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Comment & Response
May 2016

Reversible Cerebral Vasoconstriction Syndrome vs Posterior Reversible Encephalopathy Syndrome

Author Affiliations
  • 1Division of Neuroradiology, Hospital of the University of Pennsylvania, Philadelphia
  • 2Perelman School of Medicine, University of Pennsylvania, Philadelphia
  • 3Division of Neuroradiology, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania
JAMA Neurol. 2016;73(5):606. doi:10.1001/jamaneurol.2015.5104

To the Editor We read with interest a recent Images in Neurology article, which presented an example of reversible cerebral vasoconstriction syndrome (RCVS).1 Sorensen1 described a woman who presented with tonic-clonic seizure following synthetic cannabis use, with improvement after 24 hours. The only presented images are T2-weighted sequences that demonstrate bilateral hyperintensities involving cortical and subcortical regions.

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