<?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>1817-7433</journal-id>
<journal-title><![CDATA[Revista Científica Ciencia Médica]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cient Cienc Méd]]></abbrev-journal-title>
<issn>1817-7433</issn>
<publisher>
<publisher-name><![CDATA[Facultad de Medicina, Universidad Mayor de San Simón.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1817-74332024000200064</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[ERITEMA PIGMENTADO FIJO INDUCIDO POR EL USO DE BETALACTÁMICOS. REPORTE DE UN CASO.]]></article-title>
<article-title xml:lang="en"><![CDATA[FIXED ERYTHEMA PIGMENTOSUM INDUCED BY THE USE OF BETALACTAMS. CASE REPORT]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[PortilloAlvarado]]></surname>
<given-names><![CDATA[Sigrid Hitssel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Avila Ponce]]></surname>
<given-names><![CDATA[Enohé Jocelyn]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gradis Santos]]></surname>
<given-names><![CDATA[Olman Daniel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Tecnológica Centroamericana (UNITEC)  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Católica de Honduras (UNICAH)  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Católica de Honduras (UNICAH)  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2024</year>
</pub-date>
<volume>27</volume>
<numero>2</numero>
<fpage>64</fpage>
<lpage>67</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.bo/scielo.php?script=sci_arttext&amp;pid=S1817-74332024000200064&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.bo/scielo.php?script=sci_abstract&amp;pid=S1817-74332024000200064&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.bo/scielo.php?script=sci_pdf&amp;pid=S1817-74332024000200064&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El eritema pigmentado fijo (EPF) es una reacción medicamentosa caracterizada por manchas eritematosas circulares, recurrentes en los mismos sitios tras la exposición a ciertos fármacos, principalmente trimetoprima- sulfametoxazol. A menudo se diagnostica erróneamente debido a su baja frecuencia y similitud con otras afecciones. Se presenta el caso de una mujer con faringoamigdalitis tratada con amoxicilina y ácido clavulánico, desarrollando lesiones cutáneas. El EPF se desencadena por una reacción de hipersensibilidad tardía tipo IV afectando la capa basal epidérmica y resultando en hiperpigmentación posinflamatoria. El diagnóstico requiere una anamnesis detallada y puede confirmarse con biopsia en casos dudosos. El tratamiento implica suspender el medicamento causante y usar esteroides tópicos para aliviar el prurito. Aunque la hiperpigmentación residual puede persistir, el pronóstico es favorable. La comprensión completa de esta dermatosis es crucial para garantizar un manejo eficaz y mejorar la calidad de vida del paciente.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Fixed drug eruption (FDE) is a drug reaction characterized by recurrent circular erythematous patches at the same sites following exposure to certain drugs, primarily trimethoprim-sulfamethoxazole. It is often misdiagnosed due to its low frequency and similarity to other conditions. We present the case of a woman with pharyngotonsillitis treated with amoxicillin and clavulanic acid, developing cutaneous lesions. FDE is triggered by a type IV delayed hypersensitivity reaction, affecting the epidermal basal layer and resulting in post-inflammatory hyperpigmentation. Diagnosis requires a detailed medical history and may be confirmed by biopsy in doubtful cases.Treatment involves discontinuation of the causative medication and use of topical steroids to alleviate pruritus. Although residual hyperpigmentation may persist, the prognosis is favorable. Comprehensive understanding of this dermatosis is crucial to ensure effective management and improve patient's quality of life.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Informes de Casos]]></kwd>
<kwd lng="es"><![CDATA[beta-Lactamas]]></kwd>
<kwd lng="es"><![CDATA[Eritema]]></kwd>
<kwd lng="en"><![CDATA[Case Reports]]></kwd>
<kwd lng="en"><![CDATA[beta-Lactams]]></kwd>
<kwd lng="en"><![CDATA[Erythema]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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