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[CT angiography of the neck: technical considerations]
F Ricolfi1, D Ben Salem, B Cote
1Service de Radiologie, CHU Dijon, Hôpital Général, 3, rue du Faubourg-Raines, BP 1519, 21033 Dijon Cedex. frederic.ricolfi@chu-dijon.fr
Journal De Radiologie
|October 18, 2005
Summary
Computed tomography angiography (CTA) offers a reliable alternative to magnetic resonance imaging (MRI) for evaluating acute stroke. Advanced CT scanners enable comprehensive neuroimaging, including vessel assessment, aiding in stroke diagnosis and management.
Area of Science:
- Neurology
- Radiology
- Medical Imaging
Background:
- Acute stroke diagnosis requires timely and accurate imaging of cerebral vasculature.
- Magnetic resonance angiography (MRA) is a common method, but alternatives are sought for broader accessibility and speed.
Purpose of the Study:
- To evaluate computed tomography angiography (CTA) as a non-invasive alternative to MRA for acute stroke assessment.
- To highlight the utility of multidetector CT scanners in multimodal stroke neuroimaging.
Main Methods:
- Utilized multidetector CT scanners for a multimodal neuroimaging protocol.
- Included plain CT, cerebral CT perfusion, and CT angiography of cervical and intracranial arteries.
- Assessed the reliability of CTA for evaluating extracranial and intracranial vessels.
Main Results:
- CTA demonstrated reliability in evaluating both extracranial and intracranial vessels.
- Multimodal CT protocols provide comprehensive neuroimaging for acute stroke.
- CTA serves as a viable alternative to MRA in stroke evaluation.
Conclusions:
- CT angiography is a dependable non-invasive technique for assessing cerebrovascular anatomy in acute stroke.
- Technological advancements in CT scanning facilitate its use as a primary tool in stroke imaging protocols.