<?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>2183-1351</journal-id>
<journal-title><![CDATA[Acta Radiológica Portuguesa]]></journal-title>
<abbrev-journal-title><![CDATA[Acta Radiol Port]]></abbrev-journal-title>
<issn>2183-1351</issn>
<publisher>
<publisher-name><![CDATA[Sociedade Portuguesa de Radiologia e Medicina Nuclear]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2183-13512023000100019</article-id>
<article-id pub-id-type="doi">10.25748/arp.27891</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Adrenal Vein Sampling: How We Do It]]></article-title>
<article-title xml:lang="pt"><![CDATA[Doseamento Hormonal das Veias Supra-Renais: Como Fazemos]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Neves]]></surname>
<given-names><![CDATA[Teresa Resende]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Caetano]]></surname>
<given-names><![CDATA[António Proença]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Manique]]></surname>
<given-names><![CDATA[Inês]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Amaral]]></surname>
<given-names><![CDATA[Sara]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Godinho]]></surname>
<given-names><![CDATA[Conceição]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Coimbra]]></surname>
<given-names><![CDATA[Élia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
<xref ref-type="aff" rid="A a"/>
<xref ref-type="aff" rid="A9"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bilhim]]></surname>
<given-names><![CDATA[Tiago]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="A a"/>
<xref ref-type="aff" rid="A11"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro Hospitalar e Universitário de Lisboa Central - Hospital Curry Cabral Departamento de Radiologia ]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Centro Hospitalar e Universitário de Lisboa Central - Hospital Curry Cabral Unidade de Radiologia de Intervenção ]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital da Luz Departamento de Radiologia ]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Centro Hospitalar e Universitário de Lisboa Central Serviço de Endocrinologia, Diabetes e Metabolismo ]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Centro Hospitalar e Universitário de Lisboa Central Serviço de Endocrinologia, Diabetes e Metabolismo ]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Centro Hospitalar e Universitário de Lisboa Central Patologia Clínica ]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af7">
<institution><![CDATA[,Centro Hospitalar e Universitário de Lisboa Central - Hospital Curry Cabral Unidade de Radiologia de Intervenção ]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af8">
<institution><![CDATA[,Hospital CUF Tejo Unidade de Radiologia de Intervenção ]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af9">
<institution><![CDATA[,Hospital Cruz Vermelha Departamento de Radiologia de Intervenção ]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="A10">
<institution><![CDATA[,Centro Hospitalar e Universitário de Lisboa Central - Hospital Curry Cabral Unidade de Radiologia de Intervenção ]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="A11">
<institution><![CDATA[,NOVA Medical School Faculdade de Ciências Médicas ]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
<country>Portugal</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2023</year>
</pub-date>
<volume>35</volume>
<numero>1</numero>
<fpage>19</fpage>
<lpage>23</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S2183-13512023000100019&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S2183-13512023000100019&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S2183-13512023000100019&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Primary aldosteronism is the most common cause of secondary hypertension. When unilateral disease is present, patients can be treated curatively by adrenalectomy. Adrenal vein sampling (AVS) is considered essential for discrimination between unilateral versus bilateral disease. Knowledge of normal and variant anatomy of the adrenal veins is important to avoid misleading results and increase technical success. The main reason for technical failure of AVS is the inability to catheterize the right adrenal vein. Pre-procedural CT imaging can help identify the venous anatomy of the adrenals. To validate the technical success of AVS, the catheterization index is calculated comparing the cortisol levels in each adrenal gland with those of the inferior vena cava. To assess the laterality index, the aldosterone levels are compared between both adrenals. We generally use a femoral access and a 4Fr Berenstein catheter for the left adrenal vein and a 5Fr Cobra, Simmons or Micahelson for the right adrenal vein. Some centers adopt an intravenous perfusion of a synthetic peptide of the adrenocorticotropic hormone immediately prior to the procedure to stimulate the adrenal glands. AVS is a safe and feasible procedure, with low risk of failure. Due to the technical difficulties of execution, especially right adrenal vein cannulation, AVS has low usage among hospital centers. The learning curve is estimated to be around 20 to 30 procedures, with a maintenance of about 15 annual procedures to achieve satisfactory results.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo O hiper-aldosterolismo primário é a causa mais comum de hipertensão secundária. Quando originado por patologia unilateral, pode ser tratado curativamente por adrenalectomia. O doseamento hormonal por cateterismo das veias supra-renais (VSRs) é essencial para discriminar entre patologia uni versus bilateral. O conhecimento da anatomia normal e variantes das VSRs é importante para evitar falsos negativos e aumentar o sucesso técnico. A principal causa de insucesso técnico deve-se à dificuldade na cateterização da VSR direita. A avaliação por TC pré-procedimento pode ajudar, ao permitir avaliar a anatomia vascular e o posicionamento das glândulas supra-renais. Para validar a correta cateterização das VSRs, é necessário realizar o doseamento de cortisol, permitindo calcular o índice de seletividade (comparativamente aos valores de cortisol da veia cava inferior). Para determinar o índice de lateralidade é utilizado o doseamento de aldosterona (comparativamente aos valores da VSR contra-lateral). Geralmente utilizamos um acesso femoral e o catéter Berenstein 4Fr para a VSR esquerda e os cateteres Cobra 5 Fr / Simmons 5 Fr / ou Micahelson 5 Fr para a VSR direita. Embora não seja consensual, alguns centros efetuam a perfusão de um análogo da hormona adrenocorticotrópica imediatamente antes do procedimento para estimular a glândula. O cateterismo das VSRs é um procedimento seguro, com baixas taxas de complicações. No entanto, devido à dificuldade de execução técnica, principalmente da cateterização da VSR direita, não é amplamente realizado. Estima-se que a curva de aprendizagem ronde os 20-30 casos, com manutenção de 15 procedimentos anuais para manter resultados satisfatórios.]]></p></abstract>
<kwd-group>
<kwd lng="pt"><![CDATA[Doseamento hormonal das veias supra-renais]]></kwd>
<kwd lng="pt"><![CDATA[Radiologia de intervenção]]></kwd>
<kwd lng="pt"><![CDATA[Cateterismo.]]></kwd>
<kwd lng="en"><![CDATA[Adrenal vein sampling]]></kwd>
<kwd lng="en"><![CDATA[Interventional radiology]]></kwd>
<kwd lng="en"><![CDATA[Catheterization.]]></kwd>
</kwd-group>
</article-meta>
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