<?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>0034-7523</journal-id>
<journal-title><![CDATA[Revista Cubana de Medicina]]></journal-title>
<abbrev-journal-title><![CDATA[Rev cubana med]]></abbrev-journal-title>
<issn>0034-7523</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-75232006000400009</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Hemorragia intraventricular primaria]]></article-title>
<article-title xml:lang="en"><![CDATA[Primary intraventricular haemorrhage]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez Nellar]]></surname>
<given-names><![CDATA[Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Roselló Silva]]></surname>
<given-names><![CDATA[Héctor]]></given-names>
</name>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Scherle Matamoros]]></surname>
<given-names><![CDATA[Claudio]]></given-names>
</name>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hierro García]]></surname>
<given-names><![CDATA[Daniel]]></given-names>
</name>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cutiño Maas]]></surname>
<given-names><![CDATA[Yaineli]]></given-names>
</name>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González González]]></surname>
<given-names><![CDATA[Justo]]></given-names>
</name>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Hospital Clinicoquirúrgico Hermanos Ameijeiras Unidad de Ictus, Servicio de Neurología ]]></institution>
<addr-line><![CDATA[Ciudad de La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2006</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2006</year>
</pub-date>
<volume>45</volume>
<numero>4</numero>
<fpage>0</fpage>
<lpage>0</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0034-75232006000400009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0034-75232006000400009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0034-75232006000400009&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Se presentó el caso de una mujer de 21 años con hemorragia intraventricular primaria, causada por una malformación arterio-venosa. Se realizó estudio angiográfico cerebral y se diagnósticó una malformación vascular. Se embolizó la lesión y la paciente se recuperó sin secuelas neurológicas]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[The case of a woman aged 21 with primary intraventricular haemorrhage caused by an arteriovenous malformation is presented. A cerebral angiographic study was carried out and a vascular malformation was diagnosed. The injury was embolized and the patient recovered without neurological sequelae]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Hemorragia intraventricular]]></kwd>
<kwd lng="es"><![CDATA[estudio angiográfico cerebral]]></kwd>
<kwd lng="es"><![CDATA[embolización]]></kwd>
<kwd lng="en"><![CDATA[Intraventricular haemorrhage]]></kwd>
<kwd lng="en"><![CDATA[cerebral angiographic study]]></kwd>
<kwd lng="en"><![CDATA[embolization]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <h3>Presentaci&oacute;n de casos </h3>     <p>Hospital Clinicoquir&uacute;rgico “Hermanos Ameijeiras”  Unidad de Ictus     <br> Servicio de Neurolog&iacute;a </p> <h2>Hemorragia intraventricular primaria </h2>     <p><a href="#autor">Dr. Jes&uacute;s P&eacute;rez Nellar,<span class="superscript">1</span> Dr. H&eacute;ctor Rosell&oacute; Silva,<span class="superscript">2</span> Dr. Claudio Scherle Matamoros,<span class="superscript">3</span> Dr. Daniel Hierro Garc&iacute;a,<span class="superscript">4</span> Dra. Yaineli Cuti&ntilde;o Maas<span class="superscript">5</span> y Dr. Justo Gonz&aacute;lez