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        "resumen" => "<p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">El uso habitual de la Resonancia Magn&#233;tica &#40;RM&#41; como medio de diagn&#243;stico ha facilitado la detecci&#243;n de pacientes con siringomielias cervicales asintom&#225;ticoso En los &#250;ltimos a&#241;os se han descrito algunas observaciones de asociaci&#243;n de una siringomielia con descenso amigdalar y un proceso expansivo intracraneal&#44; preferentemente infratentorial &#40;tumores o quistes&#41;&#46;</p><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">Presentamos los datos cl&#237;nico-radiol&#243;gicos de dos pacientes con esta asociaci&#243;n&#46; La primera&#44; mujer de 26 a&#241;os de edad&#44; con un neurinoma del ac&#250;stico y una cavidad cervical asintom&#225;tica&#44; desde C2 a D7&#59; tras la extirpaci&#243;n del tumor&#44; la RM confirm&#243; la desaparici&#243;n completa de la cavidad&#46; La segunda&#44; mujer de 40 a&#241;os&#44; portadora de un peque&#241;o meningioma del seno cavernoso derecho&#44; responsable de una diplopia persistente en los &#250;ltimos dos a&#241;os&#44; y una cavidad cervical en C2C3&#59; fue tratada con radiocirug&#237;a&#44; mejorando notablemente la diplopia&#44; sin sufrir modificaciones&#44; como es l&#243;gico&#44; en la cavidad siringomi&#233;lica&#46;</p><p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">Mientras que la localizaci&#243;n y tama&#241;o del tumor establecen en el primer caso una relaci&#243;n causal entre los tres procesos&#44; las caracter&#237;sticas de la segunda paciente orientan a un mero hallazgo incidental&#46;</p>"
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        "resumen" => "<p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">The routine use of the magnetic resonance &#40;MR&#41;&#44; as diagnostic method in patients with CNS diseases&#44; has led to identify an increasing number of cases of asymptomatic syringomyelia&#46; During the last years&#44; several reports on the association of syringomyelia&#44; tonsilIar herniation and intracranial space occupying lesions &#40;cysts or tumors&#41;&#44; mainly located in the posterior cranial fossa&#44; have appeared in the literature&#46;</p><p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">We describe the clinical and radiological findings of two female patients with this association&#46; The first case is a 26-year-old woman&#44; with an acoustic schwannoma and an asymptomatic cervical cavity from C2 to D7&#59; a cervical MR imaging&#44; performed after surgery&#44; showed a total resolution of the cavity&#46; The second case is a 40-year-old woman with a two years history of a persistent diplopia&#59; cranial MR imaging showed a small&#44; cavernous sinus meningioma&#44; tonsilIar herniation and a syringomyelic cavity in C2-C3&#46; Diplopia improved after she was treated with radiosurgery&#44; but without changes in the cervical syringomyelia imaging&#46;</p><p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">While&#44; in the first case&#44; a causal relationship between the localization and size of the tumor&#44; and the presence of syringomyelia can be established&#44; in the second patient the association is considered incidental&#46;</p>"
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* Servicio de Neurocirugía. Hospital Ntra. Sra. de Aránzazu. San Sebastián

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