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A Volumetric Method for Quantification of Cerebral Vasospasm in a Murine Model of Subarachnoid Hemorrhage
Published on: July 28, 2018
Cerebral aneurysms: detection and delineation using 3-D-CT angiography
1Department of Radiology, Faculty of Medicine, University of Tokyo, Japan.
AJNR. American Journal of Neuroradiology
|July 1, 1992
Summary
Three-dimensional CT angiography (3-D-CT) offers a valuable, quick method for visualizing cerebral aneurysms. This technique clearly depicts aneurysm anatomy and surrounding structures, aiding surgical planning.
Area of Science:
- Neuroradiology
- Medical Imaging
- Vascular Surgery
Background:
- Cerebral aneurysms pose significant risks, requiring accurate diagnostic tools for effective management.
- Conventional angiography has limitations in fully visualizing complex vascular structures.
Purpose of the Study:
- To compare three-dimensional CT angiography (3-D-CT) with conventional angiography.
- To assess the clinical utility of 3-D-CT angiography for cerebral aneurysms.
Main Methods:
- Fifteen patients with cerebral aneurysms were studied.
- Dynamic CT with intravenous contrast material was used.
- Three-dimensional CT angiography reconstructions were generated.
Main Results:
- 3-D-CT angiography was performed without additional scanning time.
- All aneurysms were clearly visualized, including complex anatomy like the neck and shape.
- A small, difficult-to-detect aneurysm was clearly identified on 3-D reconstruction.
Conclusions:
- 3-D-CT angiography is a practical and routine method for evaluating cerebral aneurysms.
- The technique effectively demonstrates complex aneurysm anatomy and adjacent structures.
- 3-D-CT angiography is beneficial for surgical planning in patients with cerebral aneurysms.
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