Gonz&aacute;lez<span class="superscript">6</span></a><a name="cargo"></a> </p> <h4>Resumen</h4>     <p align="justify">Se present&oacute; el caso de una mujer de 21 a&ntilde;os con hemorragia intraventricular primaria, causada por una malformaci&oacute;n arterio-venosa. Se realiz&oacute; estudio angiogr&aacute;fico cerebral y se diagn&oacute;stic&oacute; una malformaci&oacute;n vascular. Se emboliz&oacute; la lesi&oacute;n y la paciente se recuper&oacute; sin secuelas neurol&oacute;gicas. </p>     <p><em>Palabras clave</em>:  Hemorragia intraventricular, estudio angiogr&aacute;fico cerebral, embolizaci&oacute;n. </p>     <p align="justify">Las hemorragias no traum&aacute;ticas dentro del sistema ventricular ocurren, generalmente, por la extensi&oacute;n desde un foco hemorr&aacute;gico inicialmente de localizaci&oacute;n intraparenquimatosa o subaracnoidea. La hemorragia intraventricular primaria (HIP), no asociada con un componente de hemorragia intraparenquimatosa, es rara, y constituye alrededor del 3 % de todas las hemorragias cerebrales.<span class="superscript">1,2</span> </p> <h4>Presentaci&oacute;n del caso </h4>     <p align="justify">Mujer de 21 a&ntilde;os, con cefalea aguda, v&oacute;mitos y p&eacute;rdida transitoria de conciencia. Es atendida en un centro hospitalario donde se diagnostica, por punci&oacute;n lumbar, una hemorragia cerebral. Al cuarto d&iacute;a de evoluci&oacute;n es remitida a la Unidad de Ictus de este centro. La paciente se quejaba de cefalea intensa, estaba confusa, no ten&iacute;a d&eacute;ficit motor, aunque s&iacute; rigidez de nuca y un defecto visual en el lado derecho, dif&iacute;cil de definir con exactitud, por mala cooperaci&oacute;n. Se realiza tomograf&iacute;a computadorizada (TC), donde se encuentra una hemorragia intraventricular, que afectaba el cuerpo del ventr&iacute;culo lateral izquierdo (fig. 1). La angiograf&iacute;a cerebral (figs. 2 y 3), permiti&oacute; identificar una malformaci&oacute;n arteriovenosa (MAV) como causa del sangramiento. La paciente tuvo una evoluci&oacute;n favorable, el d&iacute;a 10 se encontraba con Glasgow 15, cefalea, rigidez de nuca ligera y buen estado general. Se traslada a Neurocirug&iacute;a. El d&iacute;a 30 se realiza embolizaci&oacute;n efectiva de la MAV sin complicaciones. </p>     <p align="center"><a href="/img/revistas/med/v45n4/f0109406.jpg"><img src="/img/revistas/med/v45n4/f0109406.jpg" width="143" height="190" border="0"></a></p>     
<p align="center">Fig. 1. TC de cr&aacute;neo no contrastada, realizada el d&iacute;a cuatro de evoluci&oacute;n. Hay una hemorragia en el cuerpo del ventr&iacute;culo lateral izquierdo. </p>     ]]></body>
<body><![CDATA[<p align="center"><a href="/img/revistas/med/v45n4/f0209406.gif"><img src="/img/revistas/med/v45n4/f0209406.gif" width="199" height="221" border="0"></a></p>     
<p align="center">Fig. 2. Angiograf&iacute;a vertebral (vista anteroposterior). Malformaci&oacute;n arteriovenosa (MAV) que se nutre de la arteria occipital interna. Aunque la MAV recibe sangre del sistema vertebrobasilar, el contraste desaparece antes en esa arteria cerebral posterior, cuyo segmento P1 es hipopl&aacute;sico. </p>     <p align="center"><a href="/img/revistas/med/v45n4/f0309406.jpg"><img src="/img/revistas/med/v45n4/f0309406.jpg" width="205" height="115" border="0"></a></p>     
