Long-term follow-up in high risk hypertensive patients with carotid dolicoarteriopathies
Antonio Valvano1, Giorgio Bosso1, Valentina Apuzzi1
1Department of Translational Medical Sciences, Federico II University, Naples, Italy.
Insights
Carotid dolicoarteriopathies (CDA) are common but do not increase the risk of cerebrovascular events like stroke or TIA in hypertensive patients. This study found no significant association between CDA and major cerebral events in high-risk individuals.
Area of Science:
- Vascular Neurology
- Cerebrovascular Diseases
- Medical Imaging
Background:
- Carotid dolicoarteriopathies (CDA) are frequently observed but their link to cerebrovascular diseases remains uncertain.
- Understanding the clinical significance of CDA is crucial for managing patients at risk.
Purpose of the Study:
- To investigate the potential relationship between carotid dolicoarteriopathies and the incidence of cerebrovascular events.
- To clarify if CDA is an independent risk factor for stroke or transient ischemic attack.
Main Methods:
- Retrospective analysis of 2124 hypertensive patients with high cardiovascular risk.
- Carotid ultrasound performed between January 2000 and December 2008.
- 10-year follow-up data collected on cerebrovascular events (stroke and TIA).
Main Results:
- Prevalence of CDA was 12.9% (274/2124), with higher frequency in females and left carotid artery.
- Cerebrovascular event rates were similar in patients with and without CDA (10.94% vs. 10.97%).
- No significant differences observed in stroke (8.39% vs. 8.38%) or TIA (2.55% vs. 2.59%) rates.
Conclusions:
- Carotid dolicoarteriopathies are not associated with an increased occurrence of cerebrovascular events.
- CDA does not appear to be a significant risk factor for stroke or TIA in this high-risk hypertensive population.
Background:
Carotid dolicoarteriopathies (CDA) are a common finding during the carotid ultrasound or angiography, but their potential role in the development of cerebrovascular diseases is still unclear. Aim of this study is to clarify the possible relationship between CDA and the occurrence of cerebral events.
Methods:
We performed a retrospective analysis on 2124 hypertensive patients with high cardiovascular risk that underwent carotid ultrasound from January 2000 to December 2008. Follow-up data on cerebrovascular events (transient ischemic attack and/or stroke occurrence) at 10 years were collected.
Results:
The global prevalence of CDA in the study population was 12.9% (274/2124), and carotid kinking was more frequent in females and in the left carotid axis. The percentage of cerebrovascular events among hypertensive patients with CDA was similar to those occurred in the group of patients without CDA (10.94% vs. 10.97%, P=NS), with no differences in the number of strokes (8.39% vs. 8.38% P=NS) and TIA (2.55% vs. 2.59% P=NS).
Conclusions:
CDA are not associated with a major occurrence of cerebrovascular events in a high-risk population of hypertensives.
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