Neurosarcoidosis: What are the Evocative Signs on Magnetic Resonance Imaging (MRI)

Abstract

nerve involvement, facial nerve palsy, general signs: Tiredness, joint The key sequence is contrast-weighted T1, shows focal or general leptomeningeal enhancement, node or smooth, about the basal aspects of the brain and the polygon of Willis ; sometimes it goes along the spaces of the Wirshow Robbin, as it may mimic parenchymal lesions. Parenchymal involvement is the most common and diverse, appearing as intraparenchymal masses or nodules, periventricular white matter involvement, or extension of leptomeningeal lesions through perivascular spaces.