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Perimedullary arteriovenous fistulas in children: report on six cases
(SPRINGERNEW YORK, 2012)
Background Perimedullary arteriovenous fistulas (PMAVFs) are rare spinal lesions and even more uncommon in children. Objective The aim of this study was to document rare occurrences of this type of arteriovenous malformation ...
Conus perimedullary arteriovenous fistula in a child: unusual angio-architectural features and pathophysiology
(SPRINGER, 2008)
Introduction The perimedullary arteriovenous fistulas are located on the pial surface and are usually supplied by spinal medullary arteries, that is, either by the anterior or posterior spinal arteries, with no intervening ...
Redundant nerve roots of the cauda equina: review of the literatureRaízes nervosas redundantes da cauda equina: revisão da literatura
(Colégio Brasileiro de Radiologia e Diagnóstico por Imagem, 2012)
In imaging diagnosis, redundant nerve roots of the cauda equina are characterized by the presence of elongated, enlarged and tortuous nerve roots in close relationship with a high-grade lumbar spinal canal stenosis. This ...