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Spinal dural arteriovenous fistula: demonstration using phase contrast MRA
J M Provenzale1, R D Tien, G J Felsberg
1Department of Radiology, Duke University Medical Center, Durham, NC 27710.
Journal of Computer Assisted Tomography
|September 1, 1994
Summary
Phase contrast MR angiography successfully diagnosed a spinal dural arteriovenous fistula. This non-invasive imaging technique offers a potential alternative to conventional contrast angiography for diagnosing these vascular malformations.
Area of Science:
- Neurology
- Radiology
- Vascular Imaging
Background:
- Spinal dural arteriovenous fistulas (SDAVFs) are abnormal connections between dura mater arteries and veins.
- Contrast angiography is the current gold standard for diagnosing SDAVFs, but it is invasive.
Observation:
- A patient with a suspected spinal dural arteriovenous fistula was evaluated.
- Phase contrast MR angiography was utilized as a diagnostic tool.
Findings:
- Phase contrast MR angiography effectively demonstrated the presence of a spinal dural arteriovenous fistula.
- This imaging modality provided clear visualization of the vascular abnormality.
Implications:
- Phase contrast MR angiography may serve as a non-invasive alternative to conventional angiography for SDAVF diagnosis.
- This could lead to improved patient safety and reduced healthcare costs.
- Further research is warranted to validate these findings in larger cohorts.