<p align="center">Fig. 3. Angiograf&iacute;a carot&iacute;dea izquierda. Pol&iacute;gono fetal con origen de la cerebral posterior de la car&oacute;tida y llenado de la MAV por el sistema carot&iacute;deo.     <br> </p> <h4 align="left">Discusi&oacute;n </h4>     <p align="justify">  Las hemorragias intraventriculares primarias se definen por la presencia de sangre &uacute;nicamente en los ventr&iacute;culos, son infrecuentes, constituyen, aproximadamente el 3 % de todas las hemorragias cerebrales en adultos.<span class="superscript">1-3</span> y es a&uacute;n menos com&uacute;n en ni&ntilde;os, aunque se han descrito algunos casos.<span class="superscript">4,5 </span></p>     <p align="justify">En pacientes j&oacute;venes sin hipertensi&oacute;n, como esta paciente, las MAV y los aneurismas son el principal diagn&oacute;stico a considerar.<span class="superscript">1-3</span> En general, se trata de malformaciones vasculares intracraneales, sin embargo han sido descritos casos con malformaciones durales<span class="superscript">6</span> y otros secundarios a malformaci&oacute;n vascular toracolumbar,<span class="superscript">7</span> son un falso signo localizador de la fuente de sangrado. </p>     <p>Otras causas conocidas de hemorragia intraventricular primaria son la hemorragia hipertensiva, los trastornos hematol&oacute;gicos y los tumores del plexo coroide.<span class="superscript">1-3 </span></p>     <p align="justify">La enfermedad de Moya-Moya<span class="superscript">8,9</span> es una causa infrecuente, pero bien documentada, se ha se&ntilde;alado que en estos casos el sangrado ocurre como consecuencia de la ruptura de aneurismas en los plexos coroides. </p>     <p align="justify">Tambi&eacute;n se han descrito casos de hemorragia intraventricular primaria secundarios a encefalopat&iacute;a de Wernicke,<span class="superscript">10</span> abuso de anfetamina<span class="superscript">11</span> y absceso cerebral.<span class="superscript">12 </span></p>     ]]></body>
<body><![CDATA[<p align="justify">En todo paciente con hemorragia intraventricular primaria, siempre que su estado cl&iacute;nico no lo contraindique, debe realizarse una angiograf&iacute;a cerebral convencional, o un estudio vascular alternativo, como la angiotomograf&iacute;a o angiorresonancia, ya que las posibilidades de encontrar una MAV u otra causa que requiera tratamiento espec&iacute;fico son muy altas. </p>     <p align="justify">El caso estudiado por nosotros tuvo una evoluci&oacute;n excelente, sin embargo, el pron&oacute;stico de la hemorragia intraventricular primaria es variable, existe un riesgo elevado de complicarse con hidrocefalia. Recientemente, se est&aacute;n estudiando m&eacute;todos novedosos de tratamiento de la hidrocefalia, empleando trombol&iacute;ticos<span class="superscript">13</span> y tambi&eacute;n por t&eacute;cnicas neuroendosc&oacute;picas.<span class="superscript">14</span> </p> <h4>Summary</h4> <h6>Primary intraventricular haemorrhage. </h6>     <p align="justify"> The case of a woman aged 21 with primary intraventricular haemorrhage caused by an arteriovenous malformation is presented. A cerebral angiographic study was carried out and a vascular malformation was diagnosed. The injury was embolized and the patient recovered without neurological sequelae. </p>     <p><em>Key words</em>: Intraventricular haemorrhage, cerebral angiographic study, embolization.  </p> <h4>Referencias bibliogr&aacute;ficas </h4>     <!-- ref --><p> 1. Passero S, Ulivelli M, Reale F. Primary intraventricular haemorrhage in adults. Acta Neurol Scand. 2002;105:115–9. <!-- ref --><p> 2. Darby DG, Donnan GA, Saling MA, Walsh KW, Bladin PF. Primary intraventricular hemorrhage: clinical and neuropsychological findings in a prospective stroke series. Neurology. 1988;38(1):68-75. <!