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Duplex scanning alone before carotid endarterectomy: a 5-year experience
C Ranaboldo1, J Davies, A Chant
1Royal South Hants Hospital, Southampton, U.K.
European Journal of Vascular Surgery
|August 1, 1991
Summary
Duplex scanning is a safe alternative to arteriography for selecting patients for carotid endarterectomy. This approach reduces the need for angiography while maintaining comparable complication rates.
Area of Science:
- Vascular Surgery
- Diagnostic Imaging
- Neurology
Background:
- Carotid endarterectomy is a surgical procedure to remove plaque from carotid arteries.
- Accurate patient selection is crucial for successful outcomes.
- Historically, arteriography was the primary diagnostic tool.
Purpose of the Study:
- To evaluate the safety and efficacy of duplex scanning compared to arteriography in patient selection for carotid endarterectomy.
- To assess the impact of changing diagnostic practices on patient outcomes.
Main Methods:
- Retrospective review of 98 carotid endarterectomies performed between 1984 and 1988.
- Analysis of patient selection methods: duplex scanning alone, duplex scanning with angiography, and angiography alone.
- Comparison of perioperative and follow-up complication rates between groups.
Main Results:
- No significant difference in complication rates was observed between patients selected by duplex scanning versus angiography.
- All late deaths occurred in patients who underwent angiography.
- Angiography use decreased to less than 30% by the study's end.
Conclusions:
- Duplex scanning is a safe and effective method for selecting patients for carotid endarterectomy.
- Reducing reliance on angiography is feasible and safe under specific clinical criteria.
- Selective use of angiography for complex cases or complete occlusions ensures patient safety.