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Clinical/Scientific Notes
August 28, 2015

Comment: Spice, reversible cerebral vasoconstriction, and intracranial hemorrhage

P. Alan Barber, PhD, FRACPAuthors Info & Affiliations
September 29, 2015 issue
85 (13) 1179
https://doi.org/10.1212/WNL.0000000000001984
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Abstract

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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References

1.
Barber PA, Pridmore HM, Krishnamurthy V, et al. Cannabis, ischemic stroke, and transient ischemic attack: a case-control study. Stroke 2013;44:2327–2329.
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2.
Freeman MJ, Rose DZ, Myers MA, Gooch CL, Bozeman AC, Burgin WS. Ischemic stroke after use of the synthetic marijuana “spice.” Neurology 2013;81:2090–2093.
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3.
Rose DZ, Guerrero WR, Mokin MV, et al. Hemorrhagic stroke following use of the synthetic marijuana “spice.” Neurology 2015;85:1177–1179.
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Information & Authors

Information

Published In

Neurology®
Volume 85 • Number 13 • September 29, 2015
Pages: 1179
PubMed: 26320205

Copyright

© 2015 American Academy of Neurology.

Publication History

Published online: August 28, 2015
Published in issue: September 29, 2015

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Funding Information

Study funding: No targeted funding reported.Disclosure: The author reports no disclosures relevant to the manuscript. Go to Neurology.org for full disclosures.

Authors

Affiliations & Disclosures

P. Alan Barber, PhD, FRACP
From the Centre for Brain Research, University of Auckland; and Auckland City Hospital, New Zealand.
Disclosure
Scientific Advisory Boards:
1.
PrevANZ Clinical Trial: Phase IIb Randomised, Double Blind, Placebo-Controlled, Dose Ranging Trial of Vitamin D3 in Patients with a First Demyelinating Event.
Gifts:
1.
NONE
Funding for Travel or Speaker Honoraria:
1.
NONE
Editorial Boards:
1.
Neuroepidemiology. Editorial Board. 2008-present. Journal of Clinical Neuroscience. Editorial Board. 2009- present. Journal of Neurology, Neurosurgery and Psychiatry. Editorial Board. 2010-present.
Patents:
1.
NONE
Publishing Royalties:
1.
NONE
Employment, Commercial Entity:
1.
NONE
Consultancies:
1.
NONE
Speakers' Bureaus:
1.
NONE
Other Activities:
1.
NONE
Clinical Procedures or Imaging Studies:
1.
NONE
Research Support, Commercial Entities:
1.
NONE
Research Support, Government Entities:
1.
Health Research Council of New Zealand. 09/063A. Co- Investigator. 2012. National Health and Medical Research Council (Australia). G1100258. Co-investigator. 2012. Health Research Council of New Zealand. 11/270. Co- Investigator. 2011.
Research Support, Academic Entities:
1.
NONE
Research Support, Foundations and Societies:
1.
Neurological foundation of New Zealand. 1027-PG Principal Investigator. 2011. Auckland Medical Research Foundation project. 110021. Principal Investigator. 2011.
Stock/stock Options/board of Directors Compensation:
1.
NONE
License Fee Payments, Technology or Inventions:
1.
NONE
Royalty Payments, Technology or Inventions:
1.
NONE
Stock/stock Options, Research Sponsor:
1.
NONE
Stock/stock Options, Medical Equipment & Materials:
1.
NONE
Legal Proceedings:
1.
NONE
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Cited By
    • Rui Li,
    • Xiaohui Wang,
    • Qixuan Lin,
    • Fengxia Yue,
    • Chuanfu Liu,
    • Xiaoying Wang,
    • Junli Ren,
    Structural Features of Lignin Fractionated From Industrial Furfural Residue Using Alkaline Cooking Technology and Its Antioxidant Performance, Frontiers in Energy Research, 8, (2020).https://doi.org/10.3389/fenrg.2020.00083
    Crossref
    • Kavelin Rumalla,
    • Adithi Y. Reddy,
    • Manoj K. Mittal,
    Recreational marijuana use and acute ischemic stroke: A population-based analysis of hospitalized patients in the United States, Journal of the Neurological Sciences, 364, (191-196), (2016).https://doi.org/10.1016/j.jns.2016.01.066
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