Fig. 1From: Cocaine-related cervical spinal cord infarction: a case report and review of the literatureA Initial MRI of the spinal cord, which does not show any lesion. B MRI of the spinal cord 2 days after the onset of symptoms. The sagittal image shows a “pencil-like” hyperintensity extending from C4 to T1 metamer (white arrows)Back to article page