atural history of vertebral artery dissection presented with non-hemorrhagic and non-ischemic sympotoms
Not Applicable
- Conditions
- Vertebral artery dissection
- Registration Number
- JPRN-UMIN000004557
- Lead Sponsor
- Department of Neurosurgery, Tohoku University Graduate School of Medicine
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 65
Inclusion Criteria
Not provided
Exclusion Criteria
(a) One or more points in modified National Institutes of Health Stroke Scale (NIHSS) (b) Subarachnoid hemorrhage, intracerebral hematoma or cerebral infarction (c) Under antithrombotic treatment (d) Previous open surgery or endovascular therapy for the posterior fossa or the neck (e) Contraindication for magnetic resonance imaging
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Percentage of the patients resulting in subarachnoid hemorrhage, cerebral infarction or radiographic progression within 6 months after inclusion, among those who initially presented with pain (headache or neck pain) as the only symptom of vertebral artery dissection
- Secondary Outcome Measures
Name Time Method 1. Percentage of the vertebral artery dissection among those who present with acute headache or neck pain 2. Percentage of the onset of subarachnoid hemorrhage, cerebral infarction or radiographic progression within 6 months after inclusion 3. Percentage of the patients without any radiographical changes within 6 months after inclusion 4. Percentage of the patients with radiographical improvement within 6 months after inclusion 5. Modified Rankin scale of the patients 6 months after inclusion