:  TempTest® is a new method based on the Peltier effect, which is validated for the diagnosis of patients with cold urticaria or heat urticaria, and it is able to measure the temperature variations and activity of these pathologies.  Objective: To analyze the results of provocation tests by using this new method in patients with UFr and UCal, who were followed in a center of reference and excellence for urticaria (GA2LEN UCARE) in Rio de Janeiro.  Methods:  The medical records of 12 patients who had a history of UFr or UCal and were tested with TempTest® during December 2017 and February 2020 were analyzed. For temperature provocation tests, the patients were requested to place their forearm on the TempTest® thermal element for five minutes. A positive response was defined by the appearance of a 2-mm-papular lesion 10 minutes after the provocation test was started, as recommended.  Results: 10 of the patients were women and 2 of them were men, from 13 to 77 years of age (mean = 50.2 years). Among the twelve patients, three of them had heat urticaria and nine of them had cold urticaria. The patients who were diagnosed with heat urticaria tested positive for The patients with cold urticarial tested positive for temperatures of 27 °C or lower.  Conclusions:  TempTest® is a reliable instrument to accurately diagnose and monitor diseases related to temperature variations, which is a factor that should be determined whenever possible since it can help patients prevent situations of exposure and danger.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Urticaria por frío]]></kwd>
<kwd lng="es"><![CDATA[Urticaria por calor]]></kwd>
<kwd lng="es"><![CDATA[Prueba de provocación]]></kwd>
<kwd lng="en"><![CDATA[Cold urticaria]]></kwd>
<kwd lng="en"><![CDATA[Heat urticaria]]></kwd>
<kwd lng="en"><![CDATA[Provocation test]]></kwd>
</kwd-group>
</article-meta>
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