<?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>1137-6627</journal-id>
<journal-title><![CDATA[Anales del Sistema Sanitario de Navarra]]></journal-title>
<abbrev-journal-title><![CDATA[Anales Sis San Navarra]]></abbrev-journal-title>
<issn>1137-6627</issn>
<publisher>
<publisher-name><![CDATA[Gobierno de Navarra. Departamento de Salud]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1137-66272021000200016</article-id>
<article-id pub-id-type="doi">10.23938/assn.0952</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Síndrome de atrapamiento del nervio cutáneo anterior: una causa de dolor abdominal crónico en niños frecuentemente pasada por alto]]></article-title>
<article-title xml:lang="en"><![CDATA[Anterior cutaneous nerve entrapment syndrome: a frequently overlooked cause of chronic abdominal pain in children]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Oliván-Gonzalvo]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruiz-Serrano]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Uclés-Moreno]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fernández-Sanz]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro de Pediatría y Adopción Internacional Servicio de Pediatría ]]></institution>
<addr-line><![CDATA[Zaragoza ]]></addr-line>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Clínico Universitario Lozano Blesa Servicio de Medicina Física y Rehabilitación ]]></institution>
<addr-line><![CDATA[Zaragoza ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Universitario Miguel Servet Servicio de Neurofisiología Clínica ]]></institution>
<addr-line><![CDATA[Zaragoza ]]></addr-line>
</aff>
<aff id="Af4">
<institution><![CDATA[,Fundación Hospital Calahorra Servicio de Neurología ]]></institution>
<addr-line><![CDATA[La Rioja ]]></addr-line>
<country>España</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2021</year>
</pub-date>
<volume>44</volume>
<numero>2</numero>
<fpage>303</fpage>
<lpage>307</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S1137-66272021000200016&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S1137-66272021000200016&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S1137-66272021000200016&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El síndrome de atrapamiento del nervio cutáneo anterior (ACNES) con frecuencia no se tiene presente en el diagnóstico diferencial del dolor abdominal crónico (DAC). Presentamos el caso de un varón de 11 años con DAC estudiado previamente en servicios de urgencia y digestivo sin detectar patología orgánica, sugiriéndose un origen psicosomático. En la exploración mostró dolor en la pared abdominal localizado en el área de la rama terminal del nervio intercostal T11, con signo de Carnett positivo y respuesta favorable a la inyección con anestésico local en el punto gatillo. Los potenciales evocados somatosensoriales revelaron neuropatía del nervio del músculo recto anterior derecho. Se diagnosticó de ACNES. Como tratamiento se administró en el punto gatillo una inyección subfascial ecoguiada de lidocaína y dexametasona. Tras cuatro meses, permanece asintomático. Para el tratamiento de ACNES en población pediátrica, recomendamos una estrategia terapéutica escalonada comenzando con inyecciones en el punto gatillo y reservar la neurectomía anterior para cuando estas fracasan.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Anterior cutaneous nerve entrapment syndrome (ACNES) is often overlooked in the differential diagnosis of chronic abdominal pain (CAP). An 11-year-old boy with CAP previously studied in emergency and digestive services without detecting organic pathology, suggesting a psychosomatic origin. On examination, he showed pain in the abdominal wall located to the area of the terminal branch of the T11 intercostal nerve, with a positive Carnett's sign and a favorable response to injection with local anesthetic at the trigger point. Somatosensory evoked potentials revealed right anterior rectus nerve neuropathy. He was diagnosed with ACNES. As treatment, an ultrasound-guided subfascial injection with lidocaine and dexamethasone into the trigger point was administered. After four months, he remains asymptomatic. For the treatment of ACNES in pediatrics patients, a step-up strategy should be applied, starting with trigger point injections of lidocaine and dexamethasone and reserving anterior neurectomy for those cases with limited effect of these injections.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Dolor abdominal crónico]]></kwd>
<kwd lng="es"><![CDATA[Dolor neuropático]]></kwd>
<kwd lng="es"><![CDATA[Potenciales evocados somatosensoriales]]></kwd>
<kwd lng="es"><![CDATA[Signo de Carnett]]></kwd>
<kwd lng="es"><![CDATA[Síndrome de atrapamiento del nervio cutáneo anterior]]></kwd>
<kwd lng="en"><![CDATA[Anterior cutaneous nerve entrapment syndrome]]></kwd>
<kwd lng="en"><![CDATA[Carnett's sign]]></kwd>
<kwd lng="en"><![CDATA[Chronic abdominal pain]]></kwd>
<kwd lng="en"><![CDATA[Neuropathic pain]]></kwd>
<kwd lng="en"><![CDATA[Somatosensory evoked potentials]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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