Cognitive performance in patients after carotid endarterectomy
Sue Pearson1, Guy Maddern, Robert Fitridge
1Department of Surgery, Queen Elizabeth Hospital, 28 Woodville Road, Woodville South 5011, Australia. sue.pearson@nwahs.sa.gov.au
Journal of Vascular Surgery
|December 19, 2003
Summary
Carotid endarterectomy (CEA) surgery did not impact cognitive functioning. Patient characteristics like age, education, and presenting symptoms, not the surgery itself, influenced cognitive performance.
Area of Science:
- Neurology
- Neurosurgery
- Cognitive Science
Background:
- Cognitive benefits of carotid endarterectomy (CEA) are not well-established.
- Patient-specific factors influencing cognitive outcomes post-CEA require further investigation.
Purpose of the Study:
- To identify patient characteristics affecting cognitive functioning.
- To determine if CEA surgery causes changes in cognitive functioning after controlling for these characteristics.
Main Methods:
- Prospective longitudinal study of 37 patients undergoing CEA.
- Neuropsychological testing pre-surgery and at 7 days and 3 months post-surgery.
- Surgery performed under locoregional anesthesia.
Main Results:
- Age, education, and IQ were associated with cognitive functioning.
- Presenting symptoms, particularly stroke, significantly impacted cognitive performance.
- No significant cognitive changes were attributed to CEA surgery after controlling for patient characteristics.
Conclusions:
- Carotid endarterectomy (CEA) is not associated with changes in cognitive functioning.
- Patient characteristics, including presenting symptoms, are key determinants of cognitive function.
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