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Recurrent stroke in symptomatic carotid stenosis awaiting revascularization : A pooled analysis

Johansson, Elias (författare)
Umeå universitet,Medicin,Klinisk neurovetenskap
Cuadrado-Godia, Elisa (författare)
Hayden, Derek (författare)
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Bjellerup, Jakob (författare)
Umeå universitet,Medicin
Ois, Angel (författare)
Roquer, Jaume (författare)
Wester, Per (författare)
Karolinska Institutet,Umeå universitet,Medicin
Kelly, Peter J. (författare)
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 (creator_code:org_t)
Wolters Kluwer, 2016
2016
Engelska.
Ingår i: Neurology. - : Wolters Kluwer. - 0028-3878 .- 1526-632X. ; 86:6, s. 498-504
  • Tidskriftsartikel (refereegranskat)
Abstract Ämnesord
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  • Objective: We aimed to quantify the risk and predictors of ipsilateral ischemic stroke in patients with symptomatic carotid stenosis awaiting revascularization (carotid endarterectomy [CEA] or carotid artery stenting) by pooling individual patient data from recent prospective studies with high rates of treatment with modern stroke prevention medications.Methods: Data were included from 2 prospective hospital-based registries (Umea, Barcelona) and one prospective population-based study (Dublin). Patients with symptomatic 50%-99% carotid stenosis eligible for carotid revascularization were included and followed for early recurrent ipsilateral stroke or retinal artery occlusion (RAO).Results: Of 607 patients with symptomatic 50%-99% carotid stenosis, 377 met prespecified inclusion criteria. Ipsilateral recurrent ischemic stroke/RAO risk pre-revascularization was 2.7% (1 day), 5.3% (3 days), 11.5% (14 days), and 18.8% (90 days). On bivariate analysis, presentation with a cerebral vs ocular event was associated with higher recurrent stroke risk (log-rank p = 0.04). On multivariable Cox regression, recurrence was associated with older age (adjusted hazard ratio [HR] per 10-year increase 1.5, p = 0.02) with a strong trend for association with cerebral (stroke/TIA) vs ocular symptoms (adjusted HR 2.7, p = 0.06), but not degree of stenosis, smoking, vascular risk factors, or medications.Conclusions: We found high risk of recurrent ipsilateral ischemic events within the 14-day time period currently recommended for CEA. Randomized trials are needed to determine the benefits and safety of urgent vs subacute carotid revascularization within 14 days after symptom onset.

Ämnesord

MEDICIN OCH HÄLSOVETENSKAP  -- Klinisk medicin -- Neurologi (hsv//swe)
MEDICAL AND HEALTH SCIENCES  -- Clinical Medicine -- Neurology (hsv//eng)

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