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[Dissection of the cervical arteries]
Niels Hjort1, Paul von Weitzel-Mudersbach, Grethe Andersen
1nielhjor@rm.dk.
Insights
Cervical artery dissection, a cause of stroke in young adults, involves vessel wall hematoma leading to stenosis. Both antithrombotic and anticoagulation treatments are equally effective in preventing stroke.
Area of Science:
- Neurology
- Vascular Medicine
- Radiology
Background:
- Cervical artery dissection is a significant cause of ischemic stroke, particularly in younger populations.
- Vessel wall hematoma formation can lead to arterial stenosis or occlusion, increasing stroke risk.
- Distinct clinical presentations differentiate carotid and vertebral artery dissections, including pain patterns and neurological deficits like Horner's syndrome.
Purpose of the Study:
- To summarize the key aspects of cervical artery dissection, including its causes, symptoms, diagnostic imaging, and treatment efficacy.
Main Methods:
- Review of current literature on cervical artery dissection.
- Emphasis on diagnostic modalities, particularly magnetic resonance imaging (MRI) for visualizing mural hematomas.
- Comparison of treatment strategies, specifically antithrombotic versus anticoagulation therapy.
Main Results:
- Cervical artery dissection is a primary cause of stroke in young adults.
- Magnetic resonance imaging is the preferred method for detecting mural hematomas.
- Antithrombotic and anticoagulation therapies demonstrate comparable effectiveness in stroke prevention.
Conclusions:
- Cervical artery dissection requires prompt recognition due to its association with stroke in young individuals.
- Accurate diagnosis relies on characteristic clinical symptoms and advanced imaging techniques like MRI.
- Current therapeutic strategies offer similar efficacy in mitigating stroke risk, guiding clinical management decisions.
Abstract:
Dissection of the cervical arteries is an important cause of stroke in young adults. A haematoma in the wall of the cervical vessel leads to stenosis or occlusion and thereby risk of stroke. The most frequent local symptoms in carotid-artery dissection are head- and neck pain accompanied by Horner's syndrome, while typical symptoms in vertebral-artery dissection are pain in the back of the neck and head. The mural haematoma is best visualized by magnetic resonance imaging. Antithrombotic versus anticoagulation treatment to prevent stroke have recently shown to be equally effective.