Results: 178

Metástases cerebrais em carcinoma pancreático: uma situação rara

Rev. bras. neurol; 50 (4), 2014

Segmentación de imágenes cerebrales de Resonancia Magnética basada en Redes Neuronales de Regresión Generalizada
Segmentation of Magnetic Resonance images of the brain based on Generalized Regression Neural Networks

El análisis de los cambios estructurales del cerebro a través de imágenes de Resonancia Magnética puede proveer información útil para el diagnóstico y el manejo clínico de los pacientes con demencia. Si bien el grado de sofisticación alcanzado por el equipamiento de Resonancia Magnética es alto...

Uso de volumetría y carga lesional en el seguimiento de pacientes con esclerosis múltiple: experiencia local y revisión de la literatura

Rev. chil. radiol; 19 (4), 2013
Multiple sclerosis (MS) is a common demyelinating disease that involves the central nervous system causing focal lesions in the brain and spinal cord causing diverse neurological development deficits, many of them severe and irreversible, affecting and invaliding a large percentage of young productive-ag...

Más allá del tensor de difusión: experiencia preliminar en tractografía HARDI-CSD y super-resolución en 1. 5T

Rev. chil. radiol; 19 (4), 2013
Introduction: For more than a decade the diffusion tensor imaging model has been widely used in order to resolve and represent the intracranial white-matter microanatomy. Howeverthere are numerous studies that have successfully demonstrated the limitations associated with DTI in trying to define crossing...

Demências rapidamente progressivas. Importância da neuroimagem nas etapas diagnósticas.

Rev. bras. neurol; 48 (4), 2012
As demências rapidamente progressivas constituem um grupo heterogêneo de condições clínicas (neurodegenerativas, vasculares, infecciosas, imunomediadas, tóxicas, metabólicas, tumorais, psicogênicas) e cirúrgicas. Avaliação detalhada é imprescindível, devendo ser seguido protocolo extenso con...

Juvenile idiopathic inflammatory myopathies: the value of magnetic resonance imaging in the detection of muscle involvement

Säo Paulo med. j; 118 (2), 2000
CONTEXT: One of the major current challenges related to juvenile idiopathic inflammatory myopathy is the search for highly sensitive and specific non-invasive methods for diagnosis as well as for follow-up. OBJECTIVES: The aim of our study was to describe typical magnetic resonance imaging findings and t...