-- ref --><p> 3. Mart&iacute;-Fabregas J, Piles S, Guardia E, Mart&iacute;-Vilalta JL. Spontaneous intraventricular hemorrhage: clinical data, etiology and outcome. J Neurol. 1999;246:287-91. <!-- ref --><p> 4. Vazquez-Lopez ME, Pego-Reigosa R. Primary intraventricular hemorrhage as a result of a bleeding arteriovenous malformation. Ann Pediatr (Barc). 2005;62(6):583-6. <!-- ref --><p> 5. Rayen BS, Russell FM. Primary intraventricular haemorrhage in an 11 year old child. Emerg Med J. 2005; 22(9):672-3. <!-- ref --><p> 6. Irie F, Fujimoto S, Uda K, Toyoda K, Hagiwara N, Inoue T, Okada Y. Primary intraventricular hemorrhage from dural arteriovenous fistula. J Neurol Sci. 2003;215(1-2):115-8. <!-- ref --><p> 7. Barzo P, Voros E, Bodosi M. Intraventricular hemorrhage as a false localizing sign of a thoracolumbar arteriovenous malformation: case report. Surg Neurol. 1999;51(4):430-4. <!-- ref --><p> 8. Hamada J, Hashimoto N, Tsukahara T. Moyamoya disease with repeated intraventricular hemorrhage due to aneurysm rupture. Report of two cases. J Neurosurg. 1994;80(2):328-31. <!-- ref --><p> 9. Newman P, Al-Memar A. Intraventricular haemorrhage in pregnancy due to Moya-moya disease. J Neurol Neurosurg Psychiatry. 1998;64(5):686. <!-- ref --><p> 10. Pfister HW, von Rosen F, Bise K. Severe intraventricular haemorrhage shown by computed tomography as an unusual manifestation of Wernicke's encephalopathy. J Neurol Neurosurg Psychiatry. 1995;59(5):555-6. <!-- ref --><p> 11. Imanse J, Vanneste J. Intraventricular hemorrhage following amphetamine abuse. Neurology. 1990;40 (8):1318-9. <!-- ref --><p> 12. Pascual J, Diez C, Carda JR, Vazquez-Barquero A. Intraventricular haemorrhage complicating a brain abscess. Postgrad Med J. 1987;63(743):785-7. <!-- ref --><p> 13. Varelas PN, Rickert KL, Cusick J, Hacein-Bey L, Sinson G, Torbey M, et al. Intraventricular hemorrhage after aneurysmal subarachnoid hemorrhage: pilot study of treatment with intraventricular tissue plasminogen activator. Neurosurgery. 2005; 56(2):205-13. <!-- ref --><p> 14. Longatti PL, Martinuzzi A, Fiorindi A, Maistrello L, Carteri A Neuroendoscopic management of intraventricular hemorrhage. Stroke. 2004; 35(2):35-8. <p>Recibido: 14 de marzo de 2006. Aprobado: 22 de junio de 2006.     <br> Dr. <em>Jes&uacute;s P&eacute;rez Nellar</em>. Hospital Clinicoquir&uacute;rgico &quot;Hermanos Ameijeiras&quot; Unidad de Ictus, Servicio de Neurolog&iacute;a, San L&aacute;zaro No. 701 entre Belascoa&iacute;n y Marqu&eacute;s Gonz&aacute;lez, Centro Habana, Ciudad de La Habana, Cuba. CP 10300. Correo electr&oacute;nico: <a href="mailto:jesus.perez@infomed.sld.cu ">jesus.perez@infomed.sld.cu </a><strong></strong></p>     ]]></body>
<body><![CDATA[<p><span class="superscript"><a href="#cargo">1</a></span><a href="#cargo">Doctor en Ciencias M&eacute;dicas. Especialista de II Grado en Neurolog&iacute;a. Profesor Auxiliar.     <br>     <span class="superscript"><strong>2</strong></span>Especialista de II Grado en Neurolog&iacute;a. Profesor Auxiliar.     <br>     <span class="superscript"><strong>3</strong></span>Especialista de I Grado en Neurolog&iacute;a.     <br>     <span class="superscript"><strong>4</strong></span>Especialista de II Grado en Imagenolog&iacute;a. Profesor Auxiliar.     <br>     <span class="superscript"><strong>5</strong></span>Especialista de I Grado en Medicina Interna.     <br>     <span class="superscript"><strong>6</strong></span>Especialista de II Grado en Neurocirug&iacute;a.</a><a name="autor"></a> </p>      ]]></body><back>
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