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Association Between Migraine With and Without Aura and Cervical Artery Dissection
Robert J Trager1,2,3, Zachary A Cupler4,5, Timothy J Williamson6
1Chiropractic Medicine, Connor Whole Health, University Hospitals Cleveland Medical Center, Cleveland, USA.
Migraine with aura (MwA) and migraine without aura (MwoA) significantly increase the risk of cervical artery dissection (CeAD). This study found a similar increased incidence of CeAD in both migraine types compared to non-migraine controls.
Area of Science:
- Neurology
- Vascular Medicine
- Epidemiology
Background:
- Migraine without aura (MwoA) is a known risk factor for cervical artery dissection (CeAD).
- The association between migraine with aura (MwA) and CeAD is not well-established.
- Understanding these associations is crucial for patient risk assessment and management.
Purpose of the Study:
- To investigate the association between MwA and CeAD.
- To investigate the association between MwoA and CeAD.
- To compare the risk of CeAD in patients with MwA and MwoA against non-migraine controls.
Main Methods:
- Utilized de-identified US medical records (2014-2024) from TriNetX.
- Identified three cohorts: new MwA diagnosis, new MwoA diagnosis, and non-migraine controls.
- Employed propensity score matching to create two 1:1 matched cohorts (MwA vs. controls; MwoA vs. controls) totaling over 495,000 patients.
Main Results:
- Both MwA and MwoA were associated with a significantly increased risk of CeAD compared to controls.
- Patients with MwA showed a 5.91-fold increased risk (0.095% vs. 0.016%).
- Patients with MwoA showed a 3.60-fold increased risk (0.058% vs. 0.016%).
Conclusions:
- Both migraine with aura and migraine without aura are associated with a similarly increased incidence and risk of cervical artery dissection.
- Further research is warranted to explore the underlying pathophysiological mechanisms.
- Investigating potential mediating factors and the temporal relationship between migraine and CeAD is essential.
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