Recurrent extracranial internal carotid artery vasospasm associated with recreational marijuana use

Published:December 30, 2016DOI:


      • Patient presented with recurrent transient episodes of neurological symptoms including weakness and speech difficulty
      • Imaging studies revealed recurrent transient vasospasm of bilateral extracranial internal carotid arteries
      • Pt carried a remote diagnosis of traumatic left ICA dissection but no dissection flap or pseudo-aneurysm was ever identified
      • Patient reported regular recreational marijuana use
      • Link between marijuana use and extracranial internal carotid artery vasospasm is proposed
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