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September 29, 2015; 85 (13) Clinical/Scientific Notes

Comment: Spice, reversible cerebral vasoconstriction, and intracranial hemorrhage

P. Alan Barber
First published August 28, 2015, DOI: https://doi.org/10.1212/WNL.0000000000001984
P. Alan Barber
From the Centre for Brain Research, University of Auckland; and Auckland City Hospital, New Zealand.
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Comment: Spice, reversible cerebral vasoconstriction, and intracranial hemorrhage
P. Alan Barber
Neurology Sep 2015, 85 (13) 1179; DOI: 10.1212/WNL.0000000000001984

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There is a view prevalent in society that cannabis and its synthetic analogues are safe. However, there are increasing reports of ischemic stroke coming on during or soon after the use of cannabis and its synthetic analogues.1,2 Patients tend to be younger and without traditional vascular risk factors. A number of mechanisms have been proposed, including cardiac embolism, reversible vasoconstriction, and cerebral arteriopathy.

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  • Study funding: No targeted funding reported.

  • Disclosure: The author reports no disclosures relevant to the manuscript. Go to Neurology.org for full disclosures.

  • © 2015 American Academy of Neurology
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