<?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>1870-7203</journal-id>
<journal-title><![CDATA[Acta médica Grupo Ángeles]]></journal-title>
<abbrev-journal-title><![CDATA[Acta méd. Grupo Ángeles]]></abbrev-journal-title>
<issn>1870-7203</issn>
<publisher>
<publisher-name><![CDATA[Grupo Ángeles, Servicios de Salud]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-72032025000300287</article-id>
<article-id pub-id-type="doi">10.35366/119960</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Hipotensión refractaria transoperatoria en paciente bajo tratamiento con ARAII]]></article-title>
<article-title xml:lang="en"><![CDATA[Intraoperative refractory hypotension in a patient receiving ARB treatment]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Achar Farca]]></surname>
<given-names><![CDATA[Tanya]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Prol Carreiro]]></surname>
<given-names><![CDATA[Adolfo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cruz Villaseñor]]></surname>
<given-names><![CDATA[Jesús Adán]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fortis-Olmedo]]></surname>
<given-names><![CDATA[Luis Leobardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro Médico ABC Hospital Angeles Lomas ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Angeles Lomas  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Centro Médico ABC Hospital Angeles Lomas ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<volume>23</volume>
<numero>3</numero>
<fpage>287</fpage>
<lpage>288</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-72032025000300287&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-72032025000300287&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-72032025000300287&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Los antagonistas del receptor de angiotensina II (ARAII) se siguen considerando como tratamiento de primera línea en pacientes con hipertensión arterial sistémica (HAS), por inhibición del sistema renina-angiotensina-aldosterona (SRAA). El uso perioperatorio de estos puede provocar una hipotensión severa refractaria en conjunto con anestesia general y/o neuroaxial. Presentamos el caso de un paciente femenino de 58 años que desarrolló hipotensión severa refractaria a tratamientos convencionales posterior a la inducción anestésica, a pesar de la suspensión de losartán 24 horas previas al procedimiento. Se requiere aumentar la conciencia sobre la posibilidad de hipotensión severa refractaria por el uso crónico de ARAII.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Angiotensin II receptor antagonists (ARBs) are still considered first-line treatment in patients with systemic arterial hypertension (SAH) due to their inhibition of the renin-angiotensin-aldosterone system (RAAS). Perioperative use of these agents may cause severe refractory hypotension in conjunction with general anesthesia and/or neuraxial anesthesia. We present the case of a 58-year-old female patient who developed severe hypotension refractory to conventional treatments after induction of anesthesia despite the suspension of losartan 24 hours prior to the surgical procedure. Increased awareness of the possibility of severe refractory hypotension from chronic ARB use is required.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[hipotensión arterial]]></kwd>
<kwd lng="es"><![CDATA[hipotensión arterial refractaria]]></kwd>
<kwd lng="es"><![CDATA[hipotensión arterial transoperatoria]]></kwd>
<kwd lng="es"><![CDATA[ARAII perioperatorio]]></kwd>
<kwd lng="es"><![CDATA[vasopresores]]></kwd>
<kwd lng="en"><![CDATA[arterial hypotension]]></kwd>
<kwd lng="en"><![CDATA[refractory arterial hypotension]]></kwd>
<kwd lng="en"><![CDATA[intraoperative arterial hypotension]]></kwd>
<kwd lng="en"><![CDATA[perioperative ARBs]]></kwd>
<kwd lng="en"><![CDATA[vasopressors